Wide plastic film mulch has demonstrated obvious positive effect on soil temperature.

宽地膜覆盖对土壤温度有明显的正效应。

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This chart shows us that the plastic can't break down into the soil.

上图为混入土壤中难降解的塑料薄膜。

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This chart shows us that the plastic can't break down into the soil.

上图为混入土壤中难降解的塑料薄膜。

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