000 00396nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
080 _a631.588.8
_bS64S
100 _aSingh, A.K
245 _aStudies on integrated plant nutrient-water-tillage management systems (IPNWTMS)
260 _aNew Delhi
_bIndian Agricultural Research Institute
300 _a33p.
901 _a222006
942 _cB
_2udc
999 _c13498
_d13498