1Collection, preservation, and utilization of germplasm resources of watermelon and melon in ChinaWANG Jiming, SHANG Jianli, LI Na, ZHOU Dan, MA Shuangwu1-62Effects of high temperature stress on antioxidant system in leaves of different watermelon rootstock varietiesXU Jianing, ZHENG Hongrui, WANG Xibo, GUO Shoupeng, WANG Wenjun7-103Diversity and cluster analysis of tomato germplasm resourcesZHANG Jing, BAI Rui, JIA Ying, WEN Shida, LANG Xiaoping, XU Xiaoyong11-144Effects of Arbuscular Mycorrhizal Fungus(AMF) in rhizosphere soil of cucumber under continuous croppingTANG Yanling, LI Jie, CAI Yuxin, ZHAO Xiushan, ZHAO Xiaobin, SHI Xuanjie15-185A new‘ Beibei’-type pumpkin hybrid ‘ Xiaoqing wangzi’WANG Ruoying, XU Ming, ZHAO Xiaojuan23-256Analysis on the influencing factors of technical training frequency and effect to production efficiency in melonQIN Yangyang, LIU Guoyong, ZHAO Xianghao, XIE Wenbao26-317Effect of different treatments on survival rate of early spring grafted watermelon seedlings in low temperature and weak light areaWANG Zhiwei, ZHANG Yixiang, ZHANG Yifu, LIU Jianxiong, RUAN Wanhui32-348@@35-379@@38-39,5410@@40-4311@@44-4612@@47-4913@@50-5114@@52-5415@@55-56