000
00292nam a2200085Ia 4500
008
170101s2017 xx 000 0 und d
100
_a
Prabhjot Singh
245
0
_a
Economic analysis of BT (Bacillus thurigiensis ) cotton cultivation in major cotton growign district of Punjab
942
_2
ddc
_c
CD
999
_c
144455
_d
144455