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  1. 101

    The Effect of biological contour strips composed of ipil-ipil (Leucaena Leucocephala) and kakawate (Gliricidia sepium) on the productivity and rate of erosion of a rice based kaing...

    Publicat 1983
    Llibre

    The Effect of biological contour strips composed of ipil-ipil (Leucaena Leucocephala) and kakawate (Gliricidia sepium) on the productivity and rate of erosion of a rice based kaingin system in Mt. Makiling, Puting Lupa
  2. 102

    Soil and water conservation engineering per Schwab, Glenn Orville, 1919-

    Publicat 1981
    Llibre

    Soil and water conservation engineering
  3. 103

    Soil erosion under different cover crops [microform] per Palis, Reynaldo Gibas 1946-

    Publicat 1980
    Visual Material

    Soil erosion under different cover crops [microform]
  4. 104

    Integration of soil conservation concepts in the school curriculum.

    Publicat 1978
    Llibre

    Integration of soil conservation concepts in the school curriculum.
  5. 105

    Kaingin, erosion and kaingin management per Duldulao, Anacleto C.

    Publicat 1978
    Analytics

    Kaingin, erosion and kaingin management
  6. 106

    The Philippines recommends for soil conservation 1977

    Publicat 1977
    Llibre

    The Philippines recommends for soil conservation 1977
  7. 107

    Solute movement in the soil-root system per Nye, Peter Hagne

    Publicat 1977
    Llibre

    Solute movement in the soil-root system
  8. 108

    The Philippines recommends for soil.

    Publicat 1977
    Llibre

    The Philippines recommends for soil.
  9. 109

    Soil conservation and management in developing countries report of an expert consultation held in Rome, 22-26 November 1976.

    Publicat 1977
    Llibre

    Soil conservation and management in developing countries report of an expert consultation held in Rome, 22-26 November 1976.
  10. 110

    Soil in relation to socio-economic prolems in the Philippines [microform] per Abad, Ramon Gil

    Publicat 1976
    Visual Material

    Soil in relation to socio-economic prolems in the Philippines [microform]

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