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1986年我们在柑桔花期喷施防落素等植物生长调节剂,显著提高座果率及产量。1987年4—6月我们再次进行试验,获得了较好的经济效益。试验处理为:①0.5％防落素水剂(达
In 1986, we sprayed antisun and other plant growth regulators during the flowering stage of citrus to significantly increase fruit set yield and yield. From April to June 1987, we tested again and obtained good economic benefits. Test treatment as follows: ① 0.5%