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奇善宝(寡糖生物制剂)作为一种有效的生物农药已被应用于多种农作物.本研究通过2年在油菜苗期、花期喷施奇善宝多组试验,发现在苗期喷施奇善宝可以壮苗防病,在抽苔期、盛花期喷施奇善宝可增产10%左右,同时可使油菜的抗冻性和抗病性分别提高65%和40%左右.将奇善宝与速克灵、甲基托布津、多菌灵等多种杀菌剂混合喷施可以起到增效作用,单独使用用量约450 m L/hm2,与杀菌剂混用用量约300 m L/hm2.
Qi Shanbao (oligosaccharide biological agent) has been applied to many kinds of crops as an effective biological pesticide.In this study, Qixianbao was sprayed at seedling stage and flowering stage for two years and found that Qi Shanbao Strong seedling disease prevention, in the bolting period, flowering blossoming Qishanbao can increase about 10%, while the rape can increase the frost resistance and disease resistance by 65% and 40% respectively. , Thiophanate methyl, carbendazim and other fungicides mixed spray can play a synergistic effect, the amount of about 450 m L / hm2 used alone, and the amount of disinfectant mixed with about 300 m L / hm2.