柿子主要病虫害及其防治技术秦维亮柿子在京郊昌平县栽种历史悠久，品质优良，深受城乡人民所喜爱。主要集中在１２个山区、半山区乡镇，总株数３０余万棵，最高年产量１８００公斤。近些年来，由于连续遭受柿蒂虫、叶斑病等危害，造成柿子大幅度减产，不少柿子产区几乎绝... Main Persimmon Pests and Their Control Qin Weiliang persimmon planted in Changping County, Beijing has a long history, good quality, loved by urban and rural people. It is mainly concentrated in 12 mountainous areas and semi-mountain townships, with a total number of more than 300,000 trees and a maximum annual output of 1,800 kilograms. In recent years, due to continuous persimmon insects, leaf spot and other hazards, resulting in a substantial cut of persimmons, many persimmon producing areas almost absolutely ...