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沙枣尺蠖(Apochemia cinerapius erschott)又名杨尺蠖、榆尺蠖等。为害杨、柳、沙枣、榆、槐、桑、梨、苹果等多种林木及果树,本区主要为害沙枣,近年来也严重食害毛条,是沙区防护林的重要害虫之一。据调查每年发生面积6—8万亩,受灾面积4—5万亩,轻者生长衰弱、结实不良,重者引起枯梢枯干甚至死亡。六十年代以来,多采用六六六粉单一防治,虽对减轻当年危害起了一定作用,但由于对施药时机掌握不当,防治时杀伤
Di jujube 蠖 (Apochemia cinerapius erschott), also known as Yang Zha, Yu feet 蠖 and so on. It is one of the important pests in shelterbelts in the sand area because it is harmful to jujube and jujube in recent years due to its damage to many trees and fruit trees such as poplar, willow, date palm, elm, sophora, mulberry, pear and apple. According to the survey, an area of 60,000 to 80,000 mu is affected each year, and the affected area is between 40,000 and 50,000 mu. The light people grow weakly and are poorly endangered. The severe ones cause withered or withered and even dead people. Since the 1960s, the single use of 666 powder alone has played a role in alleviating the harm of the current year. However, due to improper control over the timing of pesticide application and the prevention and treatment of killing