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Effects of different nitrogen level on growth and qualities of bunching onion(Allium fistulosum L. 采用霍格蘭氏營(yíng)養(yǎng)液培養(yǎng)研究不同施氮水平對(duì)紅蔥生長(zhǎng)發(fā)育及品質(zhì)的影響。