Sweet potato high quality and high yield pollution-free fertilization principle

First, we must scientifically formulate and balance nutrition to meet the demand for nutrients in high-yield indicators. Second, we must reduce the use of chemical fertilizers, not only save production investment, but also reduce the pollution of soil and environment caused by long-term use of chemical fertilizers. Third, it is necessary to increase the application of organic fertilizers and biological fertilizers, activate the soil, improve the soil quality, use land to raise land, and optimize the soil ecological environment. Fourth, it is necessary to apply high-tech fertilization technology, coordinate the use of soil nutrients, improve the utilization rate of chemical fertilizers, and achieve high efficiency, cost, quality, ecology and safety.
Huaxian Agricultural Technology Promotion Center Lu Shuguang

Stainless Steel Railing project

Foshan City, Nanhai District Huidexing Stainless Steel Products LTD., , https://www.huidexing.net