A mixture of decaying organic matter , as from leaves and manure , used to improve soil structure and provide nutrients 堆肥腐烂有机体的混合物，如树叶或粪便，用来改善土壤结构并增加土壤养分
Sorghum farmers in eastern uganda , working with scientists , have tested some lower - cost ways to improve their soil 乌干达东部种植高梁的农民与科学家合作，试验用一些低成本方法改善土壤状况。
But the amendment of soil properties depending on the economy and technology are still facing the restriction of boundary effects 但是依靠经济和技术改善土壤性能，仍面临着边际效益的制约。
The ramifications of such effects are ground water protection , erosion control and improvement of the soils ' nutrient supplying abilities 这些效果归根结底能保护地下水、控制侵蚀和改善土壤养分供应能力。
The utilization of domestic sludge can increase the soil fertility , improve the physics properties of soil and facilitate growth of plant 利用城市生活污泥可增加废弃地土壤肥力，改善土壤物理性状，促进植物的生长。
Therefore , in the hill of the loess plateau , converting cropland to forestland and grassland is good for improving the conditions of soil nutrient 因此，在黄土高原丘陵区，坡地退耕还林，恢复植被，可以有效改善土壤养分状况。
This mixture of grasses and yarrow will out - compete the resident weed population , increase water penetration , and improve the microflora and organic matter in our soils 牧草和蓍草混合可以减少杂草的数量，增加水的穿透能力，改善土壤的微生物和有机物质。
Super absorbent polymers can affect the melioration of soil physical property , the increase of capability of absorbing water and preserving water and fertilizer of soil , and the growth of crop consumedly 摘要保水剂对改善土壤物理性质、增强土壤的吸水、保水和保肥能力、促进作物生长发育有着十分重要的影响。
Soil nutrient and soil granule of ecological economic forest in different times are studied . research results indicate that ecological economic forest contributes to improving soil nutrient and soil granule 摘要对生态经济林在不同时期的土壤养分及其颗粒变化情况进行了研究，结果表明，生态经济林对改善土壤养分和土壤颗粒状况具有积极的促进作用。
It was showed that forest with good structure could improve the soil noncapillary porosity and water conversation function , and it was implied that forest with rational structure stored rainfall and surface runoff quickly 表明具有良好结构的林分，可有效改善土壤非毛管孔隙度和滞留贮水功能，从而有效地提高对降雨的快速贮存以及蓄洪与涵养水源作用。
