פרופ' יגאל כהן

Rotem, J., Cohen, Y. and Wahl 1966. A new tomato foliage disease in Israel caused by Stemphylium botryosum. Can. J. Plant Sci. 46: 265-270

Rotem, J. and Cohen, Y. 1966. The relationship between mode of irrigation and severity of tomato foliage diseases in Israel. Plant Disease Report. 50: 635-639

Rotem, J., Cohen, Y. and Spiegel, S. 1968. Effect of soil moisture on the predisposition of tobacco to Peronospora tabacina. Plant Disease Report. 52: 310‑313

Cohen, Y. and Rotem, J. 1969. The effects of lesion development, air temperature and duration of moist periods on sporulation of Pseudoperonospora cubensis in cucumbers. Israel J. Bot. 18: 135-140

Cohen, Y. and Rotem, J. 1970. The relationship of sporulation to photosynthesis in some obligatory and facultative parasites. Phytopathology 60: 1600-1604

Rotem, J. and Cohen, Y. 1970. The effect of temperature on the pathogen and on the development of blue mold disease in tobacco inoculated with Peronospora tabacina. Phytopathology 60: 54-57

Cohen, Y. and Rotem, J. 1971. Rate of lesion development in relation to sporulating potential of Pseudoperonospora cubensis in cucumbers. Phytopathology 61: 265-268

Cohen, Y., Perl, M. and Rotem, J. 1971. The effect of darkness and moisture on sporulation of Pseudoperonospora cubensis in cucumbers. Phytopathology 61: 594‑595

Cohen, Y. and Rotem, J. 1971. Field and growth chamber approach to epidemiology of Pseudoperonospora cubensis in cucumbers. Phytopathology 61: 736-737

Reuveni, R., Cohen, Y. and Rotem, J. 1971. Sporulation of Erysiphe cichoracearum as influenced by conditions favoring photosynthesis in the host. Israel J. Bot. 20: 78-83

Rotem, J., Cohen, Y. and Putter, J. 1971. Relativity of limiting and optimum inoculum loads, wetting duration, and temperature for infection by Phytophthora infestans. Phytopathology 61: 275-278

Cohen, Y. and Rotem, J. 1971. Dispersal and viability of sporangia of Pseudoperonospora cubensis. (Berk. & Curt.) Rost. Trans. Brit. Mycol. Soc. 57: 67‑74

Perl, M., Cohen, Y. and Rotem, J. 1972. The effect of humidity during darkness on the transfer of assimilates from cucumber leaves to sporangia of Pseudoperonospora cubensis. Physiol. Plant Pathol. 2: 113-122

Cohen, Y. and Perl, M. 1973. Stage specificity in streptomycin action against some plant pathogenic Peronosporales. Phytopathology 63: 1172-1180

Cohen, Y. and Sackston, W.E. 1973. Factors affecting infection of sunflowers by Plasmopara halstedii. Can. J. Bot. 51: 14-22

Cohen, Y. Perl, M., Rotem, J., Eyal, H. and Cohen, J. 1974. Ultrastructural and physiological changes in sporangia of Pseudoperonospora cubensis and Phytophthora infestans exposed to water stress. Can. J. Bot. 52: 447-450

Cohen, Y. and Sackston, W.E. 1974. Seed infection and latent infection of sunflower by Plasmopara halstedii. Can. J. Bot. 52: 231-238

Cohen, Y. and Sackston, W.E. 1974. Disappearance of indole-acetic acid in the presence of sunflower by Plasmopara halstedii. Can. J. Bot. 52: 861-866

Rotem, J. and Cohen, Y. 1974. Epidemiological patterns of Phytophthora infestans under semi-arid conditions. Phytopathology 64: 711-714

Cohen, Y. 1975. Fluorescence microscopy and related enzyme activity of sunflower infected by Plasmopara halstidii. Physiol. Plant. Pathol. 7: 9-15

Cohen, Y., Reuveni, M. and Kenneth, R.G. 1975. Resistance to powdery mildew in tobacco induced by Peronospora tabacina. Phytopathology 65: 1313-1315

Cohen, Y. and Ibrahim, R.L. 1975. Changes in phenolic compounds in sunflower infected by Plasmopara halstedii. Can. J. Bot. 53: 2625-2630

Cohen, Y., Eyal, H. and Sadon, T. 1975. Light-induced inhibition of sporangial formation of Phytophthora infestans on potato leaves. Can. J. Bot. 53: 2680-2686

Sherman, Y. and Cohen, Y. 1975. Germinating irrigation: a crucial factor in the infection of sweet corn with downy mildew. Hassadeh 56: 1142-1146

Cohen, Y. 1976. Quantitation of resistance of cucumbers and cantaloupes against Pseudoperonospora cubensis. Phytoparasitica 4: 25-32

Cohen, Y. 1977. The interacting effects of light and temperature on sporulation of Peronospora tabacina on tobacco leaves. Aust. J. Biol. Sci. 29: 281-289

Cohen, Y. and Sherman, Y. 1977. The role of air-borne conidia on the epiphytotics of Sclerospora sorghi on sweet corn. Phytopathology 66: 515-521

Cohen, Y. and Eyal, H. 1977. Growth and differentiation of sporangia and sporangiophores of Pseudoperonospora cubensis on cucumber cotyledons under various combinations of light and temperature. Physiol. Plant Pathol. 10: 93-103

Cohen, Y. 1977. The combined effects of temperature, leaf wetness and inoculum concentration on infection of cucumbers with Pseudoperonospora cubensis. Can. J. Bot. 55: 1478-1487

