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1 材料和方法美方提供食用加工型品种两个。Russt Burbank布尔班克,古老的受美国人欢迎的美国西北部的主栽品种。Russet Nooksack努克赛克,“麻布”型适宜加工性的新品种,空运到货鲜薯单薯重在300克左右。我国没引种过。克新1号、克新2号、克新3号,克新4号,由我省统一提供,我省北部主栽品种。试验地点分布河北、辽宁、黑龙江三省。为避免引入品种带入检疫对象危及产区,试验在大面积新建网室内进行的。
1 Materials and Methods The United States provides two food-processing varieties. Russt Burbank Burbank, the oldest cultivated plant in the northwestern United States popular with Americans. Russet Nooksack Nuoxiqike, “Burlap” type suitable for the processing of new varieties, fresh air arrival of sweet potato single potato weighing about 300 grams. My country did not introduce before. Kexin 1, Kexin 2, Kexin 3, Kexin 4, unified by the province to provide, the main cultivated varieties in our province. Test sites distributed in Hebei, Liaoning, Heilongjiang provinces. In order to avoid the introduction of varieties into quarantine objects endangering the producing areas, the test was carried out in a large area of new network.