In the dry savannas of West Africa, cultivation of upland rice (Oryza spp.) under rain-fed conditions is expanding due to the introduction of the New Rice for Africa (NERICA; WARDA, Bouake, Cote d'Ivoire) but appropriate N recommendations for these new cultivars are lacking. The present study eva...
Kamara, A.Y.
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Ekeleme, F.
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Omoigui, L.O.
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Oikeh, S.O.
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Chikoye, D.
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Tegbaru, A.
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[Response of upland rice cultivars to nitrogen fertilizer in the savannas of Nigeria]
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Response of upland rice cultivars to nitrogen fertilizer in the savannas of Nigeria
Gavidia Oneto, Agustín
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Gálvez E., Guillermo E.
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[Resistencia de quince variedades de arroz (Oryza sativa L.) al virus hoja blanca y al insecto vector (Sogatodes oryzicolus Muir)]
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Resistencia de quince variedades de arroz (Oryza sativa L.) al virus hoja blanca y al insecto vector (Sogatodes oryzicolus Muir)
There has been widespread concern regarding agricultural land expansion through deforestation, and a number of policy options have been proposed to counteract this trend. However, little effort has been made to assess the role of more efficient use of existing agricultural land and technology in ...
Alene, D.
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Zeller, M.
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Schwarze, S.
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Nuryartono, N.
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[The extent and determinants of production efficiency of farmers in the rainforest margins in Central Sulawesi, Indonesia: Implications for land use and support services]
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The extent and determinants of production efficiency of farmers in the rainforest margins in Central Sulawesi, Indonesia: Implications for land use and support services
Sixty rice cultivars were planted in 20 m long plant beds 1.20 m wide at two locations: Meta Department where good temperature and humidity conditions exist for blast (Pyricularia oryzae) development, and Cauca Valley where temperature is near optimum but humidity is low. At the Cauca location th...
Gálvez E., Guillermo E.
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Castaño Zapata, Jairo
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[Nuevo método para obtener alta infección de Pyricularia oryza en áreas de baja humedad relativa]
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Nuevo método para obtener alta infección de Pyricularia oryza en áreas de baja humedad relativa
Red rice (Oryza satlva L ) has been a serious problem in rice fields for hundreds of years and even now no effective control measure exist. In this study, new approaches were evaluated. Flooding for two weeks prior to seeding IR-22 eliminated 99 percent of the tall variety Bluebonnet 50, which ha...
Cheaney, Robert L.
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López, Rodrigo L.
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Doll, Jerry D.
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[Algunos métodos promisorios para el control de arroz rojo y arroz espontáneo de variedades indeseables]
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Algunos métodos promisorios para el control de arroz rojo y arroz espontáneo de variedades indeseables