ground preparation meaning in Chinese

成矿基本前提

This paper analysed the silvicultural status and existing problems , and approached the silvicultural technique measure of national forest farm from the respects of sound seedling of fine breed , ground preparation afforestation without burning grass , shubs , and stumps , and chemical weeding , etc
摘要分析了将乐国有林场营林现状及存在的问题，从良种壮苗、不炼山整地造林、化学除草等方面对国有林场的营林技术措施进行了探讨。