000 00611nam a2200157Ia 4500
008 150317s9999 xx 000 0 und d
080 _a339.23:631:338:633
_bGAN-B
100 _aGangwar, A. C.
110 _aIndia. Department of Agricultural Economics
245 _aBridgeable yield gaps, constraints and prospects of attaining additional farm income in the context of crop production technology
260 _c1989
_aHisar
_bDepartment of Agricultural Economics and Rural Sociology
300 _a209p.
650 _aField CropsTechniques, Equipment, Materials
700 _aPandey, R. N.
942 _2udc
_cBK
999 _c7998
_d7998