Showing 1 - 3 results of 3 for search 'Colting, Rogelio D.', 查詢時間: 0.01s Refine Results
  1. 1

    Improving sweet potato production and utilization in Sagada, Mt. Province 由 Ganga, Zenaida N.

    出版 2001
    圖書

    Improving sweet potato production and utilization in Sagada, Mt. Province
  2. 2

    Bio-physical effects of land use conversion in Paoay and Mount Data. 由 Austria, Celia M., Co, Leonard L., Romero, Roland B., Colting, Rogelio D., Giron, Ofelia DLC, Angnged, Rivalyn, Balangue, Carol, Ferrer, Francis

    出版 1999
    圖書

    Bio-physical effects of land use conversion in Paoay and Mount Data.
  3. 3

    Soil erosion and nutrient flow in coffee-based farming system with buffer hedgerows 由 Colting, Rogelio D.

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    Soil erosion and nutrient flow in coffee-based farming system with buffer hedgerows

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