病虫害绿色防控

1. • green pest prevention and control environmentally friendly methods of pest control and prevention

Character by character

• 病(bìng)illness
• 虫(chóng)lower form of animal life, including insects, insect larvae, worms and similar creatures
• 害(hài)do harm to
• 绿(lǜ)green
• 色(sè)color
• 防(fáng)protect
• 控(kòng)control