柑桔疮痂病(Sphaceloma fawcetti Jenk)是一种真菌性病害,可致使新梢生长不良,果实变小、畸形、味酸、易脱落和产量下降,是我国柑桔产区最严重的病害之一。目前国内外仍以化学药剂防治为主。近年来,我国农药市场上,出现了一些含铜复配农药制剂,均标明对柑桔疮痂病、溃疡病等有较好防效。为了正确评价这些含铜复配制剂对柑桔疮痂 Sphaceloma fawcetti Jenk is a fungal disease that can lead to poor shoot growth, small fruit, deformity, pickled acid, easy to fall off and yield decline, which is one of the most serious diseases in citrus producing areas in China . At home and abroad still dominated by chemical agents. In recent years, China’s pesticide market, there have been some complex copper-containing pesticide formulations, are marked on the citrus scab disease, ulcer disease, etc. have a good control effect. In order to correctly evaluate these copper complex formulations on citrus scabs