JOURNAL OF NANJING FORESTRY UNIVERSITY ›› 2000, Vol. 24 ›› Issue (S1): 24-26.doi: 10.3969/j.jssn.1000-2006.2000.07.006
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Li Pingping (Jiangsu University of Science and Technology Zhenjiang 212013) Zhu Zhonggui (Zhenjiang Jingkou Vegetable Research Institute) Hu Yongguang