000 00328nam a2200133Ia 4500
008 200608s9999 xx 000 0 und d
082 _a620.8
_bSIN.M
100 _aSingh gurdev
245 0 _aManagement of seed production activity
260 _aNew Delhi, 1997
300 _a127p
650 _aSeed production
942 _cBK
_2DDC
999 _c2517
_d2517