Difusi inovasi teknologi pertanian dalam usahatani padi sawah :: Studi kasus di Kabupaten Nias-Sumatera Utara
| Main Authors: | , |
|---|---|
| Format: | Thesis |
| Published: |
[Yogyakarta] : Universitas Gadjah Mada
1989
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| Subjects: |
| Main Authors: | , |
|---|---|
| Format: | Thesis |
| Published: |
[Yogyakarta] : Universitas Gadjah Mada
1989
|
| Subjects: |