Studies on the biology and control of the mustard aphid
Chaturvedi, Gauri Shankar
Studies on the biology and control of the mustard aphid - Bhagalpur BAC, Sabour 1970 - 47
Entomology& Zoology
595.7 C 3928 S
Studies on the biology and control of the mustard aphid - Bhagalpur BAC, Sabour 1970 - 47
Entomology& Zoology
595.7 C 3928 S