TY - BOOK AU - JAGJIT Singh TI - Effect of alternaria leaf spot and downy mildew diseases on seed production of cruciferous vegetables U1 - T 635 J20E PY - 1995/// CY - Ludhiana PB - PAU KW - VEGETABLES -- DISEASES AND PESTS KW - CRUCIFERS KW - DOWNY MILDEW DISEASES KW - FUNGUS KW - LEAF SPOT KW - PLANT PATHOLOGY N2 - Alternaria leaf spot was prevalent on cruciferous vegetable crops whereas downy mildew was observed on cauliflower. Alternaria brassicicola was more predominant during the months of February-March Rovral @ 0.25% was found to be very effective to control t ER -