苹果果形剂是北京农业大学基础科技学院李长荣、邢玉芬教授研制的。主要在元帅系的红星、新红星、短枝红星、玫瑰红等品种上使用。主要作用是使苹果果实顶端五棱明显突出;果形指数达0.9以上;座果率显著提高;单果重明显增加;着色度增强;采前落果减轻。此外,还可以减轻北斗苹果霉心病;提高富士苹果果形指数。 经过近五年的推广试验,在15个省、市、自治区取 Apple fruit extract is Beijing Institute of Technology Basic Science and Technology Li Changrong, Professor Xing Yufen developed. Mainly in Marshal Department of Red Star, the new red star, short branch red star, rose red and other varieties used. The main role is to make the top of the apple fruit conspicuously prominent; fruit shape index of 0.9 or more; fruit rate significantly increased; fruit weight was significantly increased; degree of coloring enhanced; In addition, you can reduce Beidou apple mold heart disease; increase Fuji apple fruit shape index. After nearly five years of promotional experiments in 15 provinces, municipalities and autonomous regions to take