论文部分内容阅读
岳池县共10个区76个公社866个大队6,242个队。地处丘陵带坝,灌溉较方便,生产水稻,常年种植面积56万亩。自1976年白叶枯病随南繁杂交稻种传入我县已有8年的历史。病害发生的特点是:发病急、传播快、为害重。1976年首次在苟角公社11大队4队发病96亩,三个月内发展到全区4个公社15个大队36个队发病484亩,1977年扩展到2区7个公社27个大队56个队发病1,352.5亩,1978年2个区6个公社28个大队76个队发病1,417.6亩,至1983年病情发展到5区12社28个大队89个队。成为威胁我县水稻生产的主要病害之一,是一个急待研究解决的新课题。
Yuechi County a total of 10 districts 76 communes 866 brigades 6,242 teams. Located in the hills with dam, irrigation more convenient, the production of rice, perennial planting area of 56 mu. Since 1976, bacterial blight spread with the Southern Fan County my county has eight years of history. Diseases are characterized by: acute onset, spread fast, serious damage. In 1976, for the first time, 96 mu of 4 brigades in Goujiao commune 11 brigade were attacked. Within 36 months, 36 brigades of 15 brigades and 4 communes were evacuated to 484 mu. In 1977, they were expanded to 27 communes in 56 districts in 7 communes in 2 districts. Team incidence 1,352.5 acres, 1978 2 districts 6 communes 28 brigades 76 teams onset 1,417.6 acres, to 1983 the condition developed to 5 districts 12 clubs 89 brigades 89 teams. It has become one of the major diseases threatening the rice production in our county and is a new topic urgently needed to be studied and solved.