冀东地区南美斑潜蝇的发生及其防治

为明确冀东地区南美斑潜蝇的发生规律及其最佳防治方法，采取分区设点的方式调查其发生规律，结果表明：南美斑潜蝇在冀东地区温室发生10－13代，露地一年发生5－6代，不同的温湿度南美斑潜蝇的发育历期不同，表现为随着温度的升高发育历期缩短，发育的最适温度为25℃，最适湿度为70%，防治其最适的药剂组合为2.0％阿维、50％潜克、5%尼索朗1:29:5混配3000倍液防治效果最好，最适时期为卵期，防治效果达到95.83％，减退率达到96.43％，处理之间差异显著,喷施药剂的最好时期在卵期。

occurrence and control on Liyiomyza huidobrensis in JiDONG

It was finded regulartions of occurrence and method of control on in JiDong by investigating Liyiomyza huidobrensis in different partition. It showed that Liriomyza Huidobrensis occured 10-13 in greenhouse and 5-6 generations in bare land every year, time of each generation change with temperature and humidity, the optimum temperature and humidity was 25℃ and 70%, the optimum medicament is mixtures of Abamectin.dichlorvos,Cyromazine and Nissorm in 1:29:5, it can control Liyiomyza huidobrensis in egg which the efficacy and decrease rate were 95.83% and 96.43% , it is significantly different from Cyromazine.