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  1. 51
    Published 1984
    Book

    Soil erosion management.
  2. 52
    by Perrens, S.J
    Published 1984
    Book

    Assessment and evaluation for soil conservation policy
  3. 53
    Published 1983
    Book

    A study on soil erosion susceptibility of Batangas, Cebu, and La Union.
  4. 54
    Published 1983
    Book

    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
  5. 55
    by Schwab, Glenn Orville, 1919-
    Published 1981
    Book

    Soil and water conservation engineering
  6. 56
    Published 1978
    Book

    Integration of soil conservation concepts in the school curriculum.
  7. 57
    Published 1977
    Book

    The Philippines recommends for soil conservation 1977
  8. 58
    by Nye, Peter Hagne
    Published 1977
    Book

    Solute movement in the soil-root system
  9. 59
    Published 1977
    Book

    The Philippines recommends for soil.
  10. 60
    Published 1977
    Book

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