随着种植业结构的调整，本县三樱椒发展迅速。 2000年种植面积达 0.4万 hm2，主要种植方式有麦套椒和麦茬椒 2种。由于当年秋季降雨量大，三樱椒叶枯病大面积流行。据调查，病田率均达 100％，发病株率 80％以上， 90％以上的田块叶片脱落严重，植株矮小，部分田块毁种，产量损 With the adjustment of planting structure, the rapid development of three cherries in this county. 2000 planting area of ​​4,000 hm2, the main planting methods are wheat pepper and wheat stubble two species. Due to heavy rainfall in the fall of that year, three cherry leaf blight spread widely. According to the survey, the disease rate reached 100%, the incidence rate of more than 80%, 90% of the leaves off the leaves of serious, short plants, some of the field of deforestation, yield loss