Soil quality of a rice organic farm in Langkong, M'lang Cotabato
| I whakaputaina i: | Southeastern Philippines Journal of Research and Development Vol. 24, no. 1 (Mar. 2019), 35-53 |
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| Kaituhi matua: | |
| Hōputu: | Tuhinga |
| Reo: | Ingarihi |
| I whakaputaina: |
2019
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| Ngā marau: |