| Type |  Book |
| ชื่อเรื่อง | Technologies for sustainable agriculture in the tropics : proceedings 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 / editors, 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 |
| ISBN | 0891181180 |
| | 9780891181187 |
| พิมพลักษณ์ | Madison, Wis., USA : American Society of Agronomy : Crop Science Society of America : Soil Science Society of America, 1993 |
| รูปเล่ม | xix, 313 pages : illustrations ; 23 cm |
| หัวเรื่อง | Sustainable agriculture --Developing countries --Congresses [] |
| | Sustainable agriculture --Developing countries --Congresses [] |
| | Sustainable agriculture --Tropics --Congresses [] |