n.除莠剂
It also emits natural phytocide to keep air fresh, and keep people's mind clear, and emit the far infrared ray to improve the blood circulation to relieve the fatigue. 同时其释放的远红外线能促进人体的血液循环，消除疲劳。
and adjective by phytocide, antiseptic, sinsecticide, and leave fertilizer. 为辅的综合性农药生产企业。
phytocide tillage 化除免耕法
