Onion field weeds mainly include mother-in-law, purslane, sorghum, burdock, small spiny flowers, swine fever, crabgrass, setaria, etc., production should pay attention to medication control.
Control methods: (1) Pre-emergence pre-emergence soil closure treatment. 33% penicillin EC per acre 100 ~ 150 ml or 50% apramycin WP 75 ~ 100 grams, add 45 kg of water to the soil surface spray. Pay attention to the use of paraquat in sandy soil. (2) Post-emergence shoot and leaf treatment. After the green onion 3 to 4 leaf stage or after transplanting, spray 24% ethoxyfenofloxacin EC 66 to 72 ml water and 45 kg per acre to control annual weeds and broad-leaved weeds in the field.
Disposable Fiber Blade,Disposable Laryngoscope Blade,Stainless Steel Bulb Type Laryngoscope,Bulb Illuminated Anesthesia Laryngoscope
Jiangsu Yongle Medical Technology Co., Ltd. , https://www.jsylmedical.com