在夏津镇韩庄和高庄村两处果树,于1992年5月16日、6月20日和8月20日分别喷布B型高产素1000、1200、1500倍液各 3次,每次15株.结果表明:3种浓度高产素花序应果率分别比喷清水树提高16.7%、15.1%和9.6%,比对照叶片明显增厚,色泽浓绿;测产表明平均株产增加 14.3kg,其中以 1000倍液 In two townships, Hanzhuang and Gaozhuang, Xiajin, two types of fruit trees were sprayed with 1000, 1200 and 1500 times of B-type high yield hormone respectively on May 16, June 20 and August 20, 1992 for 15 times The results showed that the fruiting rate of three kinds of high yielding inflorescences were increased by 16.7%, 15.1% and 9.6% respectively compared with that of the water spray tree, which was thicker than the control leaves and the color was dark green. The average yield was 14.3kg To 1000 times the liquid