000			00363nam a2200145Ia 4500
008			180613s9999||||xx |||||||||||||| ||und||
020			_a9251014078
041			_aen
082			_a631.81
100			_aFood & Agriculture Organizatio
245		0	_aFertilizer use under multiple cropping systems
260			_aRome _bFAO _c1983
300			_av, 210p.
942			_cSR
999			_c76587 _d76587