1·Investigated insecticides on Welsh onion, results indated: 8 item 13 section 22 species pest injuring Welsh onion.
对出口大葱虫害进行调查并室内鉴定，结果表明：出口大葱上虫害有8目13科22种。
2·A potyvirus was found to be causing rugose and yellow stripe symptoms in welsh onion in Zhangqiu county, Shandong province, China.
在山东章丘大葱上发现了一种引起畸形黄条症状的线状病毒。