second generation seed corms
second generation seed corms
第二代种子球茎
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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After planted one generation, tulip imported into China had not been widely used because of the degeneration of the second generation seed corms.
我国目前引种的郁金香经第一代种植后，第二代种球由于普遍退化而未充分加以利用。
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