当我们制定森林规划设计方案时,必定遇到预算某年后林分蓄积量这个问题,因为是预算,而且又要与当地具体状况相结合,所以,以往按传统方法编制的一些表格往往不能达到满意的效果。例如,借用“胸径生长过程表”(不分地位级的)推算某年后的胸径值,则只突出年龄因子而忽略立地条件因子。若借用“生长率”表,又必须逐年累 When we formulate a plan for forest planning, we have to meet the problem of measuring the volume of forest after a certain year because it is a budget, but it also needs to be integrated with the specific situation on the ground. Therefore, some forms compiled in the past by traditional methods often fail to achieve Satisfactory results. For example, using the DBH Table (regardless of grade) to calculate the DBH value after a year, only the age factor is highlighted and the site condition factor is ignored. If you borrow “growth rate” table, but also must be tired year after year