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Cucumber (Cucumis sativus L., 2n=2x=14)is one of the major vegetables with a planting areasecond to that of tomato in the world[1]. China isthe largest cuclnnber production country in theworld. According to the statistic data in 2002, thecucumber planting area and its total yield in Chinaaccounted for 56.54 % and 56.50 % of those inthe world, respectively[2]. Being important to thevegetable supply yearly in China, cucumber coversabout 50 % of all the protect-planting area[2]. Butin contrast … 相似文献
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