1Pedigree analysis of grape cultivars released in ChinaMENG Juxing, JIANG Jianfu, ZHANG Guohai, SUN Haisheng, FAN Xiucai, ZHANG Ying, WU Jiuyun, LIU ChonghuaiGermplasm resources·Genetics & Breeding·Biotechnology393-4092Effect of different forms of nitrogen on the activity of nitrate reductase and expression of the relative genes in Citrus sinensis ×Poncirus trifoliateSUN Minhong, LU Xiaopeng, CAO Xiongjun, LI Jing, XIONG Jiang, XIE ShenxiGermplasm resources·Genetics & Breeding·Biotechnology410-4173Cloning and expression analysis of a MiCO gene in mangoXU Chen, LUO Cong, YU Haixia, CHEN Jinwen, HE Xinhua, WANG Bo, FANG ZhongbinGermplasm resources·Genetics & Breeding·Biotechnology418-4264The effect of climate change on the apple's initial flowering date in the eastern Gansu provinceZHANG Yanyan, ZHAO Wei, GAO Qingxian, ZHANG MoucaoCultivation·Physiology·Ecology427-4345Analysis of the aromatic compounds of four tetraploid muscat flavor grapes and their diploid parentsTAN Wei, TANG Xiaoping, DONG Zhigang, LI XiaomeiCultivation·Physiology·Ecology435-4436Analysis of anthocyanin compositions and contents in eight grape cultivarsLIU Xiaohong, GUO Shuhua, NIU Yanjie, DU Yuanpeng, ZHAI HengCultivation·Physiology·Ecology444-4537Effects of sulfur treatment on chloroplast ultrastructure and fruit quality in kiwifruit (Actinidia deliciosa)YIN Xianhui, WANG Mei, LONG Youhua, TIAN Xuelian, ZHU Liuhong, LI Xiaoqian, XU Chaoyun, WANG YingCultivation·Physiology·Ecology454-4638Determination of chilling requirements and cluster analysis of 66 sweet cherry cultivarsLIU Congli, ZHAO Gairong, LI Ming, LI Yuhong, QI XiliangCultivation·Physiology·Ecology464-4729Heavy metals in soils and assessment of environmental risk in Myrica rubra plantations in Zhejiang provinceL(U) Haohao, LIANG Senmiao, LIU Yuxue, JIANG Bo, L(U) Aihua, ZHONG Zheke, YANG ShengmaoCultivation·Physiology·Ecology473-48110Analysis and evaluation of citrulline content in watermelonsLI Mengmeng, LU Xuqiang, ZHAO Shengjie, HE Nan, SHANG Jianli, LIU WengeCultivation·Physiology·Ecology482-49411A review of the canopy architecture formation mechanism and regulation technology in fruit treesZHANG Kangping, LI Rongfei, CHANG Yaodong, LIANG Guolu, LU Zhiming, YI Youwen, HU Tao, LU Zhenhua, GUO QigaoSpecial focus·Reviews495-50612Progress of research on application of VIGS vectors in fruit treesZHANG Xinhua, JI Nana, MIN Dedong, SHAO Shujun, LI FujunSpecial focus·Reviews507-51413Breeding report of a new middle ripening apple cultivar ‘ Yueyan’WANG Dongmei, YI Kai, LIU Zhi, L(U) Tianxing, ZHANG Jing'e, YAN ZhongyeBreeding Reports515-51814‘CN 13’, an early ripening nectarine cultivarNIU Liang, LU Zhenhua, CUI Guochao, ZENG Wenfang, PAN Lei, WANG ZhiqiangBreeding Reports519-52115A new early-maturing peach cultivar ‘Yumeiren’ZHENG Xianbo, TAN Bin, YE Xia, LI Jidong, LI Yan, LI Jing, FENG JiancanBreeding Reports522-52416@@409,417,426,481 