Resultados de búsqueda - "arid"

A strategy for technology development for semi-arid sub-Saharan Africa por Sanders, J.H., Shapiro, Barry I., Ramaswamy, S.

“…This article proposes strategy for agricultural technology development for semi-arid West Africa. The strategy evaluation consists of two aspects: a) a review of the successes in the region; and b) analysis with mathematical programming of the potential impacts and constraints to various new technologies tested in the region. …”
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Factors influencing manure application by farmers in semi-arid West Africa por Williams, Timothy O.

“…Animal manure is one of the principal sources of nutrients for soil fertility maintenance and crop production in semi-arid west Africa. Farm-level decisions concerning the use of manure are governed by socioeconomic and institutional factors, as much as they are by agronomic ecological concerns. …”
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Sustainable smallholder goat production and commercialization in semi-arid regions of Mozambique por Hendrickx, Saskia C.J., Cosijn, M., Moyo, Siboniso, Maheme, A.A.

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Technology dissemination methods in West and Central African semi-arid tropics por Gonsalves, Julian Francis

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Spatial soil loss risk and reservoir siltation in semi-arid Tunisia por Jebari, S., Berndtsson, R., Bahri, Akissa, Boufaroua, M.

“…Soil erosion vulnerability and extreme rainfall characteristics over the Mediterranean semi-arid region of Tunisia are crucial input for estimation of siltation rate in artificial reservoirs. …”
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Impact of tsetse control on land use in the semi-arid zone of Zimbabwe por Technical Centre for Agricultural and Rural Cooperation

“…Impact of tsetse control on land use in the semi-arid zone of Zimbabwe by J Pender and J Rosenberg 1995 38pp price UKL 10 00 ISBN 0 85954 430 3 NRI, Central Avenue, Chatham Maritime, Kent ME4 4TB UK…”
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A strategy for technology development for semi-arid sub-Saharan Africa por Sanders, J.H., Shapiro, Barry I., Ramuswamy, S.

“…This has especially been the case with regard to semi-arid Africa where rainfall is low and irregular, and soils fragile and with low fertility. …”
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Food security and sustainable growth for pastoral systems in semi-arid Africa por Webb, P., Bisrat, G., Coppock, D. Layne

“…This paper explores the potential for, and limits to, sustainable agricultural growth in semi-arid Africa, with a focus on the role of pastoralism. …”
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Livestock production and sustainable agricultural Development in semi-arid West Africa por Williams, Timothy O., Hiernaux, Pierre H.Y., Fernández Rivera, S., Turner, M.

“…Mixed farming systems, combining crop and livestock activities, hold considerable promise for improved agricultural productivity and environmental conservation in semi-arid West Africa. Increasing population pressure and climatic changes have combined to render long-fallow periods less feasible and effective. …”
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The role of livestock in integrated nutrient management in semi-arid West Africa por Williams, Timothy O., Hiernaux, Pierre H.Y., Fernández Rivera, S.

“…This paper outlines the role of livestock in integrated nutrient management in semi-arid west Africa. Farmers' strategies in the use of animal manure as well as research efforts to better understand the process of nutrient cycling through livestock in mixed farming systems are described. …”
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Soil fertility management in semi arid areas of East and Southern Africa por Nyathi, P, Kimani, S.K., Jama, B., Mapfumo, Paul, Murwira, Herbert K., Okalebo, JR, Bationo, B. André

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Decoupling of soil nutrient cycles as a function of aridity in global drylands por Delgado Baquerizo, M., Maestre, F., Gallardo, A., Bowker, M.A., Wallenstein, M.D., Quero, J.L., Ochoa, V., Gozalo, B., García Gomez, M., Soliveres, S., García Palacios, P., Berdugo, M., Valencia, E., Escolar, C., Arredondo, T., Barraza-Zepeda, C., Bran, D., Carreira, J.A., Chaieb, M., Conceição, A.A., Derak, M., Eldridge, D.J., Escudero, A., Espinosa, C.I., Gaitan, J., Gatica, M.G., Gómez Gonzalez, S., Guzmán, E., Gutiérrez, J.R., Florentino, A., Hepper, E., Hernández, R.M., Huber-Sannwald, E., Jankju, M., Liu, J., Mau, R.L., Miriti, M., Monerris, J., Naseri, K., Noumi, Z., Polo, V., Prina, A., Pucheta, A., Ramírez, E., Ramírez, D., Romao, R.L., Tighe, M., Torres, D., Torres Diaz, C., Ungar, E.D., Val, J., Wamiti, W., Wang, D., Zaady, E.

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«Dans les régions arides du Sahara ou du Sahel por Technical Centre for Agricultural and Rural Cooperation

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RITA, pour les agents de base en zone aride por Technical Centre for Agricultural and Rural Cooperation

“…Le Réseau d'information des terres arides (RITA) est dédié en priorité aux agents de base, animateurs ou animatrices, chargés de projet, leaders de groupements et agents de terrain de l'Etat. …”
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Traditional livestock in semi-arid north eastern Zimbabwe: Mashona cattle por Hall, S.J.G.

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Indigenous goats: Productivity in traditional livestock systems of semi-arid Africa por Wilson, R.T.

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Some production parameters of Blended goats in semi-arid regions of Tanzania por Lyatuu, Eliamoni T.R., Das, S.M., Mkonyi, J.I.

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Adopting improved forage grasses and legumes for semi-arid zones in Tanzania por Mwilawa, A., Mathias, J., Mwendia, Solomon W., Notenbaert, An Maria Omer

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The limits and failures of existing forest governance standards in semi-arid contexts por Gautier, D., García, C., Negi, S., Wardell, D.A.

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Valuing Ecosystem Services in Semi-arid Rangelands through Stochastic Simulation por Nicola, N., Luedeling, Eike, Stringer, L. C., Dougill, Andrew J.

“…Ecosystem services and economic returns from semi‐arid rangelands are threatened by land degradation. …”
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