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- Organic mulch improves the condition of soil. 有机农地膜可以改善土壤环境。
- Better to wait untill the soil is warm, to use organic mulch . 等到土壤温暖后用有机薄膜更好。
- Better to wait until the soil is warm to use organic mulch. 最好等到土壤温度足够高了再用有机的遮盖物。
- soil organic mulching 地面有机物覆盖
- Organic mulch contains nutrients for plants. 有机农地膜含有植被的营养成分。
- Better to wait until the soil is warm to use or get organic mulch, when . 等土壤温度上升,可以使用有机护盖物时那是最好的。
- Black plastic mulch can help keep them warm.Better to wait until the soil is warm to use organic mulch. 黑色塑料的护盖物能帮助保温,在土壤开始回暖的时候使用有机护盖物是最好的时机。
- Water storage in soil organic horizons is a further factor to consider. 在土壤有机质中的水分贮积是一个值得进一步考虑的因素。
- Organic mulches can improve the soil structure. As the mulch decays, the material becomes topsoil. Decaying mulch also adds nutrients to the soil. 有机覆盖物能够改良土壤结构,随着覆盖物的分解,会成为表土的一部分,而且还会带来营养。
- The United States Department of Agriculture says it is easy to find organic mulch materials.Cut-up leaves and small pieces of tree barks can be used. 美国农业部说,有机覆盖物的原料是很容易找到的,树叶,树皮等都可以加以利用。
- Bacteria and fungi are other important soil organisms. 细菌和真菌是另一类重要的土壤有机体。
- An organic mulch is a mulch made of natural substances such as bark, wood chips, leaves, pine needles, or grass clippings. 有机类型的覆盖物,由自然界的有机产物制成,如树皮、木屑、叶片、松针或者草屑。
- Soil organic matter is the product of microbial decomposition of plant and animal residues. 土壤有机质是微生物分解植物和动物残体的产物。
- A major portion of the soil organic matter is derived from the added and residual vegetative material. 加进去的和残留下来的植物物质则是土壤有机质的主要来源。
- Organic mulch protects but also improves the condition of the soil.It provides nutrients for plants.It also provides a good environment for earthworms and other helpful organisms in the soil. 有机覆盖物保护且改善土壤状况,它为植物提供营养,为土壤中的蚯蚓及其它有益生物提供良好的环境。
- DCCA ordination showed that soil organic matter content was the decisive factor to the development of communities. DCCA排序进一步表明了土壤有机质含量是所有因子中对植物群落发展起决定性作用的主要环境因素.
- Zn situation of vegetable garden soils and its relation to soil organic carbon. 菜园土壤锌营养状况及其与土壤有机碳的关系。
- Soil organic carbon releases CO2 at the aeration status, which results in greenhouse effect and consequently influences global change. 摘要碳主要在通气状态下释放出CO2以温室效应的形式影响全球变化。
- Organic mulches attract insects, slugs, cutworms and the birds that eat them. 有机覆盖物可能会吸引昆虫、蛞蝓、毛虫以及吃这些动物的鸟类。
- The nitrate content in turnip was reduced,while soil organic matter content in the rhizosphere was signifi... 施用有机肥料萝卜的硝酸盐含量明显下降,当季作物收获后根际土壤有机质含量明显提高。