Cohen, Y. 1978. Protection of tobacco against Erysiphe cichoracearum by Peronospora tabacina. Ann. Appl. Biol. 89: 317-321

Reuveni, M., and Cohen, Y. 1978. Growth retardation and changes in phenolic compounds, with special reference to scopoletin, in mildewed and ethylene-treated plants. Physiol. Plant Pathol. 12: 179-189

Rotem, J., Cohen, Y. and Bashi, E. 1978. Host and environmental effects on sporulation in vivo. Ann. Rev. Phytopathol. 16: 83-101

Cohen, Y., Levy, Y., and Eyal, H. 1978. Sporogenesis of some fungal pathogens under intermittent light conditions. Can. J. Bot. 56: 2538-2543

Cohen, Y. 1979. A new systemic fungicide against the downy mildew disease of cucumbers. Phytopathology 69: 433-436

Cohen, Y., Reuveni, M. and Eyal, H. 1979. The systemic antifungal activity of Ridomil against Phytophthora infestans on tomato plants. Phytopathology 69: 433‑436

Cohen, Y. 1980. The downy Mildew of Cucurbits. In: "The Downy Mildews" (D.M. Spencer, Ed.) Academic Press, pp. 341-354

Cohen, Y. and Kuc, J. 1980. Control of disease by immunization. 5th Workshop presented by the Tobacco and Health Research Institute, University of Kentucky, and the Kentucky Tobacco Research Board, pp. 82-90

Levy, Y., and Cohen, Y. 1980. Sporulation of Helminthosporium turcicum on sweet corn: Effects of temperature and dew period. Can. J. Plant Pathology. 2: 65-69

Lupo, R., Grossman, S., and Cohen, Y. 1980. The involvement of lipoxygenase and antioxidants in pathogenesis of powdery mildew on tobacco plants. Physiol. Plant Pathol. 16: 241-248

Reuveni, M., Eyal, H. and Cohen, Y. 1980. Development of resistance to metalaxyl in Pseudoperonospora cubensis. Plant Disease. 64: 1108-1109

Cohen, Y. and Eyal, H. 1980. Effect of light during infection on the incidence of downy mildew (Pseudoperonospora cubensis) on cucumbers. Physiol. Plant Pathol. 17: 53-62

Cohen, Y. and Kuc, J. 1980. Infectivity of conidia of Peronospora tabacina after freezing and thawing. Plant Disease 64: 549-550

Palti, J. and Cohen, Y. 1980. Downy mildew of cucurbits: The fungus and its hosts, distribution, epidemiology and control. Phytoparasitica 8: 109-147

Cohen, Y. 1981. The processes of infection with downy mildews on leaf surfaces. In: Microbial ecology of the Phylloplane. (J.P. Blakeman, ed.), Academic Press pp. 115-133

Cohen, Y. and Kuc, J. 1981. Evaluation of systemic resistance to blue mold induced in tobacco by prior stem inoculation. Phytopathology 71: 783-787

Levy, Y., Noy-Meir, E. and Cohen, Y. 1981. A simulation model for the northern leaf blight of corn. In: Development in Arid Zone Ecology and Environmental Quality (Ed. H. Shuval), Balaban, Philadelphia, pp. 75-82

Cohen, Y. and Eyal, H. 1982. Host-induced sensitivity of corn rust urediospores to dryness. Physiol. Plant Pathol. 20: 299-304

Cohen, Y. 1982. Cultivar resistance and species immunity in Nicotiana spp. against tobacco powdery mildew. Colloq. INRA 11: 144-151

Cohen, Y., Eyal, H., Goldschmidt, Z., and Sklarz, B. 1983. A preformed chemical inhibitor of tobacco powdery mildew on leaves of Nicotiana glutinosa. Physiol. Plant Pathol. 22: 143-150

Bashan, B., and Cohen, Y. 1983. Tobacco necrosis virus induces systemic resistance in cucumbers against Sphaerotheca fuliginea. Physiol. Plant Pathol. 23: 137-144

Skubatz, H. and Cohen, Y. 1983. Scanning electron microscopy of leaf surfaces of tobacco infected with Peronospora hysoscyami. Can. J. Plant Pathol. 5: 25-28

Levy. Y. and Cohen, Y. 1983. Biotic and environmental factors affecting infection of sweet corn with Exserohilum turcicum. Phytopathology 73: 722-725

Levy, Y., Levy, R. and Cohen, Y. 1983. Build up of a pathogen subpopulation resistant to a systemic fungicide under various control strategies - a flexible simulation model. Phytopathology 73: 1475-1480

Cohen, Y., Reuveni, M. and Samoucha, Y. 1983. Competition between metalaxyl-resistant and sensitive strains of Pseudoperonospora cubensis on cucumber plants. Phytopathology 73: 1516-1520

Levy, Y. and Cohen, Y. 1984. Differential sensitivity to dryness of conidia of Exserohilum turcicum on corn leaves and artificial media. Can. J. of Plant Pathology. 5: 235-238

Cohen, Y. and Samoucha, Y. 1984. Cross resistance to four systemic fungicides in metalaxyl-resistant strains of Phytophthora infestans and Pseudoperonospora cubensis. Plant Disease 68: 137-139

Samoucha, Y. and Cohen, Y. 1984. Synergy between metalaxyl-resistant and sensitive strains of Pseudoperonospora cubensis in cucumbers. Phytopathology. 74: 376-378

Samoucha, Y. and Cohen, Y. 1984. Synergy between metalaxyl and mancozeb in controlling downy mildew in cucumbers. Phytopathology 74: 1434-1437

