生物因素

biotic factor的用法和样例：

例句

Herbivory and the interaction with epiphytes are the most important biotic factors affecting the biomass and production of seagrasses.非生物因素一般有最适合海草生长的范围，生物因素的影响具有两面性。
The uptake of dissolved metals, a potentially significant source for overall metal accumulation in bivalves, is liable to be influenced by biotic and abiotic factors.摘要对溶解态重金属的吸收是贝类累积重金属的重要来源之一，易受到生物因素和非生物因素的影响。

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2007年VOA标准英语（二月）

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60秒科学

SSS 2009-05-07

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VOA标准英语2014年(一月)

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2017年NPR美国国家公共电台8月

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英语表述“上当了”

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流行英文歌曲

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akanthomyces ampullifer