000 00387nam a2200145Ia 4500
008 150317s9999 xx 000 0 und d
020 _a8170331806
080 _a551.588
_bGUP-S
245 _aSustainable development
260 _c1993
_aJaipur
_bRawat Publications
300 _ax, 278p.
650 _aAgriculture Development
700 _aGupta, N. L.Gurjar, R. K.
942 _2udc
_cBK
999 _c9614
_d9614