幼叶橙红色，成熟叶深绿色；
用透射和扫描电镜观察了蕨状满江红茎尖、成熟叶腔内以及胚的腺毛超微结构。
The ultrastructure of Azolla filiculoides was investigated by means of transmission and scanning electron microscopy .
单位叶面积的叶绿素素含量在幼叶和老叶较低而成熟叶中较高，类胡萝卜素随着叶龄的增加而增加。
Chlorophyll contents were less in young and old leaves than in mature leaves, while carotenoids were increased with leaf age.
幼虫为害棉叶，影响棉花成熟吐絮。
根据烟草公司对来自从这些试验的上部烟叶的评估，成熟度和最上部叶的分次采收对顶叶等级的产生影响最大。
Based on tobacco company evaluations of upper-stalk tobacco from these trials, ripeness and separation of the uppermost leaves had the greatest effect on tip grade production.
左侧可见一正常的、成熟的淋巴细胞，右侧是与其比较的分叶核嗜中性粒细胞。
A normal mature lymphocyte is seen on the left compared to a segmented PMN on the right.
野牛草组织培养的外植体有幼苗片段、叶基、雄花幼穗和成熟胚等。
In Buffallograss tissue culture, seedling segment, leaf base, mature embryo and immature male inflorescences can be used as explant.
它随后购买了七叶树管道和几家其他成熟付税公司以批转。
It subsequently purchased Buckeye Pipeline and several other mature, taxpaying companies so that carry-forward could be used.
经有机种植的成熟芦荟叶(仅选边叶，每片叶重约一千克)在清晨采摘，并且小心堆放入hdpe箱。
The organically cultivated matured Aloe Leaves (Only side leafs weighing about a kilo per leaf) are harvested early in the morning and stacked in the HDPE box carefully.
在剑叶完全成熟时，从下位叶至剑叶香味逐渐变浓，在同一单株所有叶片中成熟剑叶香味最浓。
When the flag leaf was mature, it had more intensive aroma than all the other leaves of the same plant.
利用相关分析研究了玉米成熟果穗苞叶的几个农艺性状的相关性，通过配合力分析研究了它们的遗传规律。
Relationships among agronomical traits of husk in maize were studied by correlation coeffrcient analysis Their genetic problems were discussed by analysis of combining ability.
秋天，该是果实成熟的季节了，两家的树枝上光秃秃的，只有几枚残叶在秋风中叙说着凄凉。
Autumn is the season when the trees should bear fruit. However, nothing more than the falling leaves were on both of the trees, telling passers-by their misfortunes in the chilly wind.
结果表明，从叶基至叶尖，随着叶绿体的成熟，净光合率增加，GS活性增加。
The results showed that net photosynthesis rate and GS activity increased from basal meristerm to the tip of the leaf along with the development of chloroplasts.
对12个水稻品种生理成熟期的产量和叶型特征进行典型相关分析，结果表明：产量与叶型特征各性状的典型相关系数均达显著或极显著水平。
This paper presents the result of canonical correlation analysis between leaf characters and yield of 12 paddy rice cultivars measured during the physiological maturing stage.
当将最上部5- 6片叶与烟株上的其它叶片分开采收并且达到成熟或过熟时，它们总是进入顶叶等级。
When the top five to six leaves were kept separate from the rest of the plant and when they were ripe to overripe, they consistently received a tip grade.
咖啡酸含量在不同生长时期根中变化较小，茎、叶和花中的咖啡酸含量均在果实成熟期达到最高。
The caffeic acid content in roots at different growth stages changed a little, the caffeic acid content in stems, leaves and flowers stage got to the highest at the fruit maturity.
成熟植株除比野生型低矮之外，叶色上也较野生型绿些，而且叶片比野生型褶皱，真叶也有较野生型提前衰老的迹象。
The leaves of the "NDF-1" mutant are wrinkled and thick compared with those of the wild-type control, and wane earlier than those of the wildness.
成熟植株除比野生型低矮之外，叶色上也较野生型绿些，而且叶片比野生型褶皱，真叶也有较野生型提前衰老的迹象。
The leaves of the "NDF-1" mutant are wrinkled and thick compared with those of the wild-type control, and wane earlier than those of the wildness.
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