呼和浩特马铃薯田间抗晚疫病的研究

The Study on the Field Resistance of Late Blight Potato in Hohhot

呼和浩特晚疫病严重年份，田间抗病性最强的马铃薯品种为同薯８号、克新１号和克新４号，其次为宁薯６号．抗病机理制是茎叶和块室组织抗Ｐｈｙｔｏｐｈｔｈｏｒａｉｎｆｅｓｔａｎｓ传播．

Epipytology years of late blight potato in Hohhot,potato variety Tongshu No. 8,Ke xin No.1 and Ke xin No. 4 are the highest on the field resistance,and Ningshu No. 6 is the next. The resistance mechanism Phytophthora infestans epidemic on the tissue of stem,leaf and tuber are resisted.