Farming systems development for small farms resource use, productivity and income changes
| Vydáno v: | The Philippine Review of Business and Economics Vol. XX No. 1 (March 1983), p. 59-85. |
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| Hlavní autor: | |
| Médium: | Analytics |
| Jazyk: | English |
| Vydáno: |
1983.
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| Témata: |