The weeds in rice fields consists of about 100 species such as duckweeds (Lemna minor).

在稻田中的杂草中包含了大概100种物质，包括浮萍（浮萍科）。

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The weeds in rice fields consists of about 100 species such as duckweeds (Lemna minor).

在稻田中的杂草中包含了大概100种物质，包括浮萍（浮萍科）。

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