000 00248nam a2200097Ia 4500
100 _aSharma A.R.
250 _a1st
020 _a978-81-89473-01
245 _aResource Conserving Techniques in Crop Production
260 _bScientific Publishers, Jodhpur
_c2011
082 _a633SHA
999 _c330609
_d330609