论文部分内容阅读
枣疯病综合防治技术研究余治国①刘兴忠②罗贤国①杜子刚③费文彬④１９８５年以来，奉节县城关区１０万株枣树发生枣疯病，近４０００亩枣园成片衰败，产枣量由１９８４年的４０万ｋｇ，降低到１９９１年的１万ｋｇ，损失十分惨重。为恢复发展枣果生产，加快山区人民脱贫...
Jujube Bupleurum comprehensive prevention and control technology research Yu Zhiguo ① Liu Xingzhong ② Luo Xianguo ① Du Zigang ③ Fei Wenbin ④ since 1985, Fengjie County Chengguan District, jujube 10 jujube occurs mad, nearly 4,000 acres of jujube into a film decline, jujube yield from 1984 The annual loss of 400,000 kg, down to 1991 kg of 10,000 kg, the loss is very heavy. To restore the development of jujube fruit production, speed up the mountain people to get rid of poverty ...