1Research Trends of Food Biotechnology from the Perspective of National Conference-Review of the First National Conference on Food BiotechnologyZHENG Mei-xia, ZHU Yu-jing1-52Effects of Compound Feed of Corn Straw ,Sugarcane Leaf Tip and Cassava Residue on the Performance and Economic Benefit of Beef CattleHE Mo-bin, FENG Xiang-ren, LAN Zong-bao, WEI Ming, ZHANG Xin6-113Effects of Three Kinds of Feed on the Growth and Immunity of Largemouth BassCHEN Du-huang, HE Guo-sen, LIU Yin-hua, LIU Yan-yan, LI Xue-gui12-164Effect of Enzymes on Sugar Content and Enzyme Activities Related to Sugar Metabolism in Grape Fruits of Kyoho GrapeYANG Gui-ping, GAO Huan-huan, GUO Ao, CHEN Xu, ZHENG Guo-hua17-245Effects of Different Doses of Ultraviolet Irradiation on the Preservation Effect of Late-maturing Longan ,Shuinan No .1 ,in NingdeZHONG Lan-jun25-306Analysis of Volatile Components in Cymbopogon Citratus Leaves and the Midvein of Leaves by Headspace GC MSLI Hai-ming, WU Shui-jin, HUANG Hui-ming31-357Operating Procedures of GAP Cultivation Techniques for Alisma OrientaleLYU Zhu-qing36-398Effects of Building Plantations of Different Species on Cutover Land of Chinese Fir in Subtropical Region on the Accumulation of Soil Carbon ,Nitrogen and PhosphorusWANG Tao, CHENG Lei, YANG Jun-qian, ZHANG Bing-bing, WAN Xiao-hua40-489Study on Population Structure and Spatial Pattern of Pinus Massoniana Under Different Understory Vegetation CoverageSUN Sui-tao, WANG Xiao-ning49-5410Antibacterial Effect and Control Effect of Bacillus Subtilis Bv17 on Root Rot of Gerbera JamesoniiYAO Feng-qin, LIN Fa-zhuang, CHEN Chang-ming, LIN Hui-feng, XIA Chao-shui, ZHONG Lin-shan55-5911Effects of Partial Replacement of Fertilizer with Organic Fertilizer on Soil Nutrient and Potato YieldFU Song, FU Shu-bin, WANG Ding-xiang, XU Guo-chun60-64