Samoucha, Y. and Cohen, Y. 1984. Differential sensitivity to mancozeb of metalaxyl-sensitive and -resistant isolates of Pseudoperonospora cubensis. Phytopathology 74: 1437-1439

Levy, Y. and Cohen, Y. 1984. A negative association between leaf sugar content and the development of northern leaf blight lesions in sweet corn. Physiological Plant Pathology 24: 247-252

Cohen, Y. and Eyal, H. 1984. Infectivity of conidia of Peronospora hyoscyami after storage on tobacco leaves. Plant Disease 68: 688-690

Cohen, Y., Eyal, H. and Cohen, A. 1984. Evaluating downy mildew resistance in Cucumis melo L. Cucurbit Genetics Cooperative Report. 7: 38-40

Cohen, Y., Eyal, H. and Sheinboim, Y. 1985. Efficacy of cymoxanil in controlling metalaxyl-resistant isolates of Phytophthora infestans and Pseudoperonospora cubensis. 1985 Fungicides for crop protection. BCPC Monograph No. 31: 307-310

Samoucha, Y. and Cohen, Y. 1985. Occurrence of metalaxyl-resistant isolates of Pseudoperonospora cubensis in Israel: a 5-year survey. EPPO Bulletin 15: 419‑422

Cohen, Y., Cohen, S. Eyal, H. and Thomas, C.E. 1985. Inheritance of resistance to downy mildew in Cucumis melo PI 124111. Cucurbit Genetics Cooperative Report 8: 36-38

Coffey, M.D. and Cohen, Y. 1985. Crown and collar rot of avocado: A need for more research. Avocado Year Book, California

Dolan, T.E., Cohen, Y. and Coffey, M.D. 1986. Protection of Persea species against Phytophthora cinnamomi and P. citricola by prior inoculation with a citrus isolate of P. parasitica. Phytopathology 76: 194-198

Cohen, Y. 1986. Fungicides mixtures controlling late blight in potatoes. Med. Fac. Landbouww. Rijksuniv. Gent, 51: 715-718

Cohen, Y. and Coffey, M.D. 1986. Systemic Fungicides and the control of oomycetes. Ann. Rev. Phytopathol. 24: 311-338

Delon, R. and Cohen, Y. 1986. Study of the comportment of species assortment of genus Nicotiana to powdery mildew (Erysiphe Cichoracearum D.C.) in France and in Israel. Annales du Tabac Sect.
2-20-Bergerac-SEITA 59-69

Samoucha, Y. and Cohen, Y. 1986. Efficacy of systemic and contact fungicide mixtures in controlling late blight in potatoes. Phytopathology. 76: 855-859

Cohen, S. and Cohen, Y. 1986. Nature and genetics of resistance to Sphaerotheca fuliginea race 2 in Cucumis melo PI 124111. Phytopathology 76: 1165-1167

Levy, Y. Benderly, M., Cohen, Y., Gisi, U. and Bassand, D. 1986. The joint action of fungicides in mixtures: comparison of two methods for synergy calculation. EPPO Bull. 16: 651-657

Cohen, Y., Peer, S., Balass, O., and Coffey, M.D. 1987. A fluorescent technique for studying growth of Peronospora tabacina on leaf surfaces. Phytopathology 77: 201-204

Thomas, C.E., Inaba, T. and Cohen, Y. 1987. Physiological specialization in Pseudoperonospora cubensis. Phytopathology. 77: 1621-1624

Cohen, Y. and Rotem, J. 1987. Sporulation of foliar pathogens. In: Plant Infecting Fungi. (Eds. G.F. Pegg and P.G. Ayres) British Mycological Society

Thomas, C.E., Cohen, Y., Jourdian, E.L. and Eyal, H. 1987. Use of reaction types to identify downy mildew resistance in muskmelons. HortScience 22: 638-640

Cohen, Y. and Grinberger, M. 1987. Control of the metalaxyl-resistant causal agents of late blight in potato and tomato and downy mildew in cucumber by cymoxanil. Phytopathology 77: 1283-1288

Kenigsbuch, D. and Cohen, Y. 1987. Inheritance of gynoecious sex type in muskmelon. Cucurbits Genetics Coop. Rpr. 10: 47-48

Cohen, Y. and Eyal, H. 1987. Downy mildew-, powdery mildew- and fusarium wilt-resistant muskmelon breeding line PI-124111F. Phytoparasitica 15: 187-195

Cohen, Y. and Eyal, H. 1988. Epifluorescence microscopy of Sphaerotheca fuliginea race 2 on susceptible and resistant genotypes of Cucumis melo. Phytopathology 78: 144-148

Peer, S. and Cohen, Y. 1987. Sugar accumulation in tobacco plant systemically protected against blue mold (Peronospora tabacina). Phytoparasitica 15: 307-315

Thomas, C.E., Cohen, Y., Mc Creight, Y.D., Jourdion, E.L., and Cohen, S. 1987. Inheritance of resistance to downy mildew in Cucumis melo. Plant Disease 72: 33‑35

Samoucha, Y. and Cohen, Y. 1988. Synergistic interactions of cymoxanil mixtures in the control of metalaxyl-resistant Phytophthora infestans of potato. Phytopathology 78: 636-640

Samoucha, Y., Levy, R.S. Cohen, Y. 1988. Efficacy over time of cymoxanil mixtures in controlling late blight in potatoes incited by a phenylamide-resistant isolate of Phytophthora infestans. Crop. Protection 7: 210-215

Kadish, D. and Cohen, Y. 1988. Estimation of metalaxyl-resistance in Phytophthora infestans. Phytopathology 78: 915-919

