1. Actividad biológica y residualidad del herbicida fomesafen en la rotación frijol (Phaseolus vulgaris L.), maíz (Zea mays L.) en Chapingo, México

by Bolaños E, A; Medina P, J.L; Urzúa S, F. -- Universidad Autónoma Chapingo (México). Dept. de Campo Experimental -- 5. Presentación de Trabajos de Investigación Agrícola en el Campo Experimental Chapingo (México) 8 Set 1988.

Publisher: Chapingo (México) 1988Availability: No copies available Actions: Add to cart
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2. Analítica Alley cropping and mulching with Erythrina poeppigiana (Walp.) O.F. Cook and Gliricidia sepium (Jacq.) Walp.: effects on maize/weed competition

by Rippin, M; Haggar, J.P; Kass, D.C.L; Kopke, U.

Source: Agroforestry Systems (RU) Publisher: 1994Availability: No copies available Actions: Add to cart
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3. Tesis Alley-cropping mulching with Erythrina poeppigiana (Walp.) O.F. Cook and Gliricidia sepium (Jacp.) Walq.: effects on maize/weed competition and nutrient uptake

by Rippin, M. -- Rheinischen Friedrich-Wilhelms - Universitat, Bonn (Alemania)

Publisher: Bonn (Alemania) 1991Availability: Copies available for loan: BCO (1). Actions: Add to cart
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4. A bean, corn and manioc polyculture cropping system, 1: The effect of interspecific competition on crop yields

by Hart, R.D.

Publisher: [sl] [sf]Online Access: En Availability: Copies available for loan: BCO (1). Actions: Add to cart
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5. Analítica Culturas intercalares em lavouras cafeeiras

by Cháves, J.C.D; Guerreiro, E.

Source: Pesquisa Agropecuaria Brasileira (Brasil) Publisher: Feb 1989Availability: No copies available Actions: Add to cart
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6. Analítica Desarrollo y rendimiento del maíz a bajas densidades de Cyperus rotundus en Panamá

by Salazar, L.C; Ortíz, C.A.

Source: Manejo Integrado de Plagas (CATIE) Publisher: Dic 1999Other title: Development and yield of maize with low densities of Cyperus rotundus in Panama.Availability: No copies available Actions: Add to cart
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7. Analítica Effect on maize growth of the interation between increased nitrogen availability and competition with trees in alley cropping

by Haggar, J.P; Beer, J.W. -- CATIE, Turrialba (Costa Rica)

Source: Agroforestry Systems (Países Bajos) Publisher: 1993Availability: No copies available Actions: Add to cart
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8. Epoca crítica de competencia maíz-malezas en los parcelamientos de la costa sur de Guatemala

by Maldonado A, M.A; Pareja, M.R. ed. -- CATIE, Guatemala (Guatemala). Proyecto Regional de Manejo Integrado de Plagas -- Seminario - Taller Ciencia de las Malezas Antigua (Guatemala) 3-8 Ago 1986.

Publisher: Guatemala (Guatemala) 1987Availability: No copies available Actions: Add to cart
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9. Epocas críticas de competencia de caminadora (Rottboellia cochinchinensis, Lour) en maíz en San Jerónimo, Comayagua-Honduras

by Moreno, R; Pineda, L; Bustamante P, M.R. -- Asociación Guatemalteca de Manejo Integrado de Plagas, Guatemala (Guatemala) -- 5. Congreso Nacional y 1. Congreso Centroamericano, México y el Caribe de Manejo Integrado de Plagas Guatemala (Guatemala) 5-7 Ago 1987.

