01358nam 2200385 450 991082980480332120230421033036.00-89118-322-1(CKB)3810000000041712(WaSeSS)IndRDA00111684(EXLCZ)99381000000004171220190327d1993 uy 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierTechnologies for sustainable agriculture in the tropics /editors, John Ragland and Rattan Lal ; sponsored by American Society of AgronomyMadison, Wisconsin :American Society of Agronomy :Crop Science Society of America :Soil Science Society of America,1993.1 online resource (xix, 313 pages)ASA Special Publication ;Number 560-89118-118-0 ASA special publication ;Number 56.Sustainable agricultureTropicsSustainable agriculture333.761520913Ragland JohnAgrawal Ratan Lal1944-American Society of Agronomy,WaSeSSWaSeSSBOOK9910829804803321Technologies for sustainable agriculture in the tropics4112939UNINA