Kadish, D. and Cohen, Y. 1988. Fitness of Phytophthora infestans isolates from metalaxyl-sensitive and resistant populations. Phytopathology 78: 912-915

Cohen, Y. and Eyal, H. 1988. Muskmelon hybrids resistant to mildews and Fusarium wilt. Hassadeh 68: 876-878. (Hebrew with English summary)

Cohen, Y. and Eyal, H. 1988. Pathogenicity of Erysiphe cichoracearum to cucurbits. Cucurbits Genetics Coop. Rpr. 11: 87-90

Cohen, Y. and Eyal, H. 1988. Reaction of muskmelon genotypes to races 1 and 2 of Sphaerotheca fuliginea in Israel. Cucurbits Genetics Coop. Rpt. 11: 47-49

Samoucha, Y. and Cohen, Y. 1988. Sensitivity of Phytophthora infestans to cymoxanil. Phytoparasitica 16: 39-45

Cohen, Y., Eyal, H., and Kenigsbuch, D. 1988. Genetics, nature and utilization of resistance to downy and powdery mildews in muskmelon. Pages 43-49 in Eucarpia meeting "Cucurbitaceae 88" Avignon- Montfavet (France, May-June 1988)

Kadish, D., and Cohen, Y. 1988. Competition between metalaxyl-sensitive and-resistant isolates of Phytophthora infestans in the absence of metalaxyl. Plant Pathology 37: 558-564

Cohen, Y., Eyal, H., Hanania, J. and Malik, Z. 1989. Ultrastructure of Pseudoperonospora cubensis in muskmelon genotypes susceptible and resistant to downy mildew. Physiol. Molecular Plant Pathol. 34: 27-40

Kadish, D. and Cohen, Y. 1989. Population dynamics of metalaxyl-sensitive and metalaxyl-resistant isolates of Phytophthora infestans in untreated potato crops. Plant Pathology 38: 271-276

Kenigsbuch, D. and Cohen, Y. 1989. Independent inheritance of resistance to race 1 and race 2 of Sphaerotheca fuliginea in muskmelon. Plant Disease 73: 206-208

Samoucha, Y. and Cohen, Y. 1989. Synergism in fungicide mixtures against Pseudoperonospora cubensis. Phytoparasitica 16: 337-342

Kenigsbuch, D. and Cohen, Y. 1989. Inheritance of resistance to downy mildew in gynoecious muskmelon. Plant Disease 73: 994-997

Cohen, Y. and Samoucha, Y. 1990. Competition between oxadixyl-sensitive and resistant field isolates of Phytophthora infestans on fungicide-treated potato crops. Crop Protection 9: 15-20

Cohen, Y. and Samoucha, Y. 1989. Selection for metalaxyl resistance in potato crops infected with Phytophthora infestans: effects of fungicides and initial frequency of resistant sporangia. Plant Pathology 38: 382-390

Samoucha, Y., Ben-Hador, G. and Cohen, Y. 1989. Chemical control of late blight epidemics incited by metalaxyl-resistant Phytophthora infestans in potato crops in Israel. Phytoparasitica 17: 185-195

Samoucha, Y. and Cohen, Y. 1989. Field control of potato late blight by synergistic fungicidal mixtures. Plant Disease 73: 751-753

Bashan, B., Kadish, D., Levy, Y. and Cohen, Y. 1989. Infectivity to potato, sporangial germination and respiration of isolates of Phytophthora infestans from metalaxyl-resistant populations. Phytopathology 79: 832-836

Grinberger, M., Kadish, D. and Cohen, Y. 1989. Occurrence of the A2 mating type and oospores of Phytophthora infestans in potato crops in Israel. Phytoparasitica 17: 197-204

Samoucha, Y. and Cohen, Y. 1990. Toxicity of Propamocarb to the late blight fungus on potato. Phytoparasitica 18: 27-40

Kenigsbuch, D. and Cohen, Y. 1990. The inheritance of gynoecy in muskmelon. Genome 33: 317-320

Kadish, D., Grinberger, M. and Cohen, Y. 1990. Fitness of metalaxyl-sensitive and metalaxyl resistant isolates of Phytophthora infestans in susceptible and resistant potato cultivers. Phytopathology 80: 200-206

Bashan, B., Levy, Y. and Cohen, Y. 1990. Variation in sensitivity of Phytophthora infestans to Fosetyl-Al. Plant Pathology 39: 134-140

Cohen Y., Eyal, H. and Hanania, Y. 1990. Ultrastructure, autofluorescence, callose deposition and lignification in susceptible and resistant muskmelon leaves infected with powdery mildew fungus, Sphaerotheca fuliginea. Physiol. Molecular Plant Pathol. 36: 191-204

Cohen, Y. and Levy, Y. 1990. Joint action of fungicide in mixtures: Theory and practice. Phytoparasitica 18: 159-169

Bashan, B., Levy, Y. and Cohen, Y. 1990. Synergistic interactions between phenylamid fungicides and respiration inhibitors in controlling phenylamid resistant and sensitive isolates of Phytophthora infestans on potato tuber disks. Phytoparasitica 19: 73-77

Cohen, Y., Gisi, U. and Mosinger, E. 1991. Systemic resistance of potato plants against Phytophthora infestans induced by unsaturated fatty acids. Physiol. and Molecular Plant Pathol. 38: 255-263

Levy, Y., Cohen, Y. and Benderly, M. 1991. Disease development and buildup of oxadixyl in potato crops inoculated with Phytophthora infestans as affected by oxadixyl and oxadixyl mixtures: Experimental and simulation studies. J. Phytopathology 132: 219-229

