000			01049pam a2200205 a 4500
005			20250513114918.0
008			930818s1993 wiua b 100 0 eng
020			_a0891181180
050	0	0	_aS481.A4 1993
082	0	0	_a630 s _a338.1/0913
245	0	0	_aTechnologies for sustainable agriculture in the tropics : _bproceedings of two international symposia sponsored by Division A-6 of the American Society of Agronomy in San Antonio, TX, and Denver, CO, 1990 and 1991 respectively / _ceditors, John Ragland and Rattan Lal ; organizing committee, John Ragland (1990), Augustine Uzo Mokwunye (1991) ; editorial committee, Kenneth Cassman ... [et al.] ; editor[s] in chief, Gary A. Peterson, P.S. Baenziger, Robert J. Luxmoore.
260			_aMadison, Wis., USA : _bAmerican Society of Agronomy : _c1993.
300			_axix, 313p. :ill. ;
440		0	_aASA special publication ;
650		0	_aSustainable agriculture--Congresses.
650		0	_aSustainable agriculture--Congresses.
700	1		_aRagland, John.
700	1		_aRattan, L.
942			_cBK
999			_c12901 _d12901