1Cloning and Sequence Analysis of cDNA Fragment of DFR Gene from Red - flower PomegranateZHAO Xue-qing, YUAN Zhao-he, TAO Ji-han, YIN Yan-lei, FENG Li-juan1-42Cloning and Prokaryotic Expression of Phytase Gene phyA from AspergillusLIU Kai-quan, LI Ling, GUO Feng5-8,143Screening of DNA Extraction Methods and PCR Primers for Microorganisms from Maize LeavesZHAO Hui, LI Shi-guo, SUN Hong-wei, LI Fan, TIAN Xiao-yan, YAN Shi-lei, LU Xing-bo9-144Effect of Water Stress on Agronomic Characters of Winter Wheat and Their Quantitative Mathematical ModelsTAN Xiu-shan, QIN Qing-ning, GONG Yan, CHEN Lu-yao, WANG Bin, BAI Ya-bin, LIU Jian-dong, BI Jian-jie15-195Study on Numerical Classification of Dahlia CultivarsWANG Xiao-hui, YUAN Zhao-he, FENG Li-juan, DING Xue-mei, ZHEN Hong-li20-236Comparison of Anther Yield and Pollen Viability between Different Efficient Pollination Trees to AppleDONG Yan, HAN Tian-tian, WU Man, SHEN Xiang24-267Screening of Cherry Tomato Varieties for Protected Cultivation in Yantai AreaLI Mei, JIANG Yu-xiang, LIU Jia30-318Effect of Pre - harvest Treatment with 1 - MCP on Senescence of Tree Peony Cut FlowerLI Xiu-jie, CHEN Qing-min, LI Bo, ZHOU Guang-fang, WANG Qing-guo32-34,389Effects of Low Light on Heat- induced Inactivation of PSⅡ in Tomato SeedlingsSUN Chang-gang, ZHANG Shi-wei, ZHOU Hai-yan35-3810Study on Cold Resistance of Six Kinds of Poplar in Northwestern ShanxiCHEN Jian-zhong, HU Jian-fang, YAO Yan-tao39-40,4311Tissue Culture and Rapid Propagation of Ilex purpure HasskZHANG Xiao-shen, XING Ting-mao, WANG Hui-yu, SHI Xi-bing, LI Xiao-qing, ZHAO Hai-hong41-4312Effects of Sowing Date on Growth, Development and Yield of PeanutCHEN Jian-sheng, LI Wen-jin, WU Xiao-liang, ZHANG Li-min, MU Xiao-ling, YANG Bo, REN Zhi-hong45-4713Determination of Effective Components in Chaenomeles FruitsYU Xiao-liang, WANG Jian-hua48-51,5414Preliminary Study on Culture of Agaricus blazei BonsaiLI Yan-ting, SONG Zhi-gang, WANG Lin-lin, LI Xin-xin, HAN Jian-rong52-5415Effects of Nitrogen Forms on Nitrogen Metabolism and Accumulation in PeanutZHENG Yong-mei, WANG Cai-bin, WAN Geng-bo, WU Zheng-feng, SUN Xue-wu, FENG Hao, SUN Kui-xiang57-6216Effects of Excess Mn on Growth of Malus hupenhensis and Absorption, Utilization and Allocation of 15 NLIU Jian-cai, JIANG Yuan-mao, PENG Fu-tian, WEI Shao-chong, GONG Yan63-6617Protection for the Intellectual Property of Geographical Indications of Honeysuckle in ChinaQU Fei, SUN Zhi-jia, CHEN Ai-xi, XIONG Wan-zhen, WANG Shu-ting, SUN Zhi-guo67-71,7618Study on Effects of Subsurface Pipe Drainage on Waterlogging Controlling and Desalination in Coastal Saline SoilZHOU Xiang, LIU Yong72-7619Investigation on Fertilization Status in Apple Orchards of Shandong ProvinceWEI Shao-chong, JIANG Yuan-mao77-7920Preliminary Evaluation on Resistance of Main Wheat Cultivars from Shandong Province to Cereal Cyst NematodeZHAO Hong-hai, YANG Yuan-yong, PENG De-liang80-83 