Kenigsbuch, D. and Cohen, Y. 1992. Inheritance of resistance to downy mildew in Cucumis melo PI 124112 and commonalty of resistance genes with C. melo PI 124111F. Plant Disease 76: 615-617

Kenigsbuch, D. and Cohen, Y. 1992. Inheritance and allelism of genes for resistance against races 1 and 2 of Sphaerotheca fuliginea in muskmelons. Plant Disease 76: 626-629

Kadish, D. and Cohen, Y. 1992. Overseasoning of metalaxyl-sensitive and metalaxyl-resistant isolates of Phytophthora infestans in potato tubers. Phytopathology 82: 887-889

Balass, M., Cohen, Y. and Bar-Joseph, M. 1992. Identification of a constitutive 45 kD soluble protein associated with resistance to downy mildew in muskmelon (Cucumis melo L.) line PI 124111F. Physiol. and Molecular Plant Pathol. 41: 387-396

Cohen, Y. 1992. Genes and mechanisms of resistance against fungal pathogens in breeding lines of muskmelon. Proceedings of Fifth Eucarpia Cucurbitaceae Symposium. Warsaw, Poland. pp. 139-141

Cohen, Y. and Kadish, D. 1992. Determination of the sensitivity of Phytophthora infestans to phenylamides: a quantitative tuber disc method. EPPO Bulletin 22: 311-314

Cohen, Y. 1992. Determination of the sensitivity of Pseudoperonospora cubensis to phenylamides. EPPO Bulletin 22: 318-320

Samoucha, Y., Baider, A., Cohen, Y. and Gisi, U. 1993. Control of late blight in potato by full and reduced rates of oxadixyl mixtures. Phytoparasitica 21: 69-73

Cohen Y., Eyal, H. and Cohen, A. 1993. 'Gylan' - a gynoecious breeding line of muskmelon. HortScience 28: 855

Cohen Y. and Gisi, U. 1993. Uptake, translocation and degradation of ¹⁴C-cymoxanil in tomato plants. Crop Protection 12: 284-292

Ballas, M., Cohen, Y. and Bar-Joseph, M. 1993. Temperature-dependent resistance to downy mildew in muskmelon: structural responses. Physiol. and Molecul. Plant Pathology 43: 11-20

Ish-Shalom-Gordon, N., Jacobson, R. and Cohen, Y. 1993. Inheritance of resistance to Orobanche cumuna in sunflowers. Phytopathology 83: 1250-1252

Cohen, Y. 1994. Local and systemic control of Phytophthora infestans in tomato plants by DL-3-amino-n-butanoic acids. Phytopathology 84: 55-59

Cohen Y., Niderman, T., Mosinger, E. and Fluhr, R. 1994. b-aminobutyric acid induce the accumulation of pathogenesis-related proteins in tomato plants and resistance to late blight infections caused by Phytophthora infestans. Plant Physiology 104: 59-66

Cohen Y., Gisi, U. and Niderman, T. 1993. Local and systemic protection against Phytophthora infestans induced in potato and tomato plants by jasmonic acid and jasmonic-methyl-ester. Phytopathology 83: 1054-1062

Cohen, Y. 1994. 3-Aminobutyric acid induces systemic resistance in tobacco against Peronospore tabacina. Physiol. and Molecul. Plant Pathol. 44: 273-288

Cohen Y. and Gisi, U. 1994. Systemic translocation of 14C-DL-3-aminobutyric acid in tomato plants in relation to induced resistance against Phytophthora infestans. Physiol. and Molecul. Plant Pathol. 45: 441-456

Beharav, A. and Cohen, Y. 1994. Callus formation from cotyledon and hypocotyl of Cucumis melo L. and Cucumis metuliferus. Cucurbit Genetics Cooperative Report 17: 88-89

Beharav, A. and Cohen, Y. 1994. Attempts to overcome barrier of interspecific hybridization between Cucumis melo and C. metuliferus. Cucurbit Genetics Cooperative Report 17: 90-93

Beharav, A. and Cohen, Y. 1994. Effect of gamma-radiation on vitality and fertilization ability of Cucumis melo and C. metuliferus pollen. Cucurbit Genetics Cooperative Report 17: 94-96

Beharav, A. and Cohen, Y. 1994. The crossability of Cucumis melo and C. metuliferus, an investigation of in vivo pollen tube growth. Cucurbit Genetics Cooperative Report 17: 97-100

Grinberger, M., Kadish, D. and Cohen, Y. 1995. Infectivity of metalaxyl-sensitive and -resistant isolates of Phytophthora infestans to whole potato tubers as affected by tuber aging and storage. Phytoparasitica 23(2): 165-175

Beharav, A. and Cohen, Y. 1995. Effect of kinetin and GA₃ on in vitro ovule embryo culture of Cucumis melo L. Plant Growth Regulation 16: 267-269

Cohen, Y. and Eyal, H. 1995. Differential expression of resistance to powdery mildew incited by Race 1 or 2 of Sphaerotheca fuliginea in Cucumis melo genotypes at various stages of plant development. Phytoparasitica 23: 223-230

Beharav, A. and Cohen, Y. 1994. Attempts to overcome barrier of interspecific hybridization between Cucumis melo and C. metuliferus. Israel J. Plant Sci. 43: 113-123

Cohen, Y., Baider, A. and Cohen, B.H. 1995. Dimethomorph activity against oomycete fungal pathogens. Phytopathology 85: 1500-1506

Cohen, Y. 1996. Induced resistance against fungal diseases by aminobutyric acids. pp. 461-466 in: Modern Fungicides and Antifungal Compounds. H. Lyr, P.E. Russell and H.D. Sisler (eds.). Intercept, Andover

