| 1. | Forest soil under growing trees generally does not erode . 正在生长的树木下面的森林土壤一般不会被冲刷。 |
| 2. | Determination of easy reducible manganese in forest soil 森林土壤易还原锰的测定 |
| 3. | Field sampling and preparation of forest soil samples 森林土壤样品的采集与制备 |
| 4. | Study on water conservation function of forest soil 流域内森林土壤蓄水功能的研究 |
| 5. | Determination of exchangeable manganese in forest soil 森林土壤交换性锰的测定 |
| 6. | Calculation of base - saturation percentage in forest foil 森林土壤盐基饱和度的计算 |
| 7. | Determination of exchangeable acidity in forest soil 森林土壤交换性酸度的测定 |
| 8. | Determination of humus fractionation in forest soil 森林土壤腐殖质组成的测定 |
| 9. | Determination of intensity of forest soil respiration 森林土壤呼吸强度的测定 |
| 10. | Determination of soil particle density in forest soil 森林土壤土粒密度的测定 |