《全国林业调查主要技术规定(试行稿)》(以下简称《规定》)中有些技术标准在实践中较难掌握,或不尽合理,现就几个问题提出个人的一些看法和从事林业调查工作的同志们讨论,不当之处请批评指正。一、关于灌木林规定中“……在目前条件下不能发展为乔木林的灌木地”的定义过于笼统,实践中不易掌握,建议改为:指覆盖度达40%以上的灌木 Some of the technical standards in the “National Technical Specifications for Forestry Surveys (Trial Version)” (hereinafter referred to as the “Provisions”) are difficult to grasp in practice or are not entirely reasonable. We hereby present some personal opinions on several issues and engage in forestry investigations Comrades to discuss, please correct criticism. First, the definition of “... shrubs that can not develop into arborvitae under current conditions” is too general and difficult to grasp in practice. It is suggested that the shrubs cover more than 40% of the shrubs