Gisi, U. and Cohen, Y. 1996. Resistance to phenylamide fungicides: A case study with Phytophthora infestans involving mating type and race structure. Annu. Rev. Phytopathology 34: 549-572

Kosman, E. and Cohen, Y. 1996. Procedures for calculating and differentiating synergism and antagonism in action of fungicide mixtures. Phytopathology 86: 1263-1272

Cohen, Y., Farkash, S., Reshit, Z. and Baider, A. 1997. Oospore production of Phytophthora infestans in potato and tomato leaves. Phytopathology 87: 191-196

Cohen, Y., Reuveni, M. and Baider, A. 1999. Local and systemic activity of BABA (dl-3-aminobutyric acid) against Plasmopara viticola in grapevines. European Journal of Plant Pathology 105:351-361

Oka, Y., Cohen, Y. and Spiegel, Y. 1999. Local and systemic induced resistance to the root-knot nematode in tomato by DL-B-amino-n-butyric acid. Phytopathology 89: 1138-1143

Ovadia, A., Biton, R. and Cohen, Y. 2000. Induced resistance to downy mildew and Fusarium wilt in cucurbits. In: "Proceedings of 7^th EUCARPIA Meeting on Cucurbit Genetics and Breeding". Katzir, N. and Paris, H.S. (Eds.). Acta Horticulture 510: 55-59

Cohen, Y., Baider, A., Petrov, L., Sheck, L. and Voloisky, V. 2000. Cross-infectivity of Sphaerotheca fuliginea to watermelon, melon and cucumber. In: "Proceedings of 7^th EUCARPIA Meeting on Cucurbit Genetics and Breeding". Katzir, N. and Paris, H.S. (Eds.). Acta Horticulture 510: 85-88

Cohen, Y., Petrov, L. and Baider, A. 2000. A leaf-disc bioassay for screening cucumbers for resistance to downy mildew. In: "Proceedings of 7^th EUCARPIA Meeting on Cucurbit Genetics and Breeding". Katzir, N. and Paris, H.S. (Eds.). Acta Horticulture 510: 203-209

Taler, D., Kenigsbuch, D. and Cohen, Y. 2000. Partial cloning of P45 from resistant melon reveals high homology with aminotransferases. In: "Proceedings of 7^th EUCARPIA Meeting on Cucurbit Genetics and Breeding". Katzir, N. and Paris, H.S. (Eds.). Acta Horticulture 510: 277-282

Petrov, L., Boogert, K., Sheck, L., Baider, A., Rubin, E. and Cohen, Y. 2000. Resistance to downy mildew, Pseudoperonospora cubensis, in cucumbers. In: "Proceedings of 7^th EUCARPIA Meeting on Cucurbit Genetics and Breeding". Katzir, N. and Paris, H.S. (Eds.). Acta Horticulture 510: 379-383

Cohen, Y., Farkash, S., Baider, A. and Shaw, D.S. 2000. Sprinkling irrigation enhances production of oospores of Phytophthora infestans in field-grown crops of potato Phytopathology 90: 1105-1111

Reuveni, M., Zahavi, T. and Cohen, Y. 2001. Controlling downy mildew (Plasmopara viticola) in field-grown grapevine by b-aminobutyric acid (BABA). Phytoparasitica 29: 125-133

Biton, R., Bauder, A., Ovadia, A. and Cohen, Y. 2001. Induced resistance against Fusarium oxysporum f. sp. melonis in melon plants in response to b-aminobutyric acid. Proc. 2^nd Aust. Soilborne Dis. Symp. Porter I.J. (ed.) 71-72

Levin, A., Baider, A., Rubin, E., Gisi, U. and Cohen, Y. 2001. Oospore formation by Phytophthora infestans in potato tubers. Phytopathology 91: 579-585

Dong, H. and Cohen, Y. 2001. Extracts of killed Penicillium chrysogenum induce resistance against fusarium wilt in melon. Phytoparasitica 29: 421-430

Rubin, E., Baider, A. and Cohen, Y. 2001. Phytophthora infestans produces oospores in fruits and seeds of tomato. Phytopathology 91: 1074-1080

Oka, Y. and Cohen, Y. 2001. Induced resistance to cyst and root-knot nematodes in cereals by DL-b-amino-n-butyric acid. Eur. J. Plant Pathol.107: 219-227

Cohen, Y. 2001. The BABA story of induced resistance. Phytoparasitica 29: 375-378

Oka, Y., Ben-Daniel B. and Cohen, Y. 2001. Nematicidal activity of powder and extracts of Inula viscosa. Nematology 3: 735-742

Dong, H. and Cohen, Y. 2002. Induced resistance in cotton seedlings against fusarium wilt by dried biomass of Penicillium chrysogenum and its water extract. Phytoparasitica 30: 77-87

Dong, H. and Cohen, Y. 2002. Dry mycelium of Penicillium chrysogenum induces resistance against verticillium wilt and enhances growth of cotton plants. Phytoparasitica 30: 147-157

Cohen, Y. 2002. Populations of Phytophthora infestans in Israel underwent three major genetic changes during 1983-2000. Phytopathology 92: 300-307

Cohen, Y. 2002. b-aminobutyric acid-induced resistance against plant pathogens. (Feature Article). Plant Disease 86: 448-457

Silué, D., Pajot, E. and Cohen, Y. 2002. Induction of resistance to downy mildew (Peronospora parasitica) in cauliflower by DL-b-amino-n-butanoic acid (BABA). Plant Pathology 51: 97-102

Cohen, Y., Baider, A., Ben-Daniel, B. and Ben-Daniel, Y. 2002. Fungicidal preparations from Inula viscosa. Plant Protection Science, 38: 629-630

