000 00308nam a2200121Ia 4500
008 140317s9999 xx 000 0 und d
082 _a631.7
100 _aSharma,B.L.
245 _aProblems and perspectives of watering the crops.
260 _aNew Delhi
_bConcept
_c1987
300 _a109
942 _2ddc
_cBK
999 _c12354
_d12354