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１９９８年１１月４日北京蔬菜研究中心大白菜课题组召开了大白菜品种现场观摩会。到会３０多人，有通州区、大兴、顺义县菜办负责同志；丰台、海淀、朝阳区有关乡镇科技站、农科所等同志。市种子管理站、市农林科学院科研处、市蔬菜中心的有关领导参加了会议。会议首先由...
November 4, 1998 Beijing Vegetable Research Center Chinese cabbage task force held a variety of on-site observation tour cabbage. There will be more than 30 people, including Tongzhou District, Daxing and Shunyi County Caocao Office responsible comrades; Fengtai, Haidian, Chaoyang District, township science and technology station, agricultural and other comrades. City Seed Management Station, City Academy of Agriculture and Forestry Science Research Center, City Vegetable Center of the leaders attended the meeting. The meeting first ...