Soil remediation agent as well as preparation method and use method thereof

The invention provides a soil remediation agent as well as a preparation method and a use method thereof, and relates to the technical field of soil remediation, the soil remediation agent comprises the following components: bletilla striata, ampelopsis japonica, radix saposhnikoviae, eupatorium, rhamnose ester, neutral protease and diatomite. The technical problems that an existing soil remediation product contains many chemical agents, is long in service life and slow in effect and has secondary pollution are solved, plant extracts are completely used as raw materials, soil hardening is rapidly relieved, the pH value of soil is adjusted, crop planting is rapidly achieved, the content of pesticide residues in soil is effectively reduced, and the soil remediation effect is improved. And the problems of soil acidification, hardening and the like can be thoroughly solved after long-term use. 本发明提供了一种土壤修复剂及其制备方法、使用方法，涉及土壤修复的技术领域，本发明的土壤修复剂包括以下组分：白芨、白蔹、防风、佩兰、鼠李糖酯、中性蛋白酶以及硅藻土。本发明解决了现有的土壤修复产品含有的化学药剂多，使用期长、效果缓慢，而且存在着二