TY - BOOK AU - Taggar, Gaurav Kumar TI - Development of screening technique and basis of resistance in black gram (Vigna mungo (L.) Hepper) ...(Gennadius) U1 - T 633.37 T11D PY - 2011/// CY - Ludhiana PB - PAU KW - LEGUMES -- DISEASES AND PESTS KW - BLACK GRAM KW - BLACK GRAM -- DISEASES AND PESTS KW - VIGNA MUNGO KW - WHITEFLIES N2 - The studies on development of screening technique and basis of resistance in black gram against whitefly, B. tabaci were conducted during kharif 2009 and 2010. The leaf injury symptoms due to whitefly were categorized into five grades (I-V). Experiments c ER -