英语语法分析

Meanwhile the species areal -types of guangdong gymnospermae were divided into20subtypes in this paper.

同时论文还将广东裸子植物种的分布区类型划分为20个亚型。

Meanwhile, the species areal-types of Guangdong Gymnospermae were divided into 20 subtypes in this paper.

同时论文还将广东裸子植物种的分布区类型划分为20个亚型。

The host plants of this insect include 389 species (varieties) in 109 families, and are composed of ferns plants, gymnospermae, dicotyledons and monocot crops.

该虫寄主涉及到蕨类植物、裸子植物、双子叶植物、单子叶植物，共计109科389种(包括变种)。