无产阶级文化大革命以来,在毛主席“以粮为纲,全面发展”方针的指引下,我区柑桔生产发展很快,形势很好。但是,柑桔黄龙病对生产威胁很大,在我区桂中和桂南部分地区严重发生,有的柑桔园在开始发病后的三、四年内失去经济栽培价值。一九七三年区柑桔黄龙病研究小组恢复以后,继续深入开展对黄龙病病原及防治研究。测定 Since the Great Proletarian Cultural Revolution, under the guidance of Chairman Mao’s principle of “taking grain as the key link and all-round development”, citrus production in our region has developed rapidly and the situation is very good. However, citrus Huanglongbing threat to the production of a great deal, in my area of ​​Guangxi and central part of Guinan serious occurrence, and some citrus orchards in the first three or four years after the onset of loss of economic cultivation value. After the recovery of the research group of citrus Huanglongbing in 1973, further study on the pathogens and prevention and treatment of Huanglong’s disease continued. Determination