Cohen, Y., Reuveni, M. and Baider, A. 2002. Local and systemic activity of BABA (DL-3-aminobutyric acid) against Plasmopara viticola in grapevines. In: P.T.N. Spencer-Phillips et al (eds), Advances in Downy Mildew Research, 207-224. Kluwer Academic Publishers

Cohen, Y., Baider, A., Ben-Daniel, B. and Ben-Daniel, Y. 2002. Fungicidal preparations from Inula viscosa. Eco-Fru-Vit.10^th Int. Congress, Weisenberg, Germany pp152-156

Gotlieb, D., Oka, Y., Ben-Daniel, B. and Cohen, Y. 2003. Dry Mycelium of Penicillium chrysogenum protects cucumber and tomato plants against the root-knot nematode Meloidogyne javanica. Phytoparasitica 31: 217-225

Baider, A. and Cohen, Y. 2003. Synergistic interaction between BABA and Mancozeb in controlling Phytophthora infestans in potato and tomato and Pseudoperonospora cubensis in cucumber. Phytoparasitica 31: 399-409

Reuveni, M., Shegalov, D. and Cohen, Y. 2003. Control of moldy-core decay in apple fruits by b-aminobutyric acids and potassium phosphites. Plant Dis. 87: 933-936

Cohen, Y., Meron, I., Mor, N. and Zuriel, S. 2003. A new pathotype of Pseudoperonospora cubensis causing downy mildew in cucurbits in Israel. Phytoparasitica 31: 458-466

Taler, D., Galperin, M., Benjamin, I., Cohen, Y. and Kenigsbuch,D. 2004. Plant mR genes encoding for photorespiratory enzymes confer resistance against disease. Plant Cell. 16: 172-184

Wang, W., Ben-Daniel, B .H. and Cohen, Y. 2004. Control of plant diseases by extracts of Inula viscosa. Phytopathology 94: 1042-1047

Rubin, E., and Cohen, Y. 2004. Oospores associated with tomato seed may lead to seedborne transmission of Phytophthora infestans. Phytoparasitica 32:237-245

Oka, Y., Ben-Daniel, B-H and Cohen Y. 2006. Control of Meloidogyne javanica by Formulations of Inula viscosa Leaf Extract. J. Nematology, 38: 46-51

Cohen, Y., Wang, W., Ben-Daniel, B-H and Ben-Daniel, Y. 2006. Extracts of Inula viscosa control downy mildew of grapes caused by Plasmopara viticola. Phytopathology 96: 417-424

Irzhansky, I and Cohen, Y. 2006. Inheritance of resistance against Phytophthora infestans in Lycopersicon pimpenellifolium L3707. Euphytica 149: 309-316

Rubin, E. and Cohen, Y. 2006. An improved method for infecting tomato leaves or tomato seedlings with oospores of Phytophthora infestans used to investigate F1 progeny. Plant Disease 90: 741-749

Dong, H., Zhang, X., Cohen, Y., Zhou, Y., Li, W. and Li, Z. 2006. Dry mycelium of Penicillium chrysogenum protects cotton plants against wilt diseases and increases yield under field conditions. Crop Protection 25: 324-330

Chen, S., Dong, H., Fan, Y., Li, W. and Cohen, Y. 2006. Dry mycelium of Penicillium chrysogenum induces expression of pathogenesis-related protein genes and resistance against wilt diseases in Bt transgenic cotton. Biol. Control 39: 460–464

Amzalek, E. and Cohen, Y. 2007. Comparative efficacy of SAR inducing compounds against rust in sunflower. Phytopathology 97: 179-186

Cohen, Y., Baider. A., Gotlieb, D. and Rubin, A. 2007. Control of Bremia lactucae in field-grown lettuce by DL-3-amino-n-butanoic acid (BABA). Pages 172-176 in: U. Niggli, C. Leifert, T. Alfoldi, L. Luck, and H. Willer (Editors). Improving sustainability in organic and low input food production systems. Proc. 3^rd Intn. Cong. European integrated project 'Quality Low Input Food' (QLIF), University of Hohenheim, Germany

Tamm, L., Kopke, U., Cohen, Y. and Leifert, C. 2007. Development of strategies to improve quality and safety and reduce cost of production in organic and 'low input' crop production systems. Pages 151-157 in: U. Niggli, C. Leifert, T. Alfoldi, L. Luck, and H. Willer (Editors). Improving sustainability in organic and low input food production systems. Proc. 3rd Intn. Cong. European integrated project 'Quality Low Input Food' (QLIF), University of Hohenheim, Germany

Cohen, Y., Rubin, E., Hadad, T., Gotlieb, D., Sierotzki, H. and Gisi, U. 2007. Sensitivity of Phytophthora infestans to mandipropamid and the effect of enforced selection pressure in the field. Plant Pathol. 56: 836-842

Cohen Y. and Gisi, U. 2007. Differential activity of carboxylic acid amide (CAA) fungicides against various developmental stages of Phytophthora infestans. Phytopathology   97: 1274-1283

Rozenblat, S, Grossman, S., Bergman, M., Gottlieb, H., Cohen, Y, and Dovrat, S. 2007. Induction of G₂/M arrest and apoptosis by sesquiterpene lactones in human melanoma cell lines. Biochem. Pharmacol. 75: 369-382

Rubin, E., Gotlieb, D., Gisi, U. and Cohen, Y. 2008. Mutagenesis of Phytophthora infestans for resistance against carboxylic acid amide (CAA) and phenylamide fungicides. Plant Disease 92: 675-683

