000			00304nam a2200121Ia 4500
008			140317s9999 xx 000 0 und d
082			_a631.7
100			_aPrihar,S.S.
245			_aEfficient on farm management of irrigation water.
260			_aLudhiana _bPAU _c1992
300			_a160
942			_2ddc _cBK
999			_c12557 _d12557