论文部分内容阅读
母生生势衰退是一个复杂的综合性问题,涉及面广,诸如栽培、生态、生理等原因,都可能影响幼林生势,在没有弄清其根本原因以前,从经营的角度出发,试图通过提早间伐,以阻止或减缓其衰退。本文拟通过对海南各地的母生林生长情况调查,收集了20多株树干解析材料,以及对幼林生长的初步观察,从林木生长规律去剖析母生幼林早期间伐问题。
The decline of motherhood is a complex and complex issue involving a wide range of causes such as cultivation, ecology and physiology that may affect the emergence of young forests. Before failing to understand its underlying causes, from an operational point of view, Thinning to stop or slow its decline. This article intends to survey the growth of mother forests in different parts of Hainan by collecting more than 20 tree stems and analyzing the initial observations on the growth of young forests and analyzing the early thinning of the mother forests from the tree growth pattern.