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万物土中生,有土斯有粮。没有土就不能进行农业生产,没有好土就不能获得好的产量,没有肥土就不能实现高产稳产。土是农业的基础,是农业生产的基本条件。农业生产离开了土就不能进行。因此,农田基本建设的主攻方向头两个字就是“改土”。那么,怎样认识和理解改土呢?下面简谈三个问题。什么是土壤肥力? 土壤肥力,一般是指土壤满足作物对水分、养分、空气、热量以及其他土壤条件要求的能力。这个能力越
Everything in the soil students, there is a meal of soil. No agricultural production can be carried out without soil, good yields can not be obtained without good soil, and high and stable yields can not be achieved without soil. Soil is the basis of agriculture and the basic condition of agricultural production. Agricultural production can not be done without soil. Therefore, the first two words of the main direction of farmland capital construction are “improving the soil.” So, how to understand and understand soil improvement? Here are three simple questions. What is soil fertility? Soil fertility, generally refers to the capacity of the soil to meet the requirements of crops for moisture, nutrients, air, heat and other soil conditions. The more this ability