Publisher: Guatemala (Guatemala) 1988Availability: No copies available Actions: Add to cart
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10. Tesis Estudio preliminar del sistema maíz-sorgo asociado

by Aeschlimann Sauter, J. -- Universidad Nacional Autónoma de Honduras, La Ceiba, Atlántida (Honduras). Centro Universitario Regional del Litoral Atlántico

Publisher: La Ceiba, Atlántida (Honduras) 1980Availability: Copies available for loan: BCO (1). Actions: Add to cart
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11. Tesis Evaluación de ocho distancias de siembra en el sistema de maíz en asociación con soya en la región de occidente

by Sánchez Rivera, C.E. -- Universidad Nacional Autónoma de Honduras, La Ceiba, Atlántida (Honduras). Centro Universitario Regional del Litoral Atlántico

Publisher: La Ceiba, Atlántida (Honduras) 1987Availability: Copies available for loan: BCO (1). Actions: Add to cart
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12. Integrated management of itchgrass (Rottboellia cochinchinensis) in maize in seasonally-dry Central America: facts and perspectivesProceedings

by Valverde, B.E; Merayo, A; Reeder. R; Riches, C.R. -- Brighton Crop Protection Council, Surrey (RU) -- 1999 Brighton Conference - Weeds Brighton (RU) 1999.

Publisher: (RU) : 1999Online Access: En Availability: Copies available for loan: BCO (1). Actions: Add to cart
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13. Mejoramiento de la producción del cultivo del plátano; segundo informe técnico 1984-1994

by Belalcázar Carvajal, S; Jaramillo García, O; Valencia Montoya, J.A; Arcila Pulgarín, M.I; Mejía Echeverry, H; García Rojas, H. eds. -- Instituto Colombiano Agropecuario, Santafé de Bogotá (Colombia). Programa de Plátano y Banano

Publisher: Armenia, Quindío (Colombia) 1994Availability: Copies available for loan: BCO (1). Actions: Add to cart
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14. Tesis Potencial alelopático de Gliricidia sepium (Jacq.) Steud sobre los cultivos de maíz y frijol y las malezas predominantes

by Obando Guerrero, Luis. -- Universidad de Costa Rica, San José (Costa Rica); CATIE, Turrialba (Costa Rica)

Publisher: Turrialba (Costa Rica) : 1987Online Access: Texto completo (Es) Availability: Copies available for loan: BCO (2). Actions: Add to cart
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15. Resúmenes

by -- Universidad Nacional Autónoma de México, México, DF (México). Instituto de Fisiología Celular y Centro de Ecología -- 1. Reunión Nacional de Ecología Química México, DF (México) 17-18 Jul 1989.

Publisher: México, DF (México) 1989Availability: Copies available for loan: BCO (2). Actions: Add to cart
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16. Studies on competition between trees and annual food crops in the humid tropical lowland of Costa Rica: final report

by Schlonvoigt, A; Weidelt, H.J. -- University Gottingen, Gottingen (Alemania)

Publisher: Gottingen (Alemania) 1993Availability: Copies available for loan: BCO (1). Actions: Add to cart
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17. Analítica Survival, growth, timber productivity and site index of Cordia alliodora in forestry and agroforestry systems

by Somarriba Chávez, Eduardo; Valdivieso, R (autor/a); Vásquez, William (autor/a); Galloway, Glenn (autor/a).

Source: Agroforestry Systems (Países Bajos) Online Access: texto completo (En) Availability: No copies available Actions: Add to cart
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18. Tree/crop competition for above-and bellow ground resourcesFact sheets on experiments and demostrations at ICRAF field station Machakos, Kenia

by ONG, C.K; MATHUVA, M; RAO, M.R; Rao, M.R. -- ICRAF, Nairobi (Kenia)

Publisher: Nairobi (Kenia), 1992 Availability: Copies available for loan: BCO (1). Actions: Add to cart
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19. Tesis Untersuchungen sur konkurrez zwischen Bäumen und annuellen Feld Früchten im humiden tropischen tiefland Cosa Ricas

by Schlönvoigt, A. -- University Gottingen, Gottingen (Alemania)

Publisher: Gottingen (Alemania) 1993Other title: Studies on competition between trees and annual food crops in the humid tropical lowland of Costa Rica.Availability: Copies available for loan: BCO (1). Actions: Add to cart
20. Weeds in tropical crops : selected abstracts on contraints on production caused by weeds in maize, rice, sorghum-millet, groundnuts and cassava 1952-1980

by -- FAO, Roma (Italia)

Publisher: Roma (Italia) c1981Availability: Copies available for loan: BCO (2). Actions: Add to cart