leaf area

Leaf area index had an exponential regression relationship with canopy porosity.

叶面积指数与林冠孔隙度呈指数相关.

网络文摘精选

The number, dry weight and leaf area of old leaves decreased with increasing leaf cutting, but contrarily for new leaves.

老叶的数量、干重和叶面积随剪叶程度的增加而下降，新叶则相反，但总叶数量相近；

互联网摘选

Decline in Bamboo Leaf Area Index as Affected by Management Disturbance

经营干扰对雷竹叶面积指数的影响

互联网摘选

According to components of Alfalfa canopy, it calculates the absorbing radiation proportion f of plant canopy, concludes that there are a good linear relationship between f and leaf area index from branchy term to maturity, and sets up the model of dry matter production.

根据冠层中各分量计算作物冠层吸收的辐射比例f，得出紫花苜蓿从抽苔分枝期到成熟期（f）和叶面积指数（LAI）之间有很好的线性关系，并建立干物质生产模型。

互联网摘选

The change tendency of Leaf Area Index ( LAI ) was single peak curve.

叶面积指数的生育动态呈一单峰曲线.

互联网摘选

Leaf area index under high-yield method was higher than general traditional culture in early rice and late rice, at heading stage, leaf area index under any processing attained the highest point.

早、晚稻高产模式叶面积指数均高于一般农户模式，各处理均在抽穗期达到最大值。

互联网摘选

Leaf area is the best measure of the photosynthesizing capacity of the plant.

叶面积是测定植株光合能力的最好尺度.

词典精选例句

Therefore, each bell Zhishang the number of leaves, each leaf of leaf area under the average.

所以, 每个铃枝上的叶片数, 每叶的叶面积下均值.

互联网摘选

Fragrant citrus in plant high, total leaves, leaf area, number of tips, total root volume and total root surface have shown a strong resistance in Fe deficiency.

香橙的株高、叶片数、叶面积、总根长、总根数、总根体积及总根表面积等与对照相比均无变化，说明香橙植株具有很强的抗缺铁能力。

互联网摘选

Research results showed that transpiration rate per leaf area of C.intermedia was higher than that of H.rhamnoides under the same condition.

结果表明，同等水分处理条件下，中间锦鸡儿单叶水平上的蒸腾速率高于沙棘。

互联网摘选

By pretreatment with algal extract the height of rice seedlings, number and length of roots, as well as tillering ability, were improved, duration in nursery shortened, leaf area increased.

用藻液处理后水稻幼苗增高，根数、根长增加，分蘖能力增强，秧龄提前，叶面积明显加大。

互联网摘选

The 15 N recovery rate of foliar ammonium sulfate fertilizer in above ground part of cucumber was in the range of 50.7% to 61.8% and could increase with prolonging of absorbing time and expansion of leaf area i.e. dipping middle leaves.

叶面施用硫酸铵肥料的氮素在黄瓜地上部的分配率一般在50.7%～61.8%，随吸收时间延长，黄瓜营养体体积增大幅度（中位叶处理）有所提高。

互联网摘选

The main stem has 7-9 leaves on the average. The stem leaf area was 5 times over the basal leaf area.

主茎叶片数7&9片，茎生叶面积比基生叶大5倍以上。

互联网摘选

In the leaf area and dry matter production submodel, the Product of thermal effectiveness and PAR ( TEP) was proposed.

在温室番茄叶面积和干物质生产子模型中，首次提出了预测叶面积的综合光温指标&辐热积。辐热积指的是相对热效应与光合有效辐射PAR的乘积。

互联网摘选

Meanwhile, comparison of compound cultivation to cluster redpepper showed that photosynthetic rate and root activity were increased, while dry matter accumulation of per stem and leaf area index was decreased.

