Resultados de búsqueda - Penning de Vries, Frits W. T.

Learning alliances for the broad implementation of an integrated approach to multiple sources multiple uses and multiple users of water por Penning de Vries, Frits W.T.

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The management of sloping lands for sustainable agriculture: ASIALAND Sloping Land Phase 4 - Final report por Penning de Vries, Frits W.T.

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From soil research to land management: Evolutions in the Project ASIALAND Sloping Lands, Phase 4 (1997-2001) por Penning de Vries, Frits W.T.

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Land degradation: Information needs and challenges to research por Penning de Vries, Frits W.T.

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Bright spots demonstrate community successes in African agriculture por Penning de Vries, Frits W.T.

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Land pressure and soil nutrient depletion in Sub-Saharan Africa por Drechsel, Pay, Penning de Vries, Frits W.T.

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Multiple sources of water for multiple purposes in northeast Thailand por Penning de Vries, Frits W.T., Ruaysoongnern, Sawaeng

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Exploring potentials and constraints of low-cost drip irrigation with saline water in Sub-Saharan Africa por Karlberg, L., Penning de Vries, Frits W.T.

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Identifying Technological Potentials por Penning de Vries, Frits W. T., de Wit, Cornelis T.

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Smallholder land and water management por Penning de Vries, Frits W.T., Bossio, Deborah A.

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Bright spots on technology-driven change in smallholder irrigation: case studies from Kenya por Mati, Bancy M., Penning de Vries, Frits W.T.

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Implications of land and water degradation for food security, with particular reference to Asia and Africa por Penning de Vries, Frits W.T., Molden, David J.

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Integrated approaches to natural resource management: theory and practice por Lange, M. de, Penning de Vries, Frits W.T.

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Site and situation specific management for smallholder agricultural enterprises por Penning de Vries, Frits W.T., Lansigan, F. P.

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Realizing the potentials of water in Africa por Penning de Vries, Frits W.T., Merrey, Douglas J.

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Valoriser les resources hydriques en Afrique por Penning de Vries, Frits W.T., Merrey, Douglas J.

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Systems approaches for agricultural development : Proceedings of the International Symposium on Systems Approaches for Agricultural Development, 2-6 December 1991, Bangkok, Thailan... por Penning de Vries, Frits W.T., Teng, P.S., Metselaar, K.

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Estimating rural-urban nutrient flows for mega-cities por Faerge, J., Magid, J., Penning de Vries, Frits W.T.

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Validation, adaptation, and adoption of new farming practices in the ASIALAND Sloping Lands Network por Santoso, D., Penning de Vries, Frits W.T., Chandrapatya, Suraphol

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The sustainable management of vertisols por Syers, J.K., Penning de Vries, Frits W.T., Nyamudeza, P.

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