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1999年玉米田红蜘蛛为害特别严重，对树林召地区玉米田红蜘蛛的为害情况进行了初步调查，并进行分析，以探讨玉米田红蜘蛛的有效防治措施。
The maize field spider mite was particularly serious in 1999, and the preliminary investigation was carried out on the damage situation of the red spider in the maize field in Shulin County, and the analysis was conducted to explore the effective control measures of the manta ray spider.