三倍体无籽西瓜教学难点解析_科教文汇（下旬刊）_2011-8_91阅读网杂志文章阅读 关键词 三倍体 无籽西瓜 遗传 多倍体诱导 [gap=259]Key words the triploid;the seedless watermelon;genetic;polyploid induced
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Just think about the seedless watermelon.
想一想无籽西瓜就知道了。
Otherwise, the seedless watermelon plants wouldn't produce fruit.
要不是这样的话，无籽西瓜就不会结果。
The hypocotyl of seedless watermelon was continually sectioned and systematically observed with the aid of paraffin section technique.
借助石蜡切片技术对无籽西瓜胚轴进行连续切片和系统镜检。
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