The Masagana/Margate system of planting rice a study of an agricultural innovation
| 主要作者: | |
|---|---|
| 格式: | 图书 |
| 语言: | English |
| 出版: |
Quezon City
[s.n.]
1960.
|
| 丛编: | Study series Community Development Research Council, University of the Philippines
no.5 |
| 主题: |