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关注:1
2013-05-23 12:21
求翻译:蚯蚓对制造优良的表层土壤所引起的作用是其他任何动物都比不上的。据统计,5万条蚯蚓一年内能在1英亩的土地上制造大约18吨优良土壤。是什么意思? 待解决
悬赏分:1
- 离问题结束还有
蚯蚓对制造优良的表层土壤所引起的作用是其他任何动物都比不上的。据统计,5万条蚯蚓一年内能在1英亩的土地上制造大约18吨优良土壤。
问题补充: |
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2013-05-23 12:21:38
Earthworms create good soil surface caused by the effect of any other animal can not match. According to statistics, 50 000 within a year earthworms in one acre of land can be made about 18 tons on good soil.
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2013-05-23 12:23:18
Earthworms to create excellent surface soil has the effect of any other animals were not. According to statistics, 50,000 earthworms article within one year in 1 acres of land on good soil manufacturing approximately 18 tons.
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2013-05-23 12:24:58
The earthworm to makes the function which the fine surface layer soil causes is other any animals does not compare.Statistics have indicated, in a 50,000 earthworm year can make about 18 ton fine soil on 1 acre land.
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2013-05-23 12:26:38
正在翻译,请等待...
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2013-05-23 12:28:18
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