Since 1982, he has been engaged in genetic breeding and related applied basic research of cabbage and broccoli, and * * * has presided over and participated in more than 40 related research projects of this major. Among them, he presided over or was responsible for 2 international cooperative research projects, 7 national research projects, 2 national natural science funds, 3 municipal and ministerial funded projects, and 13 ministerial key and other research projects. During the ninth five-year plan period, he has been presiding over the special topic and two sub-topics of Chinese cabbage, a key scientific research project of the Ministry of Agriculture. At present, he is in charge of 1 1 research projects such as international cooperation research, national "863", national natural science foundation tilt project, Beijing natural science foundation, "948" project, key science and technology project of Beijing Science and Technology Commission, key project of outstanding overseas students of Ministry of Personnel and special project of Ministry of Agriculture.
* * * Made 22 scientific and technological achievements (times), and obtained award certificates and important honorary certificates 12. Participate in the breeding and promotion of 19 new cabbage varieties, accounting for 60~70% of the national cabbage planting area. China has cultivated three new varieties of cauliflower. Won the first prize of national invention (the sixth finisher), the second prize of national scientific and technological progress (the third finisher) and two national invention patents (the third finisher), and the two achievements passed the ministerial appraisal (the second and third finishers). Independent guidance and training of 4 graduate students, 4 doctoral students and 4 graduate students.
Editing and publishing scientific and technological works 1 1, and 64 papers, including 9 important foreign journals and international conferences, and 10 domestic first-class journals.