chemical pest control
英 [ˈkemɪkl pest kənˈtrəʊl]
美 [ˈkemɪkl pest kənˈtroʊl]
网络 化学防治
双语例句
- Chemical control will do most of things in pest control.
化学防治能在病虫害防治中起到主要作用。 - Protective clothing for hazardous chemical operation pest control dangerous goods store
危险化学品作业防护服防治虫鼠危险物品仓 - Without chemical insecticides in vegetable fields, the index of population trend ( I) of dominant insect pest decreased greatly, the control effect of natural enemies on major insect pests increased, the diversity index of arthropod increased at the same time.
停止化学杀虫剂使用后，菜田优势害虫种群趋势指数降低，天敌的控制作用明显增强，节肢动物多样性指数增大。 - People generally taked integrated pest control steps against this disease like resistant varieties, cultivation control and chemical pest control, etc.
生产上一般采用抗病品种、栽培措施防治以及化学防治等综合防治措施控制该病害。 - Thus, limited to use chemical insecticides, resumed the environment of vegetable fields destroyed by using chemical insecticides, escalated the control ability of natural enemies to main insect pest will play an important role in the ecological control of insect pests in vegetable fields.
因此，限制和停止化学杀虫剂的使用，恢复由于杀虫剂使用而破坏了的菜田环境，逐步增强天敌对优势害虫的控制能力，这在菜田主要害虫生态控制中具有重要作用。 - Insect sex pheromone, as an alternative method to chemical insecticides, has many advantages such as high sensitivity, species-specificity and safety to environment, and therefore has been considered to be one of the prosperous green pest control methods.
利用昆虫性信息素来防治害虫因为具有灵敏度高、选择性强、对天敌无害、不造成环境污染等优点，逐渐成为了一种具有发展前景的绿色防治技术。 - The widespread use of chemical pesticides has played a very important role in agriculture and food security. Due to the development of pesticide resistance, pest prevention and control is becoming more and more difficult.
化学农药的广泛使用对农业发展和粮食安全起了重要作用，但是由于害虫抗药性的发展，防治抗药性害虫正变得越来越困难。 - And ecosystems issues caused by chemical control, gained much-debated urgently, we have to develop new type of pest control means and manners.
与此同时化学防治对于生态系统带来的问题也倍受争议，这迫使我们去开发新型的害虫防治手段与方式。 - Use of biological control and integrated control techniques can be effective prevention and control of pests and diseases, and reduce chemical residues in the environment, combined with the physical, chemical control technology will achieve the scientific pest prevention and control of farmland shelterbelt.
利用生物防治和综合防治技术可有效防控病虫害发生，并且降低化学药剂在环境中的残留，结合物理、化学防治技术将会实现农田防护林病虫害的科学防控。