“九五”国家科技攻关“防护林杨树天牛持续控制技术研究”专题,由宁夏回族自治区林业局、北京林业大学、宁夏农业项目综合开发办公室、南京林业大学和国家林业局三北防护林建设局共同完成,主要完成人为骆有庆、刘荣光、许志春、孙长春、温俊宝、王卫东、严敖金、宝山、李德家、曹川健、金幼菊、张 “Nine Five” national scientific and technological research “shelterbelts Tiancao continuous control technology research” topic, by the Ningxia Hui Autonomous Region Forestry Bureau, Beijing Forestry University, Ningxia Agricultural Comprehensive Development Office, Nanjing Forestry University and the State Forestry Administration Sanbei Shelterbelt Bureau jointly completed , Mainly for human Luo Youqing, Liu Rongguang, Xu Zhichun, Sun Changchun, Wen Junbao, Wang Weidong, Yan Ao gold, Baoshan, Li Dejia, Cao Chuanjian, Jin Youju, Zhang