闽北异龄林地位质量评价方法的研究

A Study on the Evaluating Method of the Site Quality of Uneven aged Broadleaved Forest in Northern Fujian Province

以闽北地区天然阔叶异龄林为研究对象，结合地位质量的本质和异龄林的特点，提出用阔叶树保留木胸径定期平均生长量作为评价异龄林地位质量的数量指标，研究结果满意，可以指导闽北异龄林的生产实践．

Based on the data collected from the natural unevenaged broadleaved forest in norhtern Fujian province, the periodic mean increment in the diameter at breast height (DBH) of the remained broadleaved trees was proposed to be a quantitative index for evaluating the site quality of unevenaged forest combining the essence of site quality and the characters of unevenaged forest The results was satisfactory, which would use to direct forest productivity\=