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季节和光照对银杏叶双黄酮含量的影响

ZHONGGUO YUANYI WENZHAI(2017)

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Abstract
研究季节、光照、极端气候对银杏叶双黄酮含量的影响.结果表明:春季银杏叶双黄酮含量最高且稳定;夏季含量降低;秋季在叶片变黄前递增,变黄后含量急速降低.日照时间只要不少于8 h就不会影响双黄酮含量;遮光率为40%~ 60%有利于双黄酮含量的增加;光质中绿光含量最低,紫光含量最高,说明短波有利于合成双黄酮.
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