查询词典 canopy

The canopy of the species is strong in obstructing storms and reducing soil surface erosion and the water-holding capacity.As a result,the surface erosion is less than that on the grassed slope by 11％;the litter under the canopy has a depth of 5.5 cm on the average;and each adult tree can hold 0.3～0.69 m3 of rainfall.

杨梅树冠和树形有极强的阻截暴雨，减少地表径流以及蓄水能力，地表径流比草坡减少11%，树冠下部凋落物平均厚度5.5 cm，每株成年树可保存0.30～0.69 m3的降水量。

Glossy privet, Japanese privet, the cuttings of evergreen euonymus "Cu zhi", wintercreeper euonymus in plastic canopy , the cuttings of evergreen euonymus "Cu zhi" covered with pine bark , wintercreeper euonymus in shade canopy, four-year-old evergreen euonymus "Cu zhi", littleleaf box "Wintergreen" in open air is successfully overwinter with leaves.

其中，塑料棚内的女贞、日本女贞、地面覆盖和塑料棚下的'粗枝'大叶黄杨插苗、露天下的'粗枝'大叶黄杨大苗、'冬绿'小叶黄杨、荫棚和塑料棚内的扶芳藤在整个冬季内保持了较为正常的生长发育状况，实现了越冬。

The results supply a research basis for understanding microclimatic formation of canopy gap, the regeneration of forest canopy gap and for studying impacts of biodiversity.

其结果可为进一步研究林窗小气候形成机制提供研究基础，为研究林窗更新以及对生物多样性影响提供科学参考。

For biogenic VOC modeling, emission factors, vegetation biomass and leaf area index were determined for 37 vegetation types. The widely accepted algorithm of Guenther et al.(1993), describing the relationship between light, temperature and the VOC emissions, was adopted. A new canopy model was established to simulate photosynthetically active radiation and leaf temperature within the canopy.

对于VOC生态源模式，确定了37种植被的VOC排放因子、生物量和叶面积指数；采用了相对成熟的关于VOC排放强度和光合有效辐射、叶面温度的依赖关系；建立了一个新的植被冠层模式以模拟冠层内PAR和叶面温度的变化。

Gap frequency is the probability that a light unintercepted penetrates through the canopy and reaches the surface under the vegetation,and it is a key variable describing canopy structure and biomass spatial distribution.

中文摘要：孔隙率是光线透过冠层未被拦截到达地表的概率，是描述冠层结构和生物量空间分布的关键变量。

As compared with the traditional irrigation-traditional fertilization, the following results of the improved optimized irrigation-optimized fertilization were obtained: significantly higher nitrogen use efficiency; the like tiller number per unit area, percentage of the tiller ear number/the tiller number, the ear number per unit area, the greatly reduced grain number per ear, and significantly heavier weight of 1, 000 grains; a trifle taller plants; shorter base internode length, a bit more weight per unit internode length, longer internode length under ear; almost the same LAI values in middle and later stages; coincident process of dry matter accumulation from straight growth onwards, a little more dry matter accumulation amount from earing to maturity; a little longer flag leaf, 2〓 leaf, 3〓 leaf (but the three leaves were shorter than those of the optimized irrigation-traditional fertilization) and shorter 4〓 leaf from top, a bit reduced total area of these leaves; almost the same leaf thickness, mean canopy leaf tilt angle, light extinction coefficient , ratio of light penetration in the upper, middle and lower parts of the wheat canopy, and fair plant type; almost the same senescence process of flag leaf; and increased root amount in 0-120cm soil layer and smaller rate of progressive decrease of the root length density and root weight density with soil getting deep, which can strengthen the resistance to adverse conditions such as water stress in the later stage.

在优化水肥条件下，冬小麦总分蘖数、成穗率及单位面积穗数与传统水肥比较接近，但穗粒数显著减少，千粒重显著提高；株高稍有增加；基部节间长度缩短，充实度略微增高，穗下节间增长；中后期LAI与传统水肥的LAI值基本吻合；起身至成熟干物质积累量动态变化过程与传统水肥十分接近，但抽穗至成熟所形成的干物质量增加；上三叶变长（但上三叶长度增加幅度小于优化灌溉-传统施肥处理），倒4叶变短，总叶面积略有减少；叶片厚度、冠层平均叶倾角、消光系数、冠层各层的透光率与传统水肥差异很小，株型较好；旗叶叶绿素含量动态变化与传统水肥十分接近；0-120cm土层的总根量明显增加，上层根群和深层根群的差异最小，有利于提高小麦后期的抗逆力。

