specific leaf area

Leaf Area Index and Specific Leaf Area of Natural Poplars in Ergis Basin

额尔齐斯河天然杨树林叶面积指数及比叶面积的研究

The leaf size , leaf dry weight , specific leaf area and specific leaf weight were high in ungrazed pasture with low nutrient availability .

不放牧的封育草地土壤养分资源相对贫乏，但植物的叶片大小、叶干重、比叶面积和比叶重均较大。

Specific leaf area increased with light intensity decreases .

比叶面积则随着光照强度的降低而增加。

Relationships among Water Use Efficiency , Carbon Isotope Discrimination , and Specific Leaf Area in Maize

玉米水分利用效率、碳稳定同位素判别值和比叶面积之间的关系

Specific leaf area and leaf dry matter content of some plants in different dune habitats

不同沙丘生境主要植物比叶面积和叶干物质含量的比较

The treatment of pruning significantly increased the leaf size and specific leaf area , node location of a leaf .

修剪显著增大了叶片的比叶面积大小和a、b叶着生节点位置。

More N used resulted in increasing of the yield , length of flag leaf , leaf area and specific leaf area .

施N量增加，小麦籽粒产量、旗叶长、比叶重和叶面积均增加；

Advance in Ground-based LAI Measurement Methods Leaf Area Index and Specific Leaf Area of Natural Poplars in Ergis Basin

叶面积指数地面测量方法的研究进展

Much evidence indicates that in arid environments , higher leaf nitrogen concentration and lower specific leaf area are generally correlated with higher water use efficiency .

国外大量研究结果表明，具有高叶氮含量和低比叶面积的干旱地区植物往往具有较高的水分利用效率。

When suffering from N stress , the leaf mass ratio of the seedlings reduced , with specific leaf area and root mass ratio increased .

当氮供给浓度不足时，叶重比减少，而特定叶面积和根重比增加。

Especially , leaf functional traits , such as specific leaf area and leaf nitrogen content , are widely considered to associate with resource use strategies .

叶性状，如比叶面积、叶片氮含量，已经被广泛认为与植物的资源利用策略相关。

Changes in [ n ] , [ p ] and specific leaf area of green leaves of Leymus chinensis along nitrogen , phosphorus and water gradients

羊草绿叶氮、磷浓度和比叶面积沿氮、磷和水分梯度的变化

Enhanced UV - B radiation significantly decreased plant weight , leaf area , and specific leaf area of pomelo seedlings , increased leaf thickness and mesophyll density .

增强的UV－B辐射明显降低柚树苗的株高，叶面积，比叶面积，增加叶片厚度和叶肉密度。

In this study , we selected three key plant functional traits ( specific leaf area , height and seed size ) to further understand the mechanism of species diversity loss due to fertilization .

在本论文研究中，我们选择三个关键的植物功能性状，比叶面积，高度和种子大小来进一步探究施肥后物种多样性的丧失机制。

Among the four functional traits , plant height , relative growth rate and specific leaf area showed positive correlations with productivity . Contrast with this , leaf dry mass content showed a negative correlation with productivity .

功能特征中株高、相对生长率、比叶面积分别与净初级生产力呈正相关关系，而叶干物质含量与净初级生产力呈负相关关系。

Leaf area index ( LAI ) of wheat was calculated as the product of the green leaf weight by specific leaf area , and green leaf weight as the product of its partitioning index by top weight .

小麦叶面积指数计算为群体绿叶重与比叶面积的乘积，而绿叶重为其分配指数与地上部干重的乘积。

The results show that the model can predict leaf area and total dry weight of greenhouse muskmelon more accurately than the traditional specific leaf area ( SLA ) and growing degree days ( GDD ) based models .

结果表明，本模型较用比叶面积和叶干重的SLA法及用积温与叶面积的函数的GDD法更能准确地模拟温室甜瓜的LAI和植株总干重。

In addition , ecotypic differentiations in leaf area , specific leaf area , bark , height under branch and crown width were found between hilltop and foot gulch in the studied species .

另外，在山顶和山脚调查的几个种群在叶面积、比叶面积、树皮、枝下高和冠幅等方面，均出现了生态型的差异。

With the decreasing of light intensity , stem diameter became thin , leaf quality , fresh weight , dry weight and the ratio of dry weight to fresh weight decreased , while leaf area and specific leaf area increased .

同一温度下随着光强降低，茎粗变细，叶质量、鲜重、干重和干鲜重比降低，叶面积和比叶面积增加。

In a colonizing population of Datura stramonium , there was significant plasticity in specific leaf area , leaf area ratio and number of leaves ; traits that are associated with light capture in response to high density .

在曼陀罗（Daturastramonium）的移植种群中，比叶面积、叶面积比和叶片数都具有显著的可塑性，这些特征都与捕光能力对高密度的响应有关。

In three stages , the specific leaf area of mixed coniferous forest is less than broad-leaved forest , broad-leaved forest is less than the needle and there is significant difference between broad-leaved forest and mixed needle . 3 .

在三个群落中，比叶面积表现为针叶林小于阔叶林小于针阔混交林，阔叶林和针阔混交林之问存在显著性差异。

Moreover , some important parameters of the model were made through these experiments , which were leaf area index ( LAI ), specific leaf area ( SLA ) and the distribution coefficient of total dry matter to the root , leaves , stem and fruits .

在此基础上确立了模型中的几个重要参数：叶面积指数（LAI），比叶面积（SLA）和干物质向根、茎、叶和果实的分配系数；

Leaf area index , photosynthetic potential showed a parabolic curve , leaf area ratio , leaf dry weight ratio and relative growth rate with advancing growth period showed a decreasing trend , specific leaf area and net assimilation rate showed a multi-peak curve . 2 .

叶面积指数、光合势均呈抛物线型，叶面积比率、叶干重比和相对生长率随生育期的推进均呈下降趋势，比叶面积和净同化率呈多峰曲线。

P. communis plants growing at banks of lower elevations have larger SLA ( specific leaf area ), longer leaf sheath and blade , larger length ratio of leaf sheath to blade , larger mass ratio of leaf sheath to blade and larger length : width ratio of blade ;

低海拔江岸生长的芦苇比高海拔江岸生长芦苇具有更大的比叶面积（单位叶重叶面积）、更长的叶鞘和叶片、更高的叶鞘叶片长度比、叶鞘叶片质量比和叶片长宽比；