1) minimum measured diameter
起测胸径
1.
Effects of minimum measured diameter on determining spatial distribution patterns of Pinus tabulaeformis forest trees;
不同起测胸径对判定油松分布格局的影响
2) tree breast diameter survey
胸径测量
3) chest depth caliper
胸厚测径器
4) minimum measured diameter(MMD)
起测径
1.
By employing the aggregate index R formulated by Clark & Evans and uniform angle index W,the data from four 100 m×100 m natural forest plots were analyzed with varying minimum measured diameter(MMD) to identify tree spatial distribution patterns.
采用4块100 m×100 m的天然林样地材料,分别利用Clark&Evans聚集指数法和角尺度法分析了不同起测径下林木个体的空间分布格局。
5) diameter breast height
胸径
1.
tree height by adopting the regression equation based on the diameter breast height of fallen C.
为快捷、准确测定杉木树高 ,采用伐倒木的胸径、绝对削度 ,建立这两个因子与树高的回归方程 ,以估测树高。
6) DBH
胸径
1.
Study on the Correlation Between Ground Diameter and DBH of Pinus sylvestris var.mongolica on Sand Land of Northwest Liaoning and its Application;
辽西北沙地樟子松地径与胸径相关关系及其应用研究
2.
Fractal Characteristics of Root System,Tree Height and DBH of Choerospondias axillaris;
南酸枣人工幼林根系与其树高、胸径的分形特征
3.
Simulating to Weibull Distribution of DBH and Height of Artificial Stand of Alnus cremastogyne;
桤木人工林林分胸径与树高的威布尔分布拟合
补充资料：《测圆海镜》
见李冶。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条