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烂铃是影响棉花优质产的障碍性因素之一。一般年份烂铃率10％～15％,严重年份可达30％～40％。针对烂铃起因,采取相应措施,可减少烂铃发生。
Bad bell is one of the obstacles that affect the quality of cotton production. General years rotten boll rate of 10% to 15%, severe years up to 30% to 40%. For the cause of rotten bell, take appropriate measures to reduce the occurrence of bad bell.