Résultats de la recherche - ((soil conservation) OR (soil (conservation OR consultation)))

Anatomy, physiology, and psychology of erosion / par Hallsworth, E. G. (Ernest Gordon)

Sujets:

Soil erosion and its control /

Sujets:

Erosion control ... protecting our future : proceedings of Conference XVII, International Erosion Control Association February 27 & 28, 1986, Dallas, Texas.

Sujets:

A study of the reasons for success or failure of soil conservation projects / par Hudson, Norman W.

Sujets: “…Soil conservation projects.…”

Farmers' practices and soil and water conservation programs /

Sujets: “…Soil conservation Arid Regions.…”

International Symposium on Water Erosion, Sedimentation and Resource Conservation, October 9-13, 1990, Dehradun, India.

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Elementary soil and water engineering par Schwab, Glenn Orville, 1914-

Sujets: “…Soil conservation…”

Soil erosion in the tropics : principles and management / par Lal, R.

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Soil and water conservation research, 1956-71

Sujets: “…Soil conservation India…”

Soils, their properties and management : a soil conservation handbook for New South Wales /

Sujets: “…Soil conservation Australia New South Wales.…”

The conservation of lands in Asia and the Pacific (Clasp) : a framework for action / par F.A.O

Sujets: “…Nature conservation.…”

Land conservation and development

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Plonghman's folly / par Faulkner, Edward H.

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

Sujets:

The dirt doctors : a jubilee history of the Soil Conservation Service of NSW / par Breckwoldt, Ronald

Sujets: “…Soil conservation Citizen participation.…”

Land degradation in South Asia : its severity, causes and effects upon the people.

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The keyline plan/ par Yeomans, P.A

Sujets: “…Soil conservation Australia…”

The challenge of landscape: the development and practiceof keyline/ par Yeomans, P.A

Sujets: “…Soil conservation Australia…”