Sökresultat - (( ((walter conservation) OR (water conservation)) ) OR ( expert consultation ))

Shade and color with water-conserving plants / av Walters, James E.

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Water conservation.

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Conserving water : the untapped alternative / av Postel, Sandra

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Land evaluation criteria for irrigation report of an Expert Consultation held in Rome 27 February- 2 March 1979 /

Land evaluation guidelines for rainfed agriculture : report of an expert consultation held in Rome, 12-14 December 1979 /

The African trypanosomiases : report of Joint WHO Expert Committee and FAO Expert Consultation.

Resource conservation : social and economic dimensions of recycling /

The African trypanosomiases : report of a joint WHO Expert Committee and FAO Expert Consultation, Rome.

Become a top consultant : how the experts do it / av Tepper, Ron, 1937-

Vanishing land and water : soil and water conservation in dry lands / av Chleq, Jean-Louis

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Soil and water conservation engineering /

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Soil and water conservation engineering av Glenn, R. Schwab (et.al)

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Energy and protein requirements : report of a Joint FAO/WHO/UNU Expert Consultation.

Soilerosion by water : some measures for its control on cultivated lands

Energy and water resource management / av Aulbach, Robert E.

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Water : a resource in crisis / av Lucas, Eileen

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Water and wetlands / av Furniss, Pamela

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The expert consultation on the ASOCON information service, Los Banos, The Philippines, 6-9 November 1990.

In-service training for soil and water conservation : report of the Workshop in Serdang, Malaysia, 11-15 December, 1989.

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Tillage systems for soil and water conservation / av Unger, Paul W.

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