土壤中有益微生物种类繁多，其中放线菌占相当大的比例。
There were many specieses of beneficial microorganism in soil, the actinomyces accounted for big scale in the beneficial microorganism.
微生物种类繁多、分布广泛、代谢复杂，与自然界很多物质都有着密切的联系。
Microbes have a huge impact on nature because its varieties, widely distribution and complex metabolism.
地球的热带地区物种繁多，这里的生物种类远比地球上较寒冷的地方多得多。
The earth’s tropics teem with species. They’re far more biologically diverse than the cooler parts of the planet.
应用推荐