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４月下旬，正是防治柑桔黑刺粉虱的关键时期，湖北省宜都市红花套镇光明、黄家山、周家河以及高坝洲镇大战坡等村５０多户果农因喷施２５％多效扑虱灵（浙江杭州东风农药有限公司生产）１０００倍液防治黑刺粉虱，结果温州蜜柑发生大面积药害，受害植株１．２万株。药害主要症?
In late April, it was the key period to prevent and cure citrus whiteflies. More than 50 farmers in more than 50 households in Hongcai Town, Yidu City, Hubei Province, Guangming, Huangjiashan, Zhoujiahe and Dabazhou Township, Effective Pule Ling (Zhejiang Hangzhou Dongfeng Pesticide Co., Ltd. production) 1000 times to control blackthorn whitefly, the results of the large area of Wenzhou Satsuma phytotoxicity victims plant 12000. The main drug injury?