多效唑对萝卜花期调控作用的研究湖北省武汉市蔬菜科学研究所（４３００６５）张雪清骆海波刘金元在杂交萝卜良种繁育过程中，经常会遇到父、母本花期不相遇的现象。以前是用九二○处理抽薹较晚的亲本，使之早抽薹。但用九二○处理之后植株生长势弱，抽薹细而长，易倒伏，... The effect of paclobutrazol on the flowering stage of radish The research of Wuhan Institute of Vegetable Science, Wuhan 430065, China ZHANG Xue-qing, LUO Hai-bo, LIU Jin-yuan In the process of hybrid breeding of radish, we often encounter the phenomenon that the parent flower and the female flower do not meet each other. In the past, the parents who used bolls of bolls to finish the bolting process earlier were bolted. However, the plant growth after weakening with 920, bolting thin and long, easy to lodging, ...