Prevention of rice bakanae can be seed dressing or soaking. 1. Chemical seed dressing: 6.25% light shield (flucylonitrile + fine metalloxyl) suspension seed coating agent 10 ml water 150-200 ml (mechanical coating only need to add water 50-70 ml), stir-coating rice seed 4-5 kg. Recurring areas of rice bastard disease or susceptible varieties, the use of light shield to increase the dose to 15-20 ml. 2. Pharmaceutical soaking: To accurately grasp the concentration of the agent and soaking time, 25% cyanocenate suspension agent 3 grams of water 6-7.5 kg, 5-6 kg of rice can be immersed, to dip for 48 hours, no need to wash after dipping Wash, direct sowing or germination sowing, to ensure control effect. China Extract Powder For Use As Dietary Supplement Extract Powder, Extract Powder Manufacturer Shaanxi Kang New Pharmaceutical co., Ltd. , https://www.apipepdites.com