摘要: 通过对5家蜂场于2016年发生蜜蜂花粉中毒死亡重大事故调查分析,发现蜜蜂采集花粉可发生中毒,描述了蜜蜂花粉中毒的症状科学抢救中毒蜂群的方法,可帮助减少蜂群损失.蜂农要认识有毒蜜粉源,掌握蜜蜂花粉中毒规律,避害趋利,预防为主确保蜂群安全,增加养蜂收入.关键词:...
A spray head for a spray device can be actuated by depressing an actuator cap (70) against a prestressed spring (30). The spray device comprises a container filled with a sprayable preparation, preferably liquid which can be atomized and sprayed in a particular direction by means of compressed...