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同一片树叶为何红得有深有浅

3701090

眼下北京正值彩叶最佳观赏期,针对同一片树叶红得有深有浅现象,专家解读称光照、温度和叶片结构是三个“调色开关”,同树不同色由个体基因差异决定。受今年气候影响,北京秋色整体偏晚。本周末降温来袭,山区彩叶或集中退场,观赏期将缩短。

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Topic terms基因
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