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豌豆种子的具体结构是怎样的
更新时间: 2020-09-23 00:00:00  

豌豆种子属于双子叶植物,外面有种皮, 里面是胚, 包括: 胚根, 胚芽 ,胚轴, 子叶(两片)。种子可呈圆形、圆柱形、椭圆、扁圆、凹圆形,每荚2~10颗,多为青绿色,也有黄白、红、玫瑰、褐、黑等颜色的品种。可根据表皮分为皱皮及圆粒,干后变为黄色。

关键词: 豌豆 种子 具体 结构 怎样

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