Search Results - WOLPERS

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  1. 1
    Leaching of soils with different chemical properties in laboratory columns

    Leaching of soils with different chemical properties in laboratory columns by WOLPERS

    Published 1977
  2. 2
    Manual of laboratory methods of plant and soil analysis

    Manual of laboratory methods of plant and soil analysis by FRIEDRICHSEN

    Published 1977
    Other Authors: “…Wolpers…”
  3. 3
    Displacement of potassium, magnesium and sodium from a fertilized acid volcanic soil under oil palms in North Sumatra

    Displacement of potassium, magnesium and sodium from a fertilized acid volcanic soil under oil palms in North Sumatra by TOBING

    Published 1977
    Other Authors: “…Wolpers…”