The correlation between frequency variations of enzyme bands and tree height, DBH and volume was very small. Only B45 band came up to or closed significant level.
酶带频率变异与树高、胸径、材积生长相关性很小,只有B _(45)酶带与生长相关达到或近于显著水平。
They collected data on 14 variables, such as human height, the price of gold, tree ring width, and temperature from pre-industrial Europe between the years 1500 and 1800.
他们收集的数据涉及到14种变量,包括人类身高,黄金价格,树木年轮密度,以及欧洲工业化之前公元1500年到1800年之间的温度变化。
To make sure the rendering will have the same dimensions as our piece, on the right side go to Shader Tree > Render and set the width/height of the scene to 3613/5000.
为了确保渲染的效果图和我们的图像尺寸相同,执行窗口右侧的 渲染树>渲染 ,并设置高度和宽度为3613和5000 。
Let's say you planted a coconut tree and a mango tree in your garden when they were young saplings, and they were the same height.
我来打个比方吧:你在花园里种了一棵椰子树和芒果树树苗,它们栽下去的时候高度相同。
A medium-thick shelterbelt can reduce wind velocity by more than 10 percent to a distance of 20 times the tree height on the leeward side and three times the height to the windward.
中等厚度的防风林在背风侧可在20倍于树高的距离而在迎风侧则在3倍于树高的距离上减小风速10%以上。
Result showed that different waterlogging depths have obvious effects on tree height, diameter at breast height, under branch height, trunk morphological structure, stem base form, and growth process.
结果表明:不同水分条件对池杉的树高、胸径、枝下高、干形、树干基部形态及生长过程均产生明显的影响。
Surrounded by full-height glass Windows on both floors, it offers views of the 35-year-old tree at its centre and brings light into the apartment.
庭院被每层的落地玻璃窗包围着,居住者在室内可以看到室外具有35岁树龄的老树的景色,并把光引入到公寓里。
One of the more impressive elements will be the Supertrees, which are tree-like structures ranging in height from 25 metres and 50 metres in height (9 to 16 stories).
滨海湾花园的其中一个特色元素就是超级树,它们是树状结构体,高度在25米到50米之间(9-16层高)。
The significant differences also existed in wood basic density, fiber length and fiber diameter at different tree height.
不同树干高度处的平均木材密度、纤维长度和纤维宽度存在显著差异。
The "crown diameter-crown height" correlation equations and the formulas of three-dimensional vegetation quantity of tree crown are established.
建立常见绿化树种“冠径—冠高”相关方程和树冠绿化三维量计算公式。
Tree density in the forest decreased with the increases of height class and diameter class, whereas species abundance did not increase.
栎类次生林乔木的密度随高度级、径级的增加而递减,但树种丰富度却不随树木的密度增加而增加。
The relationships among 5 competition index and DBH, tree height and crown length have been established.
选取5种竞争指标,建立人工落叶松林木胸径、树高和冠长与各竞争指标间的相关关系。
The prominent merit of this algorithm is that it can reduce the height of a tree, and can raise readability of classing rules.
该算法的优点是能有效降低树的高度,而且增强了分类规则的可读性。
The analysis of yield and quality of crops indicated that the sheltering range of shelterbelt net was 25 times tree height.
作物产量和质量分析表明,林网的防护范围为25倍树高。
Crown distribution diagram of the community. The crown depths were the difference between tree height and height of lowest leaves.
群落的树冠分布图树冠深度为树高与叶下高的差值。
Christmas tree design for subsea applications, configured with the master valves and flow-control equipment on a horizontal axis to minimize the assembly height.
一种水下采油树,它在水平轴线上装有总闸门和流动控制设备,以便最大限度地降低装置的高度。
If the heart has a secret, constantly turning the phone book to find friends, talk to the height it would be better to go dig a tree holes, and speak.
如果心里有了秘密,不断地翻电话本找朋友的倾诉,倒不如到高处去,挖个树洞,说说话。
There was a significant positive correlation between tree species abundance and tree density for trees of different height classes.
常绿阔叶林内不同高度级、不同径级和不同样方斑块内的树种数都与树木密度呈显著的正相关关系。
Repameterizing the average tree height growth model improved the fitting results a lot by introducing site index and density index variables.
引入地位指数和密度指数可大幅提高林龄单因变量平均高生长模型的拟合度。
These models could be used to generate the standard tables for tree height, dbh, stand density and density control map.
模型可用于编制树高标准表、直径标准表、密度标准表以及密度控制图等。
Factors involved in the model are tree height, DBH, bark thickness at breast height, height of first dead branch, and height of blackened trunk.
判别因子包括个体的树高、胸径、胸高处皮厚、第一枯枝高和树干熏黑高度。
Both the Numbers of tree species and tree density decreased as height class or diameter class increased, fitting both negative exponential and negative power equations.
树种数和树木的密度都随高度级、径级的增加而呈负指数或负幂函数递减。
The genetic gains of superior families selected by progeny tests on early tree height, diameter breast-high and volume growth were 8.24%, 14.33% and 24.16% respectively.
通过子代测定选出的优良家系,其有性后代在树高、胸径和材积早期生长的遗传增益分别为8.24%,14.33%和24.16%。
Additionally, investigations on shelterbelt trees were carried out, and stem-analysis techniques were used, to develop a method for determining the mature height of tree windbreaks (H0).
另外,通过对林带树木的野外调查,应用树木解析技术确定林带成林高(H 0)。
The random factors were the canopy, slope degree, vegetation type, tree height, shrub height, tree stump height, tree hole density and human disturbance.
而郁闭度、坡度、植被类型、乔木高度、灌木高度、树桩高度、树洞密度、人为干扰的影响不明显。
Acacia dealbata and Alnus cremastogyne were selected as the species with quite fast growth on 3 indexes of tree height, ground diameter and crown mean width.
通过各树种在该立地类型上生长曲线的比较,评选出圣诞树、水冬瓜在3个生长因子上的生长速度最快。
The POD activity have a strikingly negative relationship with the height of tree, trunk girth, diameter of crown, the volume of the tree crown, and the dwarfed nature of the stocks.
POD活性与树高、干周、冠径、树冠体积呈显著负相关,与砧木的矮化性呈负相关。
"Hello" Welcome to the beautiful Japanese maple leaves provide shade and at a height reasonable, except in a few tree care "needs," to keep the Japanese maple happy.
欢迎日本枫树提供遮荫和美丽的叶子在一个合理的高度只有很少的树木护理需要,以保持日本枫树高兴。
Differences on tree height and row space among the patterns results in different sunlight time in space.
由于各配置模式在树高、行距的差异,日照时数在林内的空间分布不尽相同。
Differences on tree height and row space among the patterns results in different sunlight time in space.
由于各配置模式在树高、行距的差异,日照时数在林内的空间分布不尽相同。
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