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- Improve the soil by adding organic matter. 加入有機物成分以改良土壤。
- Add plenty of organic matter to improve the soil. 施用大量的有機肥料以改良土壤。
- They found many ways to improve the soil. 他們找到了很多改良土壤的辦法。
- Plants creating plenty of organic matter do most to improve the soil structure. 植物生產(chǎn)了大量的有機物，大大改善了土壤的結構。
- Some plants push their roots deep into the soil. 一些植物的根深深長(cháng)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. 野牛的糞便不再落在土地上以涵養土壤;結果土壤變得越發(fā)不利于植物的生長(cháng).
- Use machinery to cultivate can deep loosen the soil, improve the soil ventilation, and control the weeds effectively. 利用機械中耕能深松土壤,增加土壤透氣性,并能有效的控制田間雜草。
- There are a lot of worms in the soil. 泥土中有許多蠕蟲(chóng)。
- It can be mixed directly into the soil to improve the growth of vegetables, trees and flowering plants. 兔子糞可以直截混到土里,提高蔬菜,樹(shù)和有花植物的生長(cháng)。
- Water has permeated (through) the soil. 水已滲遍那片土壤。
- Simultaneously, the increased organic muck may fertilize the soil and improve the structure of the salinisation land. 同時(shí)既提高了經(jīng)濟效益，又有利于培肥土壤、改善土壤結構。
- Illite belongs to clay minerals, it has absorbent ability and higher potassium, which can improve the soil fertility. 伊利石屬層狀粘土礦物，具有吸水性，含鉀較高，可以提高土壤肥效。
- She makes her living from the soil. 她以務(wù)農為生。
- The intermingled roots of two plants growing closely together improve the quality of the soil. 依偎在一起生長(cháng)的兩種植物的根交織在一起，能夠改良土壤的質(zhì)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. 還有兩種低成本的方法可以改善土壤，包括施用糞肥或者氮肥、磷肥。
- The soil becomes more and more acidic as pollution mounts up. 隨著(zhù)污染的加劇，土壤的酸化越來(lái)越嚴重。
- Two other lower-input ways to improve the soil involve using manure or nitrogen or phosphorus as fertilizer. 另外兩種提高土壤質(zhì)量的低投入方法是使用肥料，或者是將氮以及磷作為肥料。
- Abel was a shepherd and Cain a tiller of the soil. 亞伯是個(gè)牧人，該隱則是個(gè)耕田人。
- The soil is too dry for planting. 土太干了，不能種東西。
