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茶色金龟子近几年在我县发生相当严重 ,特别是对红壤丘陵山地的南丰蜜桔幼树园 ,为害更为突出 ,直接影响到树冠的形成。笔者对该虫害的发生和综合防治进行了多年的调查研究 ,现报道如下。1 发生时期 茶色金龟子成虫体形较小 ,茶褐色。在我县一年发生 1代 ,幼虫 8月下旬在土
In recent years, brown chafer has been quite serious in our county, especially for the Nanfeng tangerine sapling in red soil hills and mountains, which is more serious and directly affects the crown formation. The author of the pest occurrence and comprehensive prevention and control for many years of research, are reported below. Occurred brown beetle adult body shape smaller, dark brown. A generation occurs in our county a year, larvae in late August in the soil