18 pages matching Phytopathology in this book
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adults Agric Allium cepa Allium crops Allium White Rot Anthomyiidae aphid applied areas Biol Biology bulb onions carlavirus caused chemical conidia cultivars culture damage density Diptera disease of onions Ditylenchus dipsaci downy mildew early effect emergence Entomol Entwistle f.sp field foliage fungi fungicides fungus garlic germination Grano growth harvest herbicides Hortic hyphae increased infection inoculum iprodione irrigation larvae leaf Leamington Spa leek LYSV mites moth mycorrhizal neck rot nematode occurs onion Allium cepa onion bulbs onion crops onion cultivars onion fly onion maggot onion production onion seed onion sets onions grown overwintered oxysporum OYDV parasites pathogen pests Phytopathology pink root Plant Pathol populations potyvirus Proc reduced reported resistance rot of onion salad onions sclerotia Sclerotium Sclerotium cepivorum season seedlings shallot soil sowing sown squamosa storage temperatures thrips tissue transplants treatment vegetable vesicular-arbuscular virus viruses weed control Workshop on Allium yellow yellow dwarf yield