In this study,spherical traps were used to attract and kill the Chinese citrus fly,Bactrocera minax.The control efficiency of the traps was estimated under various factors,including different experimental location,citrus variety,suspension density and suspension time.Results revealed that the flies could be attracted and killed by the spherical traps in different citrus orchards and the control efficiency in naval orange orchards and mandarin orange orchards reached 97.5% and 100%,respectively.In addition,t...