1Research Progress on Genetic Breeding of Coix lacryma-jobi L.LIU Rong, SHEN Gang?, LUO Xiaoqing, ZHANG Xianbo1-42Review on Types,Molecular Characters and Identification Methods of Potato Virus Y StrainsWU Xingquan, LI Yue, SUN Qiang, LI Mengmeng, WANG Mengke5-83Research Progress on New Horticultural Culture SubstratesWANG Lahua, YANG Qiusheng?9-134Identification and Physiological Characterization of Rice Seedlings Overexpressing SaSOS1QUAN Geng, ZHANG Xia, YIN Haibo, GUO Shanli?14-185Research on Genetic Diversity of Glutinous Rice in Hubei by SSR MarkerYAO Guoxin, DUAN Junzhi, ZOU Liping, LI Changchun, LU Lei, HUANG Mingjun19-226Study on the Mechanization Technology of Summer Maize Precision Sowing and Fertilizing under Different Sowing MethodsQIAO Jiangfang, LIU Jingbao, HUANG Lu, ZHU Weihong, XIA Laikun, LI Chuan, QIAO Hui23-25,447Effects of Row Spacing on Population Quality and Grain Yield of Winter Wheat Cultivar Xinmai-26SHENG Kun, ZHANG Luyan, GUO Yuqiang, ZHAO Jiulin, YANG Lijuan, MA Huaping26-308Yield Increasing Effect of Piriformospora indica on Rape and Its Mechanisms at Different Periods of RapeYANG Yazhen, ZHANG Jianmin, ZHANG Fan, DONG Sheqin, ZHU Jianqiang31-359Effects of Mulching Method and Potassium Rate on the Growth, Chlorophyll Content and Economic Characters of Flue-cured TobaccoMAO Jiawei, ZHAI Wenhui, SUN Dawei, ZHANG Xiang, YANG Lijun, LI Guoping, GUO Chuanbin36-3910Effects of Different Fertilizer Levels and Planting Densities on Yield and Quality of Soybean in Early Mature Soybean Region of HebeiLI Wenlong, LI Xihuan, WANG Ruixia, JIN Qiusheng, CHANG Wensuo, ZHANG Caiying40-4411Breeding of New Peanut Variety Luohua 4016 with High Yield, Stable Yield and High Kernel PercentZHOU Yanzhong, JI Xiaoling, JIANG Lianying, GUO Yusheng, LI Sijia45-4712Effects of Combined Application of Nitrogen and Organic Fertilizer and Straw Returning on Wheat Growth and YieldLIU Jun, CHEN Rongli, CHEN Guiyue, ZHAO Dongcheng, ZHANG Xiaojing, LI Fuzhong, LI Tianfu48-51,6413Effects of Nitrogen Fertilizer Application Amount on Growth, Nitrogen Content and Yield of SweetpotatoYANG Yufeng, ZHANG Xiaoshen, WANG Huiyu, DUAN Junzhi, LI Junxia, DAI Xiaodong, YANG Guohong52-5514Effect of Application Amount of Nitrogen Fertilizer on Production of Two Green Leafy VegetablesWANG Aibo, HUO Zechun, ZHANG Zhifang, PAN Yizhan?56-5815Soluble Potassium Transport and Concentration Change in Reclaimed Soil Filled with Fly AshWANG Fang, CHEN Xiaoyang?, TAN Haiyang, YU Jiahe, LIU Ying59-6416Effects of Deep Tillage and Straw Returning on Different Texture Soils Aggregate Composition and StabilityJI Baoyi, ZHAO Yali, GUO Haibin, MU Xinyuan, XUE Zhiwei, LI Chaohai65-70,10717Pollution Assessment of Heavy Metal Elements in Farmland Soil in Wuzhi CountyMA Bingjuan, GAO Cailing, WANG Hailin, LI Xiaochao, ZHANG Yonghui, LIU Jun71-7618Analysis of Genetic Diversity and Geographic Relationship of Blumeria graminis f. sp. tritici in Northeastern Wheat RegionZHU Guiqing, CHI Wenjuan, WU Xianxin, CAO Yuanyin?77-8219The Preference of Frankliniella occidentalis to Different Horticultural HostWANG Chun, CAO Yu, LIU Yan, XIONG Zhengli, QIN Xiaoyu83-8720Joint Action of Chlorfenapyr and Pyridaben against Tetranychus cinnabarinus BoisduvalYANG Zhenguo, XIE Daoyan, DA Aisi, NI Jing88-92 