关于提升土壤地力效果持续性的分析

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摘  要：目前国家保护农用地的形势非常严峻，耕地资源具有耕地总量少、人均耕地少、耕地后备资源少的特点。优质耕地资源的减少、耕地质量差、农作物产量低是现在亟待解决的问题。

关键词：培肥;有机物;微生物;土壤

中图分类号：S158       文献标志码：A          文章编号：2096-9902（2022）08-0049-03

Abstract： At present， the situation of national protection of agricultural land is very serious. The cultivated land resources are characterized by less total cultivated land， less per capita cultivated land and less reserve cultivated land resources. The reduction of high-quality cultivated land resources， poor quality of cultivated land and low crop yield are the urgent problems to be solved.

Keywords： fertilization; organic matter; microorganism; soil

红壤和黄壤多分布在丘陵山地未被开发利用，而且面积占比很大。（剩余3669字）