Resultados de búsqueda - drawl~

Water quality and organic matter linkages in waters draining arable fields por Eriksson, Adam

“…This study investigated leaching of natural organic matter (NOM) in twelve Swedish arable fields with regards to the quality of dissolved organic matter (DOM) and particulate organic matter (POM), using Absorbance (UV-Vis) and fluorescence spectrometry (EEM). …”
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Ox-drawn plough for desilting por Technical Centre for Agricultural and Rural Cooperation

“…The use of ox-drawn ploughs and scoops for desilting ponds in rangeland areas is both feasible and inexpensive, reports ILCA* in Addis Ababa. …”
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Clearing the land with an animal-drawn cutter por Technical Centre for Agricultural and Rural Cooperation

“…Clearing the land with an animal drawn cutter A new animal-drawn roller knife cutter to clear grass and crop residues has been developed by the Promotion of Adapted Farming Systems Based on Animal Traction project in Cameroon. …”
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Win a prize draw! por Technical Centre for Agricultural and Rural Cooperation

“…But to encourage you to write in, we shall hold a random prize draw. On 1 March 2002, at CTA headquarters, we shall put all entries...…”
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Let the drawing do the telling por Technical Centre for Agricultural and Rural Cooperation

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The advance of the desert: battle-lines are being drawn por Technical Centre for Agricultural and Rural Cooperation

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Animal-drawn tiller/planter/weeder tested por International Livestock Centre for Africa

“…Presents information on work carried out by ILCA in Ethiopia to develop an animal-drawn implement for reduced tillage, row planting and inter-row weeding. …”
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Beam trawlermen take feet off gas in response to oil price hikes por Beare, Douglas J., Machiels, Marcel

Materias: “…trawling…”
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Drawing to start exchange of technical knowledge por Poolman, M.I.

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Hållbar stadsutveckling enligt principerna Cradle to Cradle por Fälth, Erik, Thulin, Jens

“…En av de grundläggande principerna för designteorin Cradle to Cradle är att vi ska agera hållbart i stället för mindre ohållbart. …”
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Drawing a road map for African science por Technical Centre for Agricultural and Rural Cooperation

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Influence of draw reins on the gate kinematics at the trot por Byström, Anna

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Improving productivity on highland Vertisols: The oxen-drawn broadbed maker por Jutzi, S.C., Mohamed-Saleem, M.A.

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Performance of minimum tillage with animal drawn implements on Vertisols in Ethiopia por Astatke, A., Jabbar, M.A., Mohamed-Saleem, M.A.

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Draining effects por Technical Centre for Agricultural and Rural Cooperation

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Cacao durable por Technical Centre for Agricultural and Rural Cooperation

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Phosphorus uptake by rice from soil that is flooded, drained or flooded then drained por Huguenin-Elie, O., Kirk, G.J.D., Frossard, E.

“…To investigate the mechanisms by which rice plants growing in alternately flooded and drained soils absorb soil phosphate, we grew rice in moist, flooded and flooded then moist soils, and compared the measured uptake of phosphorus (P) with that calculated using a mathematical model of uptake allowing for solubilization by various means. …”
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Use of ox-drawn scoops for pond maintenance in the southern Ethiopian rangelands por Haile-Selassie, A., Cossins, N.J.

“…Reports the initial results of a trial conducted to study the feasibility of using ox-drawn scoops for desilting ponds in the Ethiopian highlands.…”
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Draft Provisional Agenda por CGIAR Technical Advisory Committee

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Draft privisional agenda por CGIAR Technical Advisory Committee

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