加拿大BC省确定年允许采伐量的基本程序和方法

Methods and Procedures of Allowable Annual Cut Determination in British Columbia

介绍了加拿大不列颠哥伦比亚省确定森林年允许采伐量的简要历史、基本程序和方法及发展趋势,对于我国制定采伐限额具有一定的借鉴意义。

This paper described the history, methods, procedures and developing trends of Allowable Annual Cut (AAC) determination in British Columbia. The basic procedures of AAC determination were introduced for the cases of Tree Farm Licences and Timber Supply Areas. More details were given for the timber supply analysis with emphasis on growth and yield prediction models such as Prognosis BC 、MGM、SDMD、STIM、SYLVER、TASS、TIPSY and VDYP. The preliminary test result of Area Based Harvest Regulation in BC was also briefly described.