1. Aggregation studied by laser diffraction in relation to plowing, soil organic matter, and lime in the Brazilian CerradosSustainable land management of the oxisols of the Latin American savannas: dynamics of soil organic matter and indicators of soil quality

by Griethuysen, C. van; Ayarza, M.A; Vilela, L; Zech, W; Westerhof, R; Buurman, P; Thomas, R; Ayarza, M.A. eds. -- CIAT, Cali (Colombia)

Publisher: Cali (Colombia) 1999Availability: No copies available Actions: Add to cart
2. Cómo proteger, conservar y producir?, 2: Algunas técnicas sencillas de control de erosión en laderas cultivadas

by Siegfried, L; Bednarek S, G. -- Instituto Nicaragüense de Recursos Naturales y del Ambiente, Managua (Nicaragua). Proyecto Control de Erosión de Managua

Publisher: Managua (Nicaragua) 1987Availability: Copies available for loan: BCO (1). Actions: Add to cart
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3. Estudo comparativo de sistemas de preparo de solo e covas no plantio do cafeeiro

by Silva, O.A; Santinato, R; Costa, P.C. da. -- Instituto Brasileiro do Café, Rio de Janeiro (Brasil) -- 10. Congresso Brasileiro de Pesquisas Cafeeiras Poços de Caldas, MG (Brasil) 29 Ago - 1 Set 1983.

Publisher: Rio de Janeiro (Brasil) 1983Availability: No copies available Actions: Add to cart
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4. Tesis [Investigaciones sobre el aumento de densidad de la capa arada usando diferentes técnicas]

by Bernard, H. -- Bonn Univ., Bonn (Alemania)

Publisher: Bonn (Alemania) 1964Availability: Copies available for loan: BCO (1). Actions: Add to cart
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5. Manual para la utilización de la sembradora

Publisher: Managua (Nicaragua) 1998Availability: No copies available Actions: Add to cart
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6. Manual para la utilización del arado verde

Publisher: Managua (Nicaragua) 1998Availability: No copies available Actions: Add to cart
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7. Phosphorus pools in bulk soil and aggregates of differently textured oxisols under different land-use systems in the Brazilian CerradosSustainable land management of the oxisols of the Latin American savannas: dynamics of soil organic matter and indicators of soil quality

by Neufeldt, H; Ayarza, M.A; Zech, W; Lilienfein, J; Wilcke, W; Thomas, R; Ayarza, M.A. eds. -- CIAT, Cali (Colombia)

Publisher: Cali (Colombia) 1999Availability: No copies available Actions: Add to cart
8. Plowman's folly

by Faulkner, E.H.

Publisher: Norman, OK (EUA) 1943Availability: Copies available for loan: BCO (1). Actions: Add to cart
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9. Principales actividades realizadas en Costa Rica en labranza conservacionista

by Monreal, C. eds; Solórzano Villarreal, N; Bertsch, F. -- Asociación Costarricense de la Ciencia del Suelo, San José (Costa Rica); Canadian Soil Science Society, San José (Costa Rica). Proyecto CostaCan -- 3. Reunión Bienal de la Red Latinoamericana de Labranza Conservacionista San José (Costa Rica) 4-8 Dic 1995.

Publisher: San José (Costa Rica) 1996Other title: Main activities carried out on conservation tillage in Costa Rica.Availability: No copies available Actions: Add to cart
10. Sistemas tradicionais de preparo de solo mais difundidos em solos de encosta no sul do Brasil

by Veiga, M. da; Wildner, L. do P; Bertsch, F; Monreal, C. eds. -- Asociación Costarricense de la Ciencia del Suelo, San José (Costa Rica); Canadian Soil Science Society, San José (Costa Rica). Proyecto CostaCan -- 3. Reunión Bienal de la Red Latinoamericana de Labranza Conservacionista San José (Costa Rica) 4-8 Dic 1995.

Publisher: San José (Costa Rica) 1996Other title: Traditional soil preparation systems used in South slopes of Brazil.Availability: No copies available Actions: Add to cart