000			00321nam a2200145Ia 4500
008			180613s9999||||xx |||||||||||||| ||und||
020			_a812722460x
041			_aen
082			_a630.68
100			_aSINGH, S.S.
245		0	_aCrop management
260			_aLudhina _bKalani pub. _c1988
300			_a538p.
942			_cSR
999			_c73516 _d73516