冠径

与对照丹麦泥炭相比，两处理的叶片数量、冠径、株高分别增加增加14.0%和10.2%；

36 . 9 % 36 . 4 % , and compared with control 2 ( sphagnum peat ), the leaf number , crown diameter , height of cyclamen increased respectively 14 . 0 % 10 . 2 % ;

现在有关树冠冠径（K）和干直径（D）之关系的研究相对较少。

This study focuses on10 Maoershan main broad-leaved tree crown diameter of the canopy ( K ) and stem diameter ( D ) relationship .

以湿地松人工林为研究对象，通过临时标准地调查测得4942株林木胸径（D）、冠径（E）；

The diameter ( D ) and crown ( E ) of 4 942 sample trees of Pinus elliottii collected from temporary sample plots was surveyed in this paper .

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 .

改良橙作中间砧的冠径，春梢、夏梢、秋梢的生长：量和早期产量均显著地低于蕉柑、芦柑的。

Gailiangcheng had significantly smaller crown diameter , spring shoots , summer shoots , autumn shoots and the early stage yield than that of the other two .

结果表明，复合基质显著促进了仙客来根系的生长，增加了冠径和球茎大小。

The result indicated that the growth of root system of Cyclamen persicum was evidently enhanced and increased top diameter and corm scale by way of complex substrate .

树高/冠径、干周、树冠体积、叶面积系数、总枝数与单株产量相关不显著。

The height of tree / canopy diameter 、 the diameter of trunk 、 canopy volue 、 area coefficient of leaf and the amount of shoot had not obvious correlative relation .

结果表明，梨属矮化砧木做中间砧，多数组合表现出树体干径细，高度低，发育枝短，但冠径较大。

The results showed that with pear genus dwarf stocks , the most combinations ′ trunk diameter is thinner , tree height is lower , growth shoots length is shorter , but crown diameter is bigger .

滴灌湿润土体与果树根系分布达到耦合状态，可以大大提高灌水的利用效率，滴灌时毛管应放置到树冠冠径的1/3～2/3的地面中间；

Dripping irrigation can greatly increase the utilization ratio of irrigation , the capillary should be put in the middle of ground surface of 1 / 3 ~ 2 / 3 of tree crown diameter during dripping irrigation ;

磨牙冠裂减径无桩修复3年效果评价

The effective evaluation of cracked molar restoration with diameter reduction without post for 3 years

结果冠长（根长）和全长，冠颊舌径、颈近远中径、颈颊舌径和根1/2近远中径（根1/2颊舌径）成显著正相关。

Results Obviously positive correlations were showed , including crown / root length and span , mesiodistal widths / buccolingual thickness of crown and cervical and root middle point .