dicotyledon

dicotyledon

1. The angiosperms consisted of dicotyledon and monocotyledon with 87 families, 284 genera and 470 species, and 7 families, 34 genera and 54 species, respectively.

其中双子叶植物87科、284属、470种，单子叶植物7科、34属、54种。

2. Differences among peak wavelengthes and peak intensities can be used to distinguish woody broadleaf trees and coniferous trees, as well as herbaceous dicotyledon and monocotyledon.

利用峰的波长,荧光强度的差异可以将木本阔叶树、针叶树,草本双子叶及单子叶植物加以区分。

3. Foliar application to dicotyledon is better than to monocotyledon because of different leaf types and structures of surface wax, and of different varietals plants of homogeneity.

叶片类型及叶表蜡质层结构与组成的不同造成双子叶植物叶面施肥效果好于单子叶植物，甚至同种类不同品种的植物叶面养分吸收也不同；

4. There is little difference of damage extent between dicotyledon and monocotyledon in mountain area and relatively low oasis plain.

山地与海拔相对低的绿洲平原之间的过渡麦区，单、双子叶杂草危害程度基本相同。

5. Using 25% bentazone aqueous solution to control dicotyledon weeds at seedling stage of Membranous milkvetch

应用25%灭草松水剂防除黄芪苗期双子叶杂草

6. The biggest figure is with dicotyledon wild liane.

成分特点为双子叶植物科属种最多;

7. The The Euphorbiaceae is one of the core dicotyledon families containing about 300 genera with 8,000 species, mostly tropical and subtropical.

摘要大戟科为双子叶植物中的大科之一，主要分布于热带及亚热带地区，台湾原生者有27属。

8. Sankoh, Antiaris toxicaria a dicotyledon.

桑科，见血封喉属双子叶植物。

9. RESULTS Besides the similar structure of the perennil herbaceous dicotyledon, there were a lot of aerenchyma tissues and abnormal cells which were over colored in the rhizome of this plant.

结果其内部结构除具有双子叶植物的一般特征外，根的薄壁组织还具有发达的空腔隙，并且含有大量着色很深的异细胞。

10. Results Besides the similar structure of the perennial herbaceous dicotyledon,there were a lot of fibers and calcium oxalate crystals in the plant.

结果山麻黄除具有双子叶植物的一般组织结构特征外,还具有发达的纤维和大量草酸钙簇晶。

11. herbaceous dicotyledon

草本双子叶植物