关键词: 紫皮洋葱, 圆球形, 品种

Abstract:

A new onion cultivar‘Liancong 11’is bred by selecting F1 of the‘Purple 80’（a fertile onion strain）and‘9603’（a purple onion from Japan）hybrid，whose generation，according to systematic selection for many generations，is characterized by middle-early season，intermediate ecotype，high globe bulb shape，and mean bulb size of 300 g. Onion bulb skin is deep purple，while internal bulb layers are lavender. The average yield reached 90 t · hm-2. This new cultivar shows good resistance both to downy mildew and peliosis. It is suitable for open field cultivation in Huang-huai area of China.

Key words: purple hull onion, oblate spheroidal, cultivar