000			00339nam a2200145Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a891187790
041			_aen
082			_a631.81
100			_aENGELSTAD O.P.
245		0	_aFertilizer technology and Use
260			_aUSA _bSoil Science _c1985
300			_axviii, 631
942			_cPR
999			_c44751 _d44751