يعرض 61 - 66 نتائج من 66 نتيجة بحث عن '', وقت الاستعلام: 0.02s تنقيح النتائج
  1. 61
    بواسطة Panyadhibya, Bhochana
    Visual Material

    Irrigation development in the central plain of Thailand and the country's stages of economic growth
  2. 62
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    The desirability of certain efficiency factors and production goals in selected farm enterprises in the Philippines [microform].
  3. 63
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    The effect of innovation on farm income in two selected barrios of Batangas and two selected barrios of Laguna, Philippines 1958-1962 [microform].
  4. 64
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    Maximum-speed development in an open agrarian economy with Z-activities [microfilm]
  5. 65
    بواسطة Santos, Bruno M.
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    An analysis of the in-service training needs and participation in in-service training programs by teachers of agricultural schools of the Philippines
  6. 66
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    Ladejinsky papers.
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