In spring, under the 3 films, the content of polyphenols in the shoot increased conversely, the content of amino acid decreased.
春季，3种有色膜覆盖，新梢中茶多酚的比例及含量增加，氨基酸则反之；
In spring, under the 3 films, the content of polyphenols in the shoot increased conversely, the content of amino acid decreased.
春季，3种有色膜覆盖，新梢中茶多酚的比例及含量增加，氨基酸则反之；
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