The On-site economic value of soil erosion control
Using the productivity change approach, the on-site economic value of one ton of avoided soil loss in moderately degraded upland farms was estimated to range from P2,100 to P8,280 per ha per year, depending on the rate of fertilization for the alley crop. Severely drgraded farms showed a net economi...
| 出版年: | Journal of Environmental Science and Management Vol. 2, no. 1 (1999), 27-47 |
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| 第一著者: | |
| フォーマット: | 論文 |
| 言語: | English |
| 出版事項: |
1999
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| 主題: |