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顿水顿火高温育苗办法是河北芦龙县邸凤山育苗能手在1957年创造的,特点是保温时间长、降温慢、炕温一致,具有出苗早、多出苗、出苗壮和控制黑斑病的优点。采用改良式的倒卷帘炕型,能够烧大火,浇大水。种薯经过温汤浸种后上炕,伏薯完毕,把水浇足、浇透,迅速把炕温烧到38℃,三、四天后住火,使炕温保持,28—30℃,薯芽出土后四、五天,苗高约一寸时,停火降温,这样秧苗生长茁壮。
Daytonton fire high temperature seedling breeding method is Lufeng County, Hebei Di Fengshan nursery experts in 1957 to create, characterized by long holding time, slow cooling, Kang temperature consistent with early emergence, more sprouting, strong emergence and control of black spot disease advantages . The use of improved roller shutter kang type, can burn fire, pouring flood. After soaking warm seed soup on the kang, sweet potato is completed, the water enough to drenched, quickly kang temperature to 38 ℃, three or four days after the live fire, the kang temperature to maintain, 28-30 ℃, potato excavated After four or five days, when the height of the seedling is about one inch, the cease-fire will be cooled down so that the seedlings will grow and thrive.