[Effect and Approach of Biochar to Improve Coastal Saline Soil].

The use of biochar to improve adversity of soil has received increasing attention. biochar is used to repair coastal saline-alkali soil, which can not only utilize but can also increase the scale of the coastal land reserve. In this study, the method of soil culture experiments was used to explore the effect and pathway of 0%-3% addition of on the improvement of saline-alkali soil.