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九二○和调花灵喷施技术安徽省绩溪县种子公司（２４５３００）曹春富朱庆伟喷施好九二○和花调灵，对提高杂交水稻制种的异交结实率，夺取高产起着举足轻重的作用。九二○主要是在制种中解除和减轻母本的卡颈包穗现象，提高母本的柱头外露率和柱头外露长度；同时，在幼穗...
Jiuzuo and Tiahuayuling Spraying Technologies Jixi County Seed Company of Anhui Province (245300) Cao Chunfu and Zhu Qingwei Spraying Jiufu and Huaitianling is very important for improving the outcrossing rate of hybrid rice seed and achieving high output effect. September 20 is mainly in the seed production to relieve and reduce the female parent card neck package spike, to enhance the female parent stigma exsertion rate and stigma exposed length; the same time, young spike ...