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- leaf area density 叶面积密度
- Abstract: The paper studied the variational process of leaf area index (LAI), leaf chl orophyll density (CH. 中文摘要: 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 result showed that sea buckthorn from China had a relatively smaller leaf area,more layers of epidermic hairs and a larger stomata density than sea buckthorn from Russia. 结果表明,抗旱性强的中国沙棘叶片小,表皮毛层数多,气孔小,气孔密度大;
- The results showed that, as the increment of density, the population leaf area index (LAI) , net canopy photosynthetic rate(NCP) and canopy leaf source capacity (CLSC) increased before anthesis, but decreased quickly during grainfilling. 随着密度增加 ,开花前的叶面积指数 (L AI)、群体净光合速率 (NCP)、群体叶源量 (CL SC)提高 ,但生育后期衰减较快 ;
- Taking tall fescue lawn as experiment material,its growth characteristics including plant height,density,root length,leaf area,chlorophyll content and the photosynthesis speed were measured in spring. 以高羊茅草坪为试验材料,春季对其修剪前后植株株高、密度、根长、叶面积、叶绿素含量、光合速率、色泽等主要生长指标进行了测定。
- 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。
- A Preliminary Study on the Mathematic Model of Leaf Area of Ulmus pumila Linn. 与相似的文献。
- Brain capillary area density was significantly increased, and was positively correlated with increased CT Hounsfield units. 脑组织毛细血管面积密度明显增加，并与CT值呈显著直线正相关。
- Results [WT5"BZ]Maternal CG, TBIL, DBIL, ALT, AST of women with ICP were significantly higher than healthy group, and the placenta intervillous space area density was lower. 结果ICP患者血清CG、TBIL、DBIL、AST、ALT值明显升高,其胎盘绒毛间隙的面密度减小,合体结节的面密度增大。
- The results showed that stomatal density of soybean leaves increased, stomatal apertura and relative stomatal area per leave area decreased under water stress. 结果表明：经水分胁迫的大豆叶片气孔密度增加，气孔开口大小和单位叶面积气孔相对面积减小。
- ResultsIn ICP,the placenta intervillous space area density was decreased,pH and PO_2 of umbilical cord arterial blood were decrease and PCO_2 was increase evidently. 分析血气分析值与胎盘结构之间的相关性。 结果ICP患者胎盘绒毛间隙面密度减小,合体结节面密度增大,围生儿出生即刻脐动脉血pH值、PO2均显著降低,PCO2升高。
- Methods A model of hypobaric hypoxia to simulate 7000m was performed.Brain CT, capillary area density and pathologic changes were studied at 24, 48, 72h after hypoxia. 方法采用低压缺氧模型在模拟7000m海拔高度条件下观察家猫缺氧24、48和72小时的颅脑CT表现、脑组织毛细血管面积密度的变化及病理改变。
- The Earth's albedo varies mainly through varying cloudiness, snow, ice, leaf area and land cover changes. 地球的反射率主要因云的变化、冰、雪和土地覆被状况的改变而变化。
- 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。
- 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。
- The heritability of leaf length and width, leaf area, SLW and leaf blade curvature were higher than 0.5. 叶宽和比叶重的基因作用主要表现为加性效应；
- Leaf area and dry weight based Chlorophyll content were increased under shade condition. 单位乾重及单位面积叶绿素含量在遮荫下皆有增加的趋势。
- MDA, RWC and leaf area etc can be indexes of drought resistance of maize during its seeding stage. MDA含量、相对含水量、叶面积等可作为玉米苗期抗旱性鉴定的指标。
- The bicomponent spunbond nonvowens were introduced and the properties of PE/PP bicomponent and PP mono-component spunbond nonwovens with the same area density in same process were tested and analyzed. 介绍了双组分复合纤维纺粘法非织造布,并对在同种工艺条件下生产的相同面密度的双组分PE/PP与单组分PP纺粘法非织造布试样进行了各类性能测试。
