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沙田柚树夏季管理的中心环节是采取有效的技术措施,提高座果率。其技术要点是:一、在幼果期根据沙田柚树龄的大小、树势强弱、花果量多少施好稳果肥。一般每株施腐熟人粪尿或畜粪尿水2—3担,每担加尿素0.1～0.2公斤,或淋经沤制好的饼肥水2～3担。二、谢花后,幼果期叶面喷施0.2%磷酸二氢钾加0.3%的高效复合肥溶液,可结合防治病虫害进行。每隔7～10天喷一次,共进行2～3次。三、夏天高温多湿,溃疡病、炭疽病、
Shatian pomelo tree summer management center is to take effective technical measures to improve the rate of fruit set. The technical points are: First, in the young fruit stage according to the size of Shatian pomelo tree age, the strength of the tree vigor, the amount of fruit and how to apply good fertilizer. Generally, each plant is applied with 2-3 persons of decomposed human excrement or animal excrement urine, 0.1 to 0.2 kilograms of urea per kilogram of carrot or 2 to 3 tons of pancake water which is made by pouring through the meat. Second, after Xiehua, the young fruit foliar spray 0.2% potassium dihydrogen phosphate plus 0.3% efficient compound fertilizer solution can be combined with pest control. Spray every 7 to 10 days, a total of 2 to 3 times. Third, the summer hot and humid, ulcer disease, anthrax,