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Growth analysis and competition studies involving red rice and rice "Oryzica 1" were conducted at CIAT, Colombia, during 1989 and 1990. In competition red rice (2 biotypes) grew taller than Oryzica 1, but had similar leaf area. During the first 60 days after emergence (d.a.e.) Oryzica 1 tillered ...


Fischer, Albert J.Ramírez Suárez, A.[Red rice (oryza sativa): competition studies for management decisions]Red rice (oryza sativa): competition studies for management decisions

The critical period of rice-weed competition was studied for the rice varieties Oryzica 1 and CICA 8, in 1989 and 1990. Weed species were: Eleusine indica, Echinochloa crus-galli, Echinochloa colonum, Cyperus difformis, Cyperus esculentus, Cyperus iria, Leptochloa filiformis, and Eclipta alba. Co...


Fischer, Albert J.Lozano, J.C.Ramírez Suárez, A.Sanint, Luis Roberto[Yield loss prediction for integrated weed management in direct-seeded rice]Yield loss prediction for integrated weed management in direct-seeded rice
Fischer, Albert J.Ramírez Suárez, A.[Estimación de pérdidas de rendimiento en arroz para el manejo económico del arroz rojo (Oryza sativa L.)]Estimación de pérdidas de rendimiento en arroz para el manejo económico del arroz rojo (Oryza sativa L.)

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