Title : Agriculture high-quality development

Improve the quality of food and enhance people's health levels, Agricultural development had entered the new stage of high-quality development. The theory foundation of agriculture high quality development is the resources use limit by plants, vegetation carrying capacity and critical period of plant resources relationship regulation. The methods of Agriculture high quality development is to select excellent plant species or varieties based on site condition and need of national and market need before planting and sowing seed, adopt appropriate initial planting density, which are more than or equal to vegetation carrying capacity when planting crop young plant and sowing seed, and regulate plant resources relation in the process of crop production in a timely and appropriate amount according to the resources use limit by plants, vegetation carrying capacity in the critical period of plant resources relationship regulation to make plant grow well and obtain high quality agriculture produce, maximum yield and benefits to realize the sustainable utilization of natural resources and agriculture high quality development.

Keywords: Clime change;natural resources; sustainable utilization; weeding; chemical fertilizer; resources use limit by plants; vegetation carrying capacity; critical period of plant resources relationship regulation; high quality Agriculture produce ; Agriculture high quality development.

Zhongsheng Guo got his doctor and master degree in 2004 and 2000 in the Northwest Agriculture and Forestry University, and now, he is a professor in Northwest Agriculture and Forestry University, China. He have researched sustainable use of natural resources is the high-quality Agricultural development for a long time, and put forward the theory of resources use limit by plants, the theory of vegetation carrying capacity, the theory of critical period of regulation of plant resource relations and the new theory of soil and water conservation. This is the theoretical basis for high-quality development of forest, grass, agriculture and soil and water conservation. Since June 2022, he is the Head of "innovation China" Agricultural high-quality production and industry Service Group.