upper leaf

The results showed that, crimpy leaf character decreased drooping degree and projection area of leaf significantly, thus increased percentage of leaf area in upper leaf layer, and optimized canopy light transmission;

结果表明，卷叶性状可显著降低叶片的披垂程度，减少叶片投影面积，增加群体上层叶面积的比例，改善群体内部透光状况。

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The upper leaf is green-grey in color on top, while the underside is a whitish color.

叶子的上部顶处是灰绿色, 下部是发白的颜色.

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The black spots on the upper leaf surface are caused by a type of fungi.

叶子上表面的黑色叶斑是由一种真菌引起的.

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Orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf.

生长于北美西部溪边或池塘边的兰花，茎多叶，花生于叶腋顶部、呈浅绿色或浅紫色。

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Effects of Binding the Stem Tops after Topping with Tampons Soaked with α-NAA Solution on Nicotine Content and Sugar-nicotine Ratio in the upper Leaf of Fluecured Tobacco

α-萘乙酸棉球扎顶对烤烟上部烟叶烟碱含量及糖碱比值的影响

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The ratios of upper tobacco leaves raised according to the altitude. The best level was 300-500 m altitudes for superior leaf ratio, output value and average price. 6.

上部烟比例随着海拔的升高而升高，上等烟比例、产值、均价都以300-500m水平最优。

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DNJ contents of leaf grow in upper was higher than middle and down leafs.

相同桑树品种，生长在上部的叶片DNJ含量高于中下部叶片。

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For example, if you look closely at a red leaf on a tree, you'll notice that most of the red pigment is on the upper side of the leave, the side facing the sun.

比如说，如果你近看一棵树上的一片红叶的话，你会发现大部分红色色素都在叶子向上的那面，也就是对着太阳的那面。

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So that chemical composition tends to coordinate of upper leaf.

使上部叶化学成分趋于协调.

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Sui Chong on the upper leaf, light ventilation, light and powerful, high-yield.

穗上部叶片上冲, 通风透光好, 光和作用强, 产量高.

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Flowers solitary in upper leaf axils, flowering at water surface, bisexual, 4-me rous, actinomorphic.

花单生于上部的叶腋，水面开花，两性，4花瓣，辐射对称。

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Smearing exogenous hormones significantly decreased the nitrogen content in the upper leaves, so that the protein content of tobacco leaf tends to appropriate range. 2.

打顶后涂抹外源激素显著降低了中上部叶的含氮量，使烟叶的蛋白质含量趋于适宜范围。

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Leafy plant having a few stems in a clump with 1 white and dull purple flower in each upper leaf axil; Alaska to northern California and Wyoming.

多叶，每丛兰花有数个茎，每个叶腋上部有一朵花，花白色与暗紫色相间。

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