英语语法分析

Unlike honeybee Apis mellifera, bumblebee Bombus lucorum have different pollination behavior on greenhouse tomato.

在番茄温室内，熊蜂和蜜蜂的授粉习性不同。

Its principal pollinators are queens of the early-emerging bumble bee species Bombus bifarius and Bombus occidentalis.

百合的主要授粉者是早醒的大黄蜂物种的Bombus bifarius和Bombus occidentalis。

The research methods in phylogeny of Bombus genus both at home and abroad was reviewed in the paper. The major research method included chromosome counts, protein analyzes, DNA sequencing.

本文就目前国内外熊蜂属系统进化领域的分子生物学研究方法进行了综述，主要包括染色体计数法、蛋白质分析法、DNA测序法。