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Mathuva M , Otieno K and Fitzhugh HA ( 1990 ) Soil fertility changes and response of maize and beans to green manures of leucaena , sesbania and pigeonpea . Agroforestry Systems 12 : 197–215 Palm CA and Sanchez PA ( 1990 ) Decomposition ... | |
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Agroforestry Systems 16 : 223–229 Onim JFM , Mathuva M , Otieno K and Fitzhugh HA ( 1990 ) Soil fertility changes and response of maize and beans to green manures of leucaena , sesbania and pigeonpea . Agroforestry Systems 12 : 197–215 ... | |
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Soil fertility changes and response of maize and beans to green manures of leucaena , sesbania and pigeonpea . Agroforestry Systems 12 : 197-215 . OTIENO , K .; ONIM , J.F.M. 1991. The available feed resources on small- holder farms in ... | |
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El ecosistema natural, los recursos naturales, los agroecosistemas y sus modelos edafologicos; Los agroecosistemas, con especial referencia a los sistemas de produccion agroflorestales; El ciclo del agua; Ciclo de la materia organica; Ciclo ... | |
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