Showing 221 - 240 results of 524 for search '"soil"', query time: 0.15s Refine Results
  1. 221

    Methods for studying soil microflora-plant desease relationships /

    Published 1959
    Book
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    Principios del avenamiento o drenaje /

    Published 1972
    Book
  6. 226

    Medición del agua de riego /

    Published 1972
    Book
  7. 227

    Plantas de bombeo para riego /

    Published 1972
    Book
  8. 228

    Riego por diques de contorno /

    Published 1972
    Book
  9. 229

    Relación entre suelo-planta-agua /

    Published 1972
    Book
  10. 230

    Effects of interchangeable potassium on the permeability of a soil of Manfredi (Province of Córdoba) by Faedo, Stelio, Cerana, Luis

    “…Utilizing percolation techniques in soil treatment with solutions of calcium and potassium chlorides, with the purpose of incorporating definitive cuantities of exchangeable potassium and in competing the permeabilities, the influence of exchangeable potassium on permeability was studied, The results are in agreement with those obtained by the authors in previous experiments, which showed that exchangeable potassium contributed to impair the physical conditions of soils. …”
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    Optimizing the soil physical environment toward greater crop yields /

    Published 1972
    Book
  17. 237

    A Standard guide to soil fertility investigations on farmers' fields / by Hauser, G. F.

    Published 1970
    “…FAO. Soils Bulletin ;…”
    Book
  18. 238

    Soil and landscape survey of the Mapimi Biosphere Reserve, Durango, México / by Breimer, Richard

    Published 1985
    Book
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