复合种植模式下天鹰椒的光合速率、根系活力等指标高于天鹰椒单作模式，而干物质积累、叶面积低于天鹰椒单作。

互联网摘选

Leaf area reached the maximum peak and was 7.9% higher than CK in August 10;

8月上旬叶面积最大，比对照高7.9%；

互联网摘选

Based on the experiment data of summer maize in Irrigation Experimental Station of Northwest A& F University during 2001~ 2004, a normalized model between leaf area index ( LAI) and accumulated temperature was developed.

通过对连续4a夏玉米叶面积指数的研究，建立了夏玉米叶面积指数与积温之间的归一化模型，提出了精确的且唯一确定的归一化方法。

互联网摘选

The N content per unit leaf area was the highest in the second leaf count backwards, and that of decrepit leaf was about the 1/ 3 of the normal leaf.

单位叶面积含N率以倒数第2展开叶最高，衰老叶片只有正常叶片的1/3左右。

互联网摘选

A Preliminary Study on the Mathematic Model of Leaf Area of Ulmus pumila Linn.

与榆无性系叶面积数学模型初步研究>>相似的文献.

互联网摘选

The leaf area index ( LAI) was higher at booting and anthesis stage under the treatment with early sowing date and large sowing quantity in broadcast sowing ( SD1Q3 and SD2Q3). while decreased rapidly after anthesis.

较早播种大播量的撒播（SD1Q3或SD2Q3）小麦在孕穗期及开花期时具有较大的叶面积指数（LAI），但在开花后其LAI却迅速下降。

互联网摘选

Secondly, a module for greenhouse tomato leaf area and dry matter production simulation was developed using the product of thermal effectiveness and PAR ( TEP).

以累积辐热积（Product of thermal effectiveness and PAR，TEP）为尺度，建立了温室番茄叶面积、光合作用和干物质生产模拟模型。

互联网摘选

Adequate N and water can hasten the leaf growth and increase the leaf area and tiller.

充足N肥和水分有利于促进春小麦叶片生长,明显提高叶面积和分蘖.

网络文摘精选

Effect of Temperature on Expansion of Tomato Leaf Area in Greenhouse

日光温室温度对番茄叶面积扩展的影响

互联网摘选

The morphological indexes include plant height, leaf area, the length of the main root, the quantity of the first branched root, the length of the longest branched root, the root volume and the dry weight of root and plant, et al.

测定的形态指标包括株高、叶面积、主根长度、侧根数、最长侧根长度、根系体积、根干重和地上部分干重等；

互联网摘选

The leaf surface area is divided into overlapping and non-overlapping areas.

根据螺旋桨的几何特性分析了螺旋桨加工的工艺流程，将叶片曲面划分为重叠区和非重叠区。

互联网摘选

Study on Leaf Area and Dry Matter Accumulation and Distribution in Super High-yield Maize

超高产玉米叶面积及地上部干物质积累与分配

互联网摘选

With increasing elevation, the leaf area, leaf thickness, palisade mesophyll thickness, spongy mesophyll thickness, stomatal area, epidermis cell area and pubescence density were increased, while cutin membrane thickness, epidermis cell density, pubescence length, and stomatal density were decreased.

mm-2.随海拔升高叶面积、叶厚度、栅栏组织和海绵组织的厚度、气孔器面积、表皮细胞面积以及表皮毛密度呈增加趋势，而角质膜厚度、表皮细胞密度和表皮毛长度则呈减小趋势；

互联网摘选

Sensitivity of tropical land climate to leaf area index: role of surface conductance versus albedo.

热带陆地气候对叶面积指数的敏感性：地面传导与反照率的作用。

provided by jukuu

The three regulators treatment raised crude protein content and increased crude protein yield in unit leaf area.

两种调节剂处理提高了苜蓿的粗蛋白含量，增加了单位面积粗蛋白的产出量。

互联网摘选

The solar altitude decided the changes of instantaneous extinction coefficient and leaf area index effected the changes of the daily extinction coefficient.

太阳高度角决定了消光系数的日变化过程，而生长季内消光系数的变化主要由叶面积指数的不断变化而引起；

互联网摘选