速效养分是指当季作物能够直接吸收的养分,包括水溶态养分和吸附在土壤胶体颗粒上容易被交换下来的养分,其含量的高低是土壤养分供给的强度指标。
Coverage can improve the soil of winter wheat on the 0-60cm soil available nutrient absorption.
覆盖可提高冬小麦对0-60cm土层土壤速效养分的吸收。
参考来源 - 渭北旱塬不同类型地膜覆盖对土壤环境和冬小麦生长的影响Soil is a part of the surface soil which is the basis of material life of vegetation. The content of available soil nutrients is an important indicator in measuring soil fertility.
随着科学的发展,土壤学作为一门重要的自然基础学科,不断得到深入地研究和发展,土壤是地表的一部分,是供给植被生活的物质基础,土壤中的速效养分含量是衡量土壤肥力性能的重要指标,因此土壤速效养分的研究对指导农业生产以及土壤改良等都具有十分重要的意义。
参考来源 - 新疆和田绿洲土壤速效养分特征及其变化研究·2,447,543篇论文数据,部分数据来源于NoteExpress
研究了不同秸秆还田量对免耕黑土速效养分含量和玉米产量的影响。
In this study, the effects of different amounts of residue incorporation on the contents of soil available nutrients and corn yields were examined under no-till practices.
结果表明,覆膜穴播可以提高土壤地温,保持土壤水分,促进土壤速效养分的充分释放和有效利用。
The results showed that, mulched hole planting could improve soil temperature, conserve soil moisture, and promote full release and efficient use of soil rapidly available nutrients.
大豆覆膜增加了土壤水分与速效养分含量。
It increased plough layer soil water and available nutrients content.
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