6.右下图表示不同浓度生长素对芽生长的影响当植物表现出顶端优势时顶芽和最靠�顶芽的侧芽所含生长素的浓度依次分别为 Aa和b bb和a Template




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tomski6.右下图表示不同浓度生长素对芽生长的影响当植物表现出顶端优势时顶芽和最靠�顶芽的侧芽所含生长素的浓度依次分别为 aa和b bb和a coloring