近日,江苏徐州某读者打来电话,说莴苣种子在夏天发芽困难,了解到《农药市场信息》杂志刊登的“用100毫克/升激动素溶液浸种3分钟,可克服莴苣种子休眠,提高在高温下的发芽能力,激动素和6-BA在高温条件下都可促进莴苣发芽,在30℃时均有效,当气温达35℃,激动素的作用更显著”这样 Recently, a reader in Xuzhou City, Jiangsu Province called and said that lettuce seed germination difficulties in the summer, learned that “Pesticide Market Information” magazine published "soaking seed with 100 mg / l kinetin solution for 3 minutes to overcome lettuce seed dormancy and improve Germination capacity at high temperature, kinetin and 6-BA can promote the germination of lettuce at high temperature, are effective at 30 ℃, when the temperature reaches 35 ℃, the role of kinetin is more pronounced