TY - BOOK AU - IQBAL SINGH TI - Variability and tolerance in fungicides in Aspergillus niger Van Tiegh, casual agent of collar rot in groundnut in the Punjab U1 - 633.368 945 2 I-5V PY - 1982/// PB - Ludhiana KW - PEANUTS -- DISEASES AND PESTS KW - COLLAR ROT KW - FUNGICIDES KW - FUNGUS KW - GROUNDNUT KW - PL PATHOLOGY N2 - Isolations were made from all the three sources, viz. affected plants, groundnut kernels and soil from the main groundnut growing areas of the Punjab Size of conidiophores was highly variable and on this basis the isolates were grouped into three categori ER -