冠径指植冠的直径，用于不成丛的单株散生的植物种类，冠径常以“P”表示，系苗木冠丛的最大幅度和最小幅度之间的平均直径。
跑马拉松，徒步旅行，太平洋冠径，举重300磅。
Run a marathon, hike the Pacific Crest Trail, lift 300 pounds.
建立常见绿化树种“冠径—冠高”相关方程和树冠绿化三维量计算公式。
The "crown diameter-crown height" correlation equations and the formulas of three-dimensional vegetation quantity of tree crown are established.
POD活性与树高、干周、冠径、树冠体积呈显著负相关，与砧木的矮化性呈负相关。
The POD activity have a strikingly negative relationship with the height of tree, trunk girth, diameter of crown, the volume of the tree crown, and the dwarfed nature of the stocks.
应用推荐