摘要
改革开放30年来,北京市农田杂草防除事业得到了迅速的发展,为确保京郊农业丰产丰收和生态环境安全起到了重要作用,取得了辉煌的成就。
Weeds control had been rapid development since reform and opening up for 30 years in Beijing,and had played an important role in ensurance high-yield,environment safety,and get to make brilliant achievements.
关键词
杂草
农田
生态环境安全
weeds
farmland
ecological environment safety
