龙冠苹果是1986年审定命名的,现已分布17个省市,推广株数已达60余万株,1989年获省政府三等奖。该苹果主要特点是丰产、果大、较抗寒、色泽鲜艳,味香甜、品质好,但龙冠苹果有采前落果现象。为适应龙冠苹果的大面积栽培,提高果实的经济价值,从1986年起,进行了龙冠苹果采前落果防治试验。 Longguan Apple was named in 1986, has now been distributed in 17 provinces and cities, promotion of the number of plants has reached more than 600,000, in 1989 won the third prize of the provincial government. The main characteristics of the apple are high yield, large fruit, more cold, bright color, sweet taste, good quality, but Longguan apple has the phenomenon of mining before falling fruit. In order to adapt to the large-area cultivation of Longguan apple and increase the economic value of the fruit, the prevention and control test of Longguang apple before deciduous fruit was carried out since 1986.