ZHU Hai-sheng~(1,2) PAN Dong-ming~1 LIN Yi-zhang~1 ZHANG Zhi-zhong~1 WEN Qing-fang~2(1.College of Horticulture,Fujian Agriculture and Forestry University,Fuzhou,Fujian 350002;2.Vegetable Research Center,Fujian Academy of Agricultural Science,Fuzhou,Fujian 350013)