Research relating to the economics of irrigation in rice production
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| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
College, Laguna
Dept. of Agricultural Economics, College of Agriculture, University of the Philippines
1970.
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| Cyfres: | Staff papers series University of the Philippines. College of Agriculture. Department of Agricultural Economics
no. 102 |
| Pynciau: |