叶面积指数

夏玉米叶片全氮、叶绿素及叶面积指数的光谱响应研究

Study on spectral variation of LTN , CHL and LAI of summer maize

叶面积指数和叶绿素含量增加，光合速率提高；

The LAI and the contents of chlorophyll were higher than CK , and efficiency of photosynthesis improved ;

基于BP神经网络的番茄叶面积指数测定方法研究

Studies on Tomato Leaf Area Index Measurement Method Based on BP Neural Network

林冠附生植物还具有较大的叶面积指数（LAI）。

Epiphytes have a tremendous leaf area index ( LAI ) .

基于MODIS叶面积指数的大渡河流域作物生态需水研究

Ecological crop water requirement in Dadu River Watershed Based on MODIS Lai

黑河及汉江流域MODIS叶面积指数产品质量评价

A Quality Assessment of MODIS LAI Product in Heihe and Hanjiang River Basins

群体叶面积指数（LAI）与归一化差值植被指数（NDVI）呈很好的对数相关关系；

NDVI ( normalized difference vegetation index ) was logarithmic correlation with LAI .

MODIS植被指数与水稻叶面积指数及叶片叶绿素含量相关性研究

Correlation analysis of simulated MODIS vegetation indices and rice leaf area index and leaf chlorophyll content

利用不同分辨率卫星影像的NDVI数据估算叶面积指数（LAI）&以岷江上游为例

Derivation and validation of leaf area index maps using NDVI data of different resolution satellite imageries

分析了北京大屯科技站水稻叶面积指数（LAI）、叶绿素密度（CH。

The paper studied the variational process of leaf area index ( LAI ), leaf chlorophyll density ( CH.

喷施BN可以增大花生叶面积指数，提高光合效率，为花生高产奠定基础。

The peanut treated with BN could increase LAI and photosynthetic rate , which provided high yield .

基于MODIS资料的贵州植被叶面积指数的时空变化及其对气候的响应

The Spatiotemporal Variation of Leaf Area Index in Guizhou and Its Response to Climate Based on MODIS Data

而在累积叶面积指数（F）不变的情况下，消光系数（K）与相对照度的自然对数成正比；

In the changeless condition of leaf acreage index ( F ), coefficient of light extinction ( K ) is of direct proportion to the natural logarithm of relative illumination ;

叶面积指数（LAI）是指单位地面面积上的所有叶片向下投影的面积之和。

Leaf area index ( LAI ) is defined as half the total intercepting area per unit ground surface area .

在平衡过程中，土壤含水量和叶面积指数（LAI）是决定能量分配的关键因素。

The soil moisture content and leaf area index ( LAI ) are the critical factors in energy partition process .

西南山地MODIS遥感叶面积指数与气候的关系

The Relationship between Climate and Leaf Area Index Composed by MODIS Remote Sensing Data in Mountainous Area of Guizhou Province

Mn肥的有效浓度为600×10-6，能够提高叶面积指数5.36%，提高饲草产量6.30%；

600 × 10 ~ ( - 6 ) was the most suitable concentration for Mn , which increased LAI by 5.36 % and forage yield 6.30 % ;

芦苇地叶面积指数的遥感反演叶面积指数（LAI）的遥感定量方法综述

Remote sensing Lai retrieval of reed marsh the application of remotely sensed data to the estimation of the leaf area index

并研究了PAR透过率与累积叶面积指数和消光系数的关系，分析了其变化规律。

And studied the relation between PAR transmissivity and cumulative leaf area index , extinction coefficient , and analyzed the change rule . 4 .

植被指数（NDVI）和叶面积指数（LAI）是两个非常重要的陆地生态系统植被状态参数。

The vegetation index ( NDVI ) and leaf area index ( LAI ) are two key important land vegetation ecosystem status parameters .

结果表明，从三叶至结荚各生育阶段，在高CO2浓度水平下，大豆株高、叶面积指数、干物重和净光合速率都有较大的增长。

Experiment has been shown that height , LAI ( leaf area index ), dry weight and net photosynthetic rate of soybean increase greatly with enhancement of CO2 concentration from 3 leaves to pod phases .

叶面积指数（LAI）是植被冠层结构的一个重要参数，它的改变标志着植被发生了生物物理变化。

Leaf area index ( LAI ) is a crucial parameter of vegetation canopy structure and controls a number of biophysical processes of vegetation .

用CASI遥感数据估计横跨美国俄勒冈州针叶林叶面积指数

Estimation of coniferous forest leaf area index along the Oregon transect using CASI data

高光谱分辨率遥感在植被监测中有两个方面的应用：（1）叶面积指数（LAI）和红边光学参数的计算；

Two applications of hyperspectral remote sensing in vegetation monitoring : ( 1 ) Calculation of Leaf Area Index and " Red Ridge " indices ;

在R4期，各处理的各层及全冠层的叶面积指数差异不显著。

LAI of different parts and whole canopy shows no significant difference in all treatments at R4 .

茎围和最大叶的面积在施用135kg/hm2以上的处理与CK之间的差异性达到极显著水平，叶面积指数也存在显著差异；

When the K level was above 135 kg / hm2 , the stem girth and maximal leaf area differed significantly as compared with CK , so did LAI .

叶面积指数（LAI）是群体结构的重要参数，也是衡量林分质量的重要指标。

Leaf area index ( LAI ) is an important parameter in plant population structure research , and of significance in the estimation of stand quality .

三种抗旱节水剂均能显著提高作物的净光合速率（Pn），抑制无效蒸腾，减缓叶绿素相对含量（SPAD）和叶面积指数（LAI）的下降趋势。

They could significantly increase the net photosynthesis rate , inhibit the ineffective transpiration , slow the downtrend of chlorophyll content and leaf area index .

亚高寒草甸退化减少地上生物量、叶面积指数（LAI）和改变物种组成，因而改变S。

Sub-alpine meadow degradation is expected to change S because of reduced vegetation biomass and leaf area index ( LAI ) as well as changed species composition .

其中叶面积指数（LAI）和光合速率在吐丝期达到最大值，而光合势在灌浆期达到最大值。

The largest values of the LAI and the photosynthetic rate appeared in spinning stage , but the largest values of the LAD appeared in grain-filling stage .