As compared with the traditional irrigation-traditional fertilization, the following results of the improved traditional irrigation-optimized fertilization were obtained: reduced tiller number per unit area, lower percentage of the tiller ear number/the tiller number, the decreased ear number per unit area, the greatly reduced grain number per ear (1999-2000) and like weight of 1, 000 grains; almost the same plant height; shorter base internode length, a bit more weight per unit internode length, longer internode length under ear; lower LAI values in middle and later stages; coincident process of dry matter accumulation from straight growth onwards, a little more dry matter accumulation amount from earing to maturity; shorter and thicker flag leaf, 2〓 leaf, 3〓 leaf and 4〓 leaf from top, reduced total area of these leave; bigger mean canopy leaf tilt angle, smaller light extinction coefficient , higher ratio of light penetration in the upper, middle and lower parts of the wheat canopy, and tighter plant type; almost identical dynamic change of flag leaf chlorophyll content; and almost the same root amount in 0-120cm soil layer, smaller rate of progressive decrease of the root length density and root weight density with soil getting deep and relatively increased root amount in deeper soil layers.

在传统灌溉-优化施肥条件下，冬小麦单位面积总分蘖数比传统水肥减少，成穗率降低，单位面积穗数有所减少，穗粒数、千粒重无显著性差异；株高基本无变化；基部节间长度缩短，充实度略微增高，穗下节间增长；中后期叶面积指数略低于传统水肥；起身至成熟干物质积累量动态变化过程与传统水肥十分接近，但抽穗至成熟形成的干物质量增加；旗叶、倒2叶倒3叶、倒4叶叶长及总叶面积有所减少，叶片相对增厚；冠层平均叶倾角大，消光系数小，冠层各层的透光率较高，株型紧凑；旗叶叶绿素含量动态变化与传统水肥十分接近；0-120cm土层总根量与传统水肥也差异不大，但根长密度和根重密度随土层深度递减速度较慢，根系在下层土壤的分布相对增多。

In percentage of the tiller ear number/the tiller number, the increased ear number per unit area, the like grain number per ear and weight of 1, 000 grains; a bit shorter plants; almost the same base internode length, weight per unit internode length, internode length under ear, LAI values in middle and later stages, process of dry matter accumulation from straight growth onwards, dry matter accumulation amount from earing to maturity, length of flag leaf, 2〓 leaf, 3〓 leaf and 4〓 leaf from top and total area of these leaves, leaf thickness, mean canopy leaf tilt angle, light extinction coefficient , ratio of light penetration in the upper, middle and lower parts of the wheat canopy, and fair plant type; almost the same senescence process of flag leaf; and slightly increased root amount in 0-120cm soil layer and reduced root amount in 90-120cm soil layer; the optimized irrigation-optimized fertilization with crop residues improved the growth and development of the winter-wheat.

秸秆还田有利于改善冬小麦的生育状况。

The objective of this study was to explain the response of cherry's canopy transpiration and conductance g(subscript c to different environmental conditions so as to evaluate the application feasibility of Jarvis model on cherry canopy scale modeling. Sapflow of 3 year-old potted cherry trees Prunus avium L.

为了揭示樱桃冠层蒸腾、冠层导度对环境因子的响应规律，评价Jarvis模型在樱桃冠层尺度上应用的适用性，利用Granier热消散式探针连续监测了北京四季青果林所试验地3年生盆栽樱桃Prunus avium L。

The distribution of branch angle was corelated to DINC of branch,the branch angle distributed in upper layer of canopy were generally small and with DINC increase the branch length of middle layer of canopy began to proglong,simultaneously,the weight of branch increased with branch diameter and length,hence,the branch angle of origin increased obviously and took the majority proportion.

着枝角的分布与着枝深度有密切的关系，着枝角度在树冠的上层时一般都较小，而随着树冠深度的增加，中层的枝条的枝长开始增大，枝条的重量随着基径和枝长在增大，着枝角度会明显增大，因此在这个范围内的分布最广，占了大多数。

The quality of both red and white wine depends very much on the wine maker talent and on the quality of the grapes.

他的红酒和白酒的品质，根据酿造者的能力和葡萄的质量，各有差异。

No, I don't want to get drunk before my next match.

" "不，我不想让我的下一场比赛前喝醉了。