Ploughing mainly has the function of turning over soil, loosening soil and breaking soil.

‎Ploughing mainly has the function of turning over soil, loosening soil and breaking soil.‍

Ploughing mainly has the function of turning over soil, loosening soil and breaking soil. A: 正确 B: 错误

The stratification of parent material (heterogeneous parent material) has a more complex influence on the material migration and soil fertility, compared with homogeneous parent material. The stratification of parent material will be inherited to soil.

Dai medicine holds that there are four towers of wind, soil, water and fire in nature, while the human body is also composed of four towers of _____, _____, fire and soil.? wind (breath), water (saliva)|wind (qi), water (saliva)|wind (breath), water (blood)|wind (qi), water (blood)

Soil fertility is soil productivity, which refers to the ability of soil to produce plant products.

For the liquidity index [img=17x22]17de835df608f46.png[/img], when the [img=17x22]17de835df608f46.png[/img] is between 0-1, the soil is at ____, the greater the value of [img=17x22]17de835df608f46.png[/img], the ____the soil. A: hard state; softer B: hard state;harder C: plastic state; softer D: plastic state;harder

Soil radiation is the only source of soil heat.

Most plants ______________ in this rich soil.

The role of trees is to______. A: loose soil B: keep soil in position C: harden soil D: Both A and B