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| A New Bitter Gourd F1 Hybrid —‘Ruyu No. 45’ |
| WU Shui-jin1，ZHANG Yu-can1，2*，LAI Zheng-feng1，ZHANG Shao-ping1，LI Yue-sen1，LI Zuliang2，ZHANG Wei-guang3 |
| 1Sugarcane Institute，Fujian Academy of Agricultural Sciences，Zhangzhou 363005，Fujian，China；2Institute of Agriculture and Biological Resources，Fujian Academy of Agricultural Sciences，Fuzhou 350003，Fujian，China；3Fujian Academy of Agricultural Sciences，Fuzhou 350003，Fujian，China |
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Abstract The bitter gourd F1 hybrid‘Ruyu No. 45’is a medium maturing bred by crossing BAL-22-31 as female parent and Shankugua-45 as male parent．The plant grows vigorously．The first female flower sets on around the 17th node．Both of its main and side vines can bear fruit．The commercial product is about 6 cm in length，and 3 cm in diameter．The single fruit weight is about 40 g and the matured fruit is about 200 g．Its fruit shape is pointed in two ends with olive shape and melon rind is dark green in color with pointed longitudinal lump．Its succulent is crispy with bitter heavier．But the aftertaste is sweet．The content of total saponin is high．It is highly resistant to Fusarium wilt and powdery mildew．It can yield about 63.0 t·hm-2．Its harvesting time can last 6 months or so．It is suitable for cultivation in the south of Fuzhou，Longyan，Zhangzhou，Quanzh ou and Xiamen．
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Received: 03 June 2013
Published: 20 August 2013
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