1Synonymous Codon Usage Bias in the Chloroplast Genome of Metasequoia glyptostroboidesWANG Ru, LUO Yongjian, LIU Xiangquan, LU Xinxiong, YIN Guangkun, DENG ZhijunWildlife Conservation and Utilization121-1282Effects of Adversity Stress on Accumulation of Medical Components in PlantsSU Qi, ZHANG Ke, HUANG Shuqi, ZHU Xiqiang, LIU Xiaopeng, JIANG NingWildlife Conservation and Utilization129-134,1803Electrical Properties and Mechanism Analysis of Sm2O3 Doped PMN-PZT CeramicsZHANG Jun, LI Xiangdong, REN YifeiChemistry and Food Science135-141,2254Optimization of Water Bath Extraction Process and Antioxidant Activity of Coptidis Radix Fibrous PolysaccharidesTIAN Guzhengnan, HU Ying, JIANG Fengzhen, ZHU Xiqiang, JIANG Ning, LIU XiaopengChemistry and Food Science142-1495Toxicological Studies on Different Chemical Forms of SeleniumWANG Xueer, WANG Ling, YANG Xinyu, WAN Dan, LU Mengqi, YUAN Lin, WANG XingpingChemistry and Food Science150-1566A Resonance Suppression Method for Photovoltaic Grid System Based on Active DampingGE Zhenzhen, LI QinPhysics and Electronic Technology157-1627Dynamic Analysis and Chaos Control Design of a Multi-wing Memristor Hyperchaotic SystemQUAN Xu, LIU SongPhysics and Electronic Technology163-1708Prediction of Short-time Power Generation of Wind Turbines Based on XGBoostDUAN Yaqiong, XIANG Mian, LIU Hongxiao, ZHOU Bingtao, ZENG ShulianPhysics and Electronic Technology171-175,1959User Interface Designing of Selenium-rich Green Tea Shaping Machine Based on STC8A8K64S4A12 MicrocontrollerCHEN Cheng, SANG Pu, WANG Shufan, WANG Cheng, ZHONG Jianwei, LIAO HonghuaPhysics and Electronic Technology176-18010Congestion Routing Scheduling Algorithm for Elephant Flow in Software Defined NetworkLIU Xiangju, XU Yangyang, FANG Xianjin, ZHAO BenComputer Science and Technology181-18911Human Activity Recognition Based on Key Point ExtractionGUO Huafeng, XIANG Changcheng, SONG Liwen, CHEN ShiqiangComputer Science and Technology190-19512Research on Fire Image Detection Based on Improved YOLOv5 AlgorithmWANG Longxing, LIU Weiguo, ZHU HongboComputer Science and Technology196-20113Network Video Customer Churn Prediction and Analysis Based on Random Forest and K-means AlgorithmLONG BingtingComputer Science and Technology202-20714Optimization of Cold Chain Logistics Distribution Path Considering Dynamic DemandLIU Yanqiu, YANG ShaMathematics and Applied Mathematics208-21415The High-precision Explicit-implicit and Implicit-explicit Difference Method for Time Fractional Asian Options PricingXIE Wanshan, SUN YudongMathematics and Applied Mathematics215-22516Research on Optimization of Online Shopping Logistics Distribution Route Based on Customer SatisfactionZHANG Ying, WANG QiMathematics and Applied Mathematics226-23117Existence of High Energy Radial Solutions for a Class of Kirchhoff Equation in R3YANG Jinfu, ZHANG JiafengMathematics and Applied Mathematics232-23618Structure Functions of Pseudo Null Curve in Minkowski 4-spaceHU Na, ZHANG Tingting, JIANG YangMathematics and Applied Mathematics237-240 