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- Improve the soil by adding organic matter. 加入有机物成分以改良土壤。
- Add plenty of organic matter to improve the soil. 施用大量的有机肥料以改良土壤。
- They found many ways to improve the soil. 他们找到了很多改良土壤的办法。
- Plants creating plenty of organic matter do most to improve the soil structure. 植物生产了大量的有机物，大大改善了土壤的结构。
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- Bison waste no longer fell on the ground to improve the soil, which as a result became less good for growing plants. 野牛的粪便不再落在土地上以涵养土壤;结果土壤变得越发不利于植物的生长.
- Use machinery to cultivate can deep loosen the soil, improve the soil ventilation, and control the weeds effectively. 利用机械中耕能深松土壤,增加土壤透气性,并能有效的控制田间杂草。
- There are a lot of worms in the soil. 泥土中有许多蠕虫。
- It can be mixed directly into the soil to improve the growth of vegetables, trees and flowering plants. 兔子粪可以直截混到土里,提高蔬菜,树和有花植物的生长。
- Water has permeated (through) the soil. 水已渗遍那片土壤。
- Simultaneously, the increased organic muck may fertilize the soil and improve the structure of the salinisation land. 同时既提高了经济效益，又有利于培肥土壤、改善土壤结构。
- Illite belongs to clay minerals, it has absorbent ability and higher potassium, which can improve the soil fertility. 伊利石属层状粘土矿物，具有吸水性，含钾较高，可以提高土壤肥效。
- She makes her living from the soil. 她以务农为生。
- The intermingled roots of two plants growing closely together improve the quality of the soil. 依偎在一起生长的两种植物的根交织在一起，能够改良土壤的质量。
- The soil absorbs only a fraction of the rain that beats down. 土壤只吸收猛打到地面上的雨水的一部分。
- Two other low-input ways to improve the soil involve using manure or nitrogen and phosphorus as fertilizer. 还有两种低成本的方法可以改善土壤，包括施用粪肥或者氮肥、磷肥。
- The soil becomes more and more acidic as pollution mounts up. 随着污染的加剧，土壤的酸化越来越严重。
- Two other lower-input ways to improve the soil involve using manure or nitrogen or phosphorus as fertilizer. 另外两种提高土壤质量的低投入方法是使用肥料，或者是将氮以及磷作为肥料。
- Abel was a shepherd and Cain a tiller of the soil. 亚伯是个牧人，该隐则是个耕田人。
- The soil is too dry for planting. 土太干了，不能种东西。
