据悉,美国加利福利亚州的柑橘正遭受柑橘黄龙病的侵袭,被侵染的果实果皮粗糙,味道变苦,最后整株树死亡。柑橘黄龙病主要由柑橘木虱传播。杀虫剂对柑橘黄龙病不起作用,隔离也不见效果。现如今,美国加利福尼亚州从巴基斯坦引进了一种寄生蜂,有半块巧克力大小,能吞 It is reported that the citrus in California, the United States is suffering from citrus Huanglongbing invasion, the infected fruit pericarp rough, bitter taste, and finally the entire tree died. Citrus Huanglongbing is mainly transmitted by citrus psyllids. Pesticide citrus Huanglongbing does not work, isolation and no effect. Today, the United States of California introduced a parasitic wasp from Pakistan that has a half chocolate size that can swallow