银条是偃师市著名的特产蔬菜，具有悠久的栽培历史。随着农村经济的发展和人民生活水平的提高，栽植面积不断扩大，现已种植三万余亩，亩产1000～1500公斤，亩收益1500～2000元。但是，近几年来，新发现一种蛀茎害虫危害，对银条的生长发育和产量影响很大，其危害程度日趋严重 Silver Bars is a famous Yanshi specialty vegetables, has a long history of cultivation. With the development of rural economy and the improvement of living standards of the people, the planting area has been continuously expanded. Now more than 30,000 mu have been planted, yielding 1,000 to 1,500 kilograms per mu and yielding 1,500 to 2,000 yuan per mu. However, in recent years, a newly discovered pest-infestation hazard has a great impact on the growth and yield of silver bars, and their degree of harm is becoming increasingly serious