leaf blade
英 [liːf bleɪd]
美 [liːf bleɪd]
网络 叶片; 刀叶; 叶刃斩; 叶刃
英英释义
noun
- especially a leaf of grass or the broad portion of a leaf as distinct from the petiole
双语例句
- Mixed Surfactants Enhanced Sensitizing Effect in Determination of Trace Lead in Plant Leaf Blade by FAAS
混合胶束增敏火焰原子吸收光谱法测定植物叶片中的痕量铅 - Three genetic coefficients, including maximum phyllochron, elongation internode number and plant height, were used to describe the genetic differences in leaf blade and internode among different wheat varieties.
模型引入3个品种参数，即最大叶热间距、伸长节间数和株高，分别反映了不同小麦品种在叶片和节间等方面的遗传差异性。 - 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。 - The leaf blade was more fit for inducing embryogenic callus than the leaf sheath;
叶片比叶鞘更适合于诱导产生胚性愈伤组织； - Leaf blade thinly leathery; fruit with coarse pubescence.
叶片薄革质；果具粗糙的短柔毛。 - 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。 - Leaves alternate, rarely apparently opposite; leaf blade floating, veins palmate.
叶互生，很少表面上对生；叶片漂浮，掌状脉。 - 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。 - 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。 - 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。