1选育过程紫魁2号洋葱是石家庄市农林科学研究院蔬菜研究所利用三系杂交育种技术选育出的一代杂交洋葱新品种。母本为雄性不育系11田EA15,父本为自交系11ER8-3-5。雄性不育系11田EA15源自我单位育成的高产、抗病、半高桩紫皮洋葱紫魁1号。2001年在紫魁1号洋葱制种田中 1 breeding process Zi Kui No. 2 onion Shijiazhuang Academy of Agriculture and Forestry Research Institute of vegetables using three-line hybrid breeding breeding of new generation of new varieties of onions. The female parent was male sterile line 11 Tian EA15 and the male parent was inbred line 11ER8-3-5. 11 male sterile line EA15 from my unit bred high-yielding, disease-resistant, semi-high-pile Purple onion purple Quebec on the 1st. In 2001 Purple on the 1st onion system farming