Fertilizer policy issues and sustainable agricultural growth in developing countries. Technology policy for sustainable agricultural growth.
G M Desai,R R Janke, J M Pleasant,Shanan E Peters,Mark Bohlke, Crispin Williams, W Y Chew, J A Rajaratnam, M W Rosegrant, Rasha A Ahmed, R D Munson,C F Runge, E Lotterman, John P Creason, B Borland,J La Gra, Eds, R A Armuelles Boutet,Del Bello J C Barsky O, F J Alvarez, J A Sanchez, N A Darwich, J Espinoza M, G Estacion Experimental Santa Catalina Hernandezbravo,B Ramakrishna,Rodriguez T Ramakrishna B,I S F De Sousa, A Camacho C,F Ccama,O Chaquilla,R Jiron,Paredes J Ccama F, A Celada B, Tejada R J Ramakrishna B,Jarvis L S Verde L, A Fernandez, G Cannock T,A Vejarano G,J E Rechcigl,P Mislevy,G G Payne,Stan G Daberkow, Joan H Parks, G Vocke,Ana M Cardenas, G Pardo, Comision Nacional De Fomento Rural Montevideo Marambio J L, J Paseyro,Griffith R Salazar E, M Mohammed, C F Keown, H S Subramoney,Madras Madras Fertilizers Ltd, T Krishnamurti,Secunderabad Coromandel Fertilizers Ltd, K A Dixit, J C Dumont, C R Becilla J, E Haro M,Instituto Nacional De Investigaciones Agropecuarias Boliche Ramakrishna B, Osorio F O,E L Ibarra, A Fatecha A, Instituto Agronomico Nacional Caacupe Molestina C J, Z Guayasamin De Lopez, L Velasquez Arbelaez, L A Molina Valero,R Alfaro Araya, Gloria S Moreira, H Jimenez Garcia,Estefania Estevez Lopez,G Torres Arias,Ricardo Cardona,B A Villeda Sandoval,C F Estrada Castillo mag（1990）
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hierro,magnesio,boro,manganeso,calcio
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