It was founded that the preventing insect nets could effectively control the virus infection and spreading. The chemical control could promote the appear of blossoms and increase yield of plants.
结果表明，利用防虫网可以有效控制罗汉果病毒病的感染及其传播，采取化学调控措施可以促使罗汉果提早现蕾开花，提高罗汉果植株现蕾率和产量。
For several years in sub-Saharan Africa, the Global Fund and other groups have been paying for bed nets treated with long-lasting insect poison.
许多年来，在撒哈拉沙漠以南的非洲地区，一直由全球基金和其他组织出资提供那些长效杀虫剂处理过的蚊帐。
All travellers should take appropriate precautions against mosquito bites (use of mosquito nets, insect repellents).
所有旅行者均应采取适当的措施，防止蚊子叮咬(如使用蚊帐、驱虫剂)。
应用推荐