滅幼蟲劑 的英文怎麼說
中文拼音 [mièyòuchóngjì]
滅幼蟲劑
英文
larvae exterminating preparations-
A list of registered pesticides that can be used as mosquito larvicides is presented in table 1
表一列出一些可用作殺滅蚊子幼蟲的已注冊除害劑。With its neurotoxic mode of action different from other larvicides, it can be used in rotation with other larvicides to prevent the development of resistance
雙硫磷的滅殺作用模式是令蚊子神經中毒，可和其他不同的滅蚊幼蟲劑輪流使用，防止蚊子產生抗藥To that end, when it is necessary to resort to chemical control, the use of larvicides should always be the backbone of the programme with adulticides as a supplement only
因此，當必要使用除害劑控制蚊患時，應以滅蚊幼蟲劑作為控制蚊患整體計劃的骨幹Since larvicides are directed at the most concentrated developmental stage of mosquitoes, they can provide very effective control and reduce the need for adulticides later
顧名思義，滅蚊幼蟲劑是用來殺滅水中蚊子的幼蟲（俗稱孑孓） ，而滅成蚊劑則用來殺滅成蚊。It may be necessary to resort to adulticides when larvicide application cannot provide adequate and satisfactory control and the mosquito population reaches an annoying level and there is a threat of mosquito - borne diseases
若使用滅蚊幼蟲劑不足以控制蚊患，而蚊子數量又達到非常滋擾的程度及When it is not possible to eliminate stagnant water that may become breeding grounds of mosquitoes, and there are no alternative methods of control, larvicides may be applied to the water bodies
當積水無法清除並且成為蚊子滋生的溫床時，又沒有其他有效控制蚊患的方法，可將滅蚊幼蟲劑施放於水體。Larvicidal oil can provide effective control on both larvae and pupae as it basically kills by suffocating them
蚊油基本上是令幼蟲及蛹窒息而死，是一種兼可有效防治蚊子幼蟲及蛹的滅蚊幼蟲劑。Members of the steering committee will adopt wide - ranging measures to tackle mosquito problems, which include inspection for larval habitats, clearance of solid waste, removal or covering of containers, leveling of depressions, application of insecticides and larvicides, and installation of mosquito traps
委員採取多項措施處理蚊患，包括檢查目標地點以找出蚊蟲滋生地、清理固體廢物、填平凹凸不平地面、使用滅蚊劑或殺幼蟲劑及設置蚊子誘捕器。The success of larval control depends upon many factors such as the chemical ingredients and formulation of the selected larvicides ; the timing, rates and methods of application ; and the physical and environmental conditions
使用滅蚊幼蟲劑防治蚊患的成效，取決于多項因數，包括所選用殺幼蟲劑的化學成分及配方、施放的時間、分量及方法、天氣情況，及周圍的環境等。Pesticides used for outdoor mosquito control can be broadly divided into larvicides and adulticides, depending on the stages of the mosquitoes to be treated. larvicides are intended for killing immature mosquitoes in their aquatic habitat while adulticides are intended for killing the flying adult mosquitoes
戶外滅蚊用的除害劑大致可分為滅蚊幼蟲劑及滅成蚊劑兩類，使用哪一類，則視乎要對付的蚊子所處的生長階段而定。分享友人