Showing 1 - 4 results of 4 for search 'Nelson, R.A', 查询时间: 0.01s Refine Results
  1. 1

    Erosion / productivity modelling of maize farming in the Philippine uplands

    出版 1996
    图书

    Erosion / productivity modelling of maize farming in the Philippine uplands
  2. 2

    A Cost-benefit analysis of hedgerow intercropping in the Philippine uplands using SCUAF

    出版 1996
    图书

    A Cost-benefit analysis of hedgerow intercropping in the Philippine uplands using SCUAF
  3. 3

    Bioeconomic modelling of alternative forms of hedgerow intercropping in the Philippine uplands using SCUAF

    出版 1996
    图书

    Bioeconomic modelling of alternative forms of hedgerow intercropping in the Philippine uplands using SCUAF
  4. 4

    Soil erosion and conservation in the Philippine uplands a review of the literature 由 Nelson, R.A

    出版 1994
    图书

    Soil erosion and conservation in the Philippine uplands a review of the literature

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