Early leaf development is artificially divided into three main stages: the initiation of leaf primordium, the establishment of leaf adaxial-abaxial polarity, and the expansion of leaf blade.
早期叶片发育包括三个主要过程：叶原基的起始，叶片腹背性的建立和叶片的延展。
Basal leaf blade oblong, base not cordate.
基生叶长圆形，基部不心形。
Thus, 30% from the tip of leaf blade was the best measuring position.
因此，距叶尖30%处是最合适的测定位置。
Leaves alternate, petiolate; leaf blade ovate to linear, margin entire or nearly so.
叶互生，具叶柄；叶片卵形到线形，边缘全缘或近全缘。
The leaf blade consists of epidermis, mesophyll and vein, which is iso-bilateral leaf.
叶片都包括表皮、叶肉和叶脉，且为等面叶。
Leaves alternate, usually simple, petiolate; leaf blade margin entire or sometimes crenate.
叶互生，通常单叶，具叶柄；叶片边缘全缘或有时具圆齿。
The wilting phenomenon of jujube just pointed to the fruit wilting and the leaf blade wilting.
枣树的萎蔫现象是指果实的萎蔫和叶片的萎蔫。
Distribution characteristics of leaf pubescence on leaf blade and hull pubescence on hull were observed under an optical microscope.
在光学显微镜下观察了粳稻叶片茸毛在叶面上的分布特征和谷壳稃毛在谷壳上的分布特征。
We applied T-DNA tagging and isolated a rolled-leaf gene from rice which, when over-expressed, could induce upward curling of the leaf blade.
我们通过捕获t - DNA，从水稻中分离到了引起叶片向上卷曲的卷叶基因。
Upward curling of the leaf blade (called rolled leaf) can result in enhanced erect-leaf habit, increase erect duration and promote an overall erect leaf canopy.
叶片向上卷曲(称为卷叶)可以引起直立叶的表型，延长叶片直立时间，促进形成直立叶株冠。
Chinese cabbage leaf blade and leaf stalk of Brassica Chinensis systematically infected with Ribgrass Mosaic virus was separately made by the freezing cut transection.
系统感染长叶车前花叶病毒的青菜叶片叶柄分别作冰冻切片，运用免疫酶标技术对叶片叶柄内的病毒进行显色定位。
The invention changes the traditional mechanical structure and processing method, improves the product performance, and can be used for the rolling of the leaf blade of an engine.
本发明改变了传统机械结构和加工方法，改善了产品性能。可以应用于发动机叶片轧制。
Leaf blade lobes and lobules contiguous or overlapping.
叶片裂片和小裂片邻接或重叠。
Leaf blade thinly leathery; fruit with coarse pubescence.
叶片薄革质；果具粗糙的短柔毛。
Leaf blade had more proportion than petiole in fresh weight.
叶片占植株地上部鲜质量的比例高于叶柄。
Leaf blade with both surfaces scaly, scales entire, or lobed.
叶片具两面有鳞的，全缘的鳞片，或浅裂的。
Leaf blade base rounded or broadly cuneate; fruit rugose when mature.
叶片基部圆形或宽楔形；成熟时的果具皱纹。
Leaf blade base broadly cuneate to rounded, margin obtusely serrate; drupe and endocarp ellipsoid to oblong.
叶片基部宽楔形到圆形，边缘钝锯齿；核果和内果皮椭圆形的到长圆形。
Leaf blade base broadly cuneate to rounded, margin obtusely serrate; drupe and endocarp ellipsoid to oblong.
叶片基部宽楔形到圆形，边缘钝锯齿；核果和内果皮椭圆形的到长圆形。
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