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| 11. | Their mountainous country was thickly forested, the soil poor, and communication difficult. |
| 这个多山的国家被茂密的森林所覆盖，土壤贫瘠，通信困难。 |
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| -- 来源 -- 英汉非文学 - 文明史 - wenmingshi-ziyouhebuchengwenfalv |
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| 12. | Mellow-soil field; spongy soil |
| 海绵田 |
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| 13. | soil hardening(or soil crust) |
| 土壤板结 |
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| 14. | The relationship between soil texture, soil ferric oxide and soil spectral reflectance. |
| 氧化铁与土壤质地与土壤反射率的关系。 |
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| 15. | seleniferous soil. |
| 含硒土 |
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| 16. | problems is that we do not see things really happen…问题是，尽管我们多次派人去印度，而且提出了不少建议，但大部分的建议都没有得到执行，特别是在印度成立一个国家层次的保护老虎工作组的这一重要建议 |
| 国家对保护老虎关注不够，没有统筹，只是问题的一部分。 |
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| 17. | there is a large piece of fertile soil in the south of the country |
| 在这个国家的南部 有很大一块肥沃的土地 |
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| 18. | reduce soil acidity and improve soil texture |
| 减轻土壤酸性和改良土壤结构 |
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| 19. | Soil compaction often makes soil structure destroying and soil degrading. |
| 土壤的压实往往造成土壤结构的破坏和土壤的退化。 |
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| 20. | soil tillage |
| 土壤耕作 |
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