Cohen, Y., Rubin, E. and Gotlieb, D. 2008. Activity of carboxylic acid amide (CAA) fungicides against Bremia lactucae. Eur. J. Plant Pathol. 122:169-183

Benjamin, I., Kenigsbuch, D., Galperin, M., Abrameto, J.A. and Cohen, Y. 2009. Cisgenic melons over expressing glyoxylate-aminotransferase are resistant to downy mildew. Eur J Plant Pathol. 125: 355-365. DOI 10.1007/s10658-009-9485-4

Klarfeld, S., Rubin,A.V. and Cohen, Y. 2009. Pathogenic fitness of oosporic progeny isolates of Phytophthora infestans on late blight-resistant tomato lines. Plant Disease 93: 947-953

Cohen, Y., Rubin, A.E. and Kilfin, G. 2010. Mechanisms of induced resistance in lettuce against Bremia lactucae by DL-β-amino-butyric acid (BABA). Eur. J. Plant Pathol. 126: 553-573

Ovadia, A., Tabibian-Keissar, H., Cohen, Y. and Kenigsbuch, D. 2010. The 5'UTR of CCA1 includes   an autoregulatory cis element that segregates between light and circadian regulation of CCA1 and LHY. Plant Mol. Biol. 72:659-671

Rubin, A.E., Werdiger, A.-C., Blum, M., Gisi, U., Sierotski, H., Hermann, D. and Cohen, Y. 2011.  EMS and UV irradiation induce instable resistance against CAA fungicides in Bremia lactucae. Eur. J. Plant Pathol. 129:339-351

Lebeda.,A. and  Cohen, Y. 2011. Cucurbit downy mildew (Pseudoperonospora cubensis) - biology, ecology, epidemiology, host-pathogen interaction and control. Eur. J. Plant Pathol. 129:157-192

H. Sierotzki, M. Blum, G. Olaya, M. Waldner-Zulauf, C.Buitrago, J.Wullschleger, Y. Cohen and Ulrich Gisi. 2011. Sensitivity to CAA fungicides and frequency of mutations in cellulose synthase (CesA3) gene of Oomycete pathogen populations. Pages 103-110 in: H.W. Dehne, H.B. Deising, U. Gisi, K.H. Kuck, P.E. Russell H. Lyr (Editors). Modern Fungicides and Antifungal Compounds VI. DPG Selbstverlag

Cohen, Y., Rubin, A.E., and Vaknin, M.2011. Post infection application of DL-3-amino-butyric acid (BABA) induces multiple forms of resistance against Bremia lactucae in lettuce. Eur. J. Plant Pathol.  130:13-27

Tamm L., Thürig, B.,  Fliessbach, A., Goltlieb, A.,  Karavani, S. And Cohen Y. 2011. Elicitors and soil management to induce resistance against fungal plant diseases. NJAS - Wageningen Journal of Life Science. 58:131-137

Cohen, Y., Rubin, A. E. and Galperin, M. 2011. Formation and infectivity of oospores of Pseudoperonospora cubensis, the causal agent of downy mildew in cucurbits. Plant Disease 95: 874

Blum, M., Waldner, M., Olaya, G. Cohen, Y., Gisi, U., and Sierotzki, H. 2011. Resistance mechanism to carboxylic acid amide fungicides in the cucurbit downy mildew pathogen Pseudoperonospora cubensis. Pest Management Sci. 67: 1211-1214

Cohen, Y., Rubin,A., and Galperin,M. 2011. Sexual reproduction of Pseudoperonospora  cubensis.  Phytopathology 101:S38

Lebeda, A. and  Cohen, Y. 2012. Fungicide resistance in Pseudoperonospora cubensis, the causal agent of cucurbit downy mildew. Pages 45-63 in: T.S. Thind (Editor). Fungicide Resistance in Crop Protection: Risk and Management. CAB International

Cohen, Y. and Rubin,A.E. 2012. Mating type and sexual reproduction of Pseudoperonospora cubensis, the downy mildew agent of cucurbits. European Journal of Plant Pathology 132: 577-592

Oka, Y., Ben-Daniel, B., and Cohen,Y. 2012  Nematicidal activity of the leaf powder and extracts of Myrtus communis against the root-knot nematode Meloidogyne javanica. Plant Pathology Doi: 10.1111/j.1365-3059.2011.02587.x   31.1.2012

Dietrich C. Hermann, Duncan McKenzie, Yigal Cohen, and Ulrich Gisi. 2013. Phenylamides: Market Trends and Resistance Situation 35 Years after First Product Introduction. APS Press

Cohen, Y., Rubin, A. E. and Galperin, M. 2013. Host preference of mating type in Pseudoperonospora cubensis, the downy mildew causal agent of cucurbits.  Plant Disease 97:292

Cohen, Y., Rubin, A.E., Liu, X.L., Wang, W.Q., Zhang, Y.J. and Hermann, D.  2013. First report on the occurrence of A2 mating type of the cucurbit downy mildew agent Pseudoperonospora cubensis in China.  Plant Disease 97: 559

Cohen, Y., Vaknin, M., Ben-Naim, Y., Rubin, A.E., Galperin, M., Silverman, D., Bitton, S. and Adler, U. 2013. First report of the occurrence and resistance to mefenoxam of Peronospora belbahrii, causal agent of downy mildew of basil (Ocimum basilicum) in Israel. Plant Disease 97:692

Cohen, Y., Vaknin, M., Ben-Naim, Y., Rubin, A.E. 2013. Light suppresses sporulation and epidemics of Peronospora belbahrii . PLoS ONE 882. doi:10.1371/journal.pone.0081282