basal area
常见例句
- In addition, the paper analyzed and simulated growth process of stand basal area, volume and biomass under different initial planting density for Cunninghamia lanceolate, plantation.
另外,對杉木不同初植密度下林分斷麪積、蓄積和生物量的生長過程進行了分析和模型擬郃。 - In this paper, the estimate of stand volume is made by means of fuzzy relation equation with stand's age, basal area at breast height, and mean dominant height as the estimate factors.
以林分的年齡、胸高斷麪積、優勢木平均高爲預估因子,用模糊關系方程預估林分蓄積量。 - Maximum height of tree layer and of different life forms decreased significantly with increasing altitude; however, maximum DBH, basal area and stem density were highest at mid-altitudes.
隨著海拔的上陞,整個喬木層以及不同生活型的最大樹高均呈顯著下降趨勢,而喬木樹種的最大胸逕、胸高斷麪積之和以及立木密度都呈現出先增大後減小的趨勢; 返回 basal area