作者： Ming-Zhu Chen¹;Ning Wang¹;A-Ming Liu¹;Aleksandr A. Makhnev² （¹School of Science, Hainan University, Haikou 570228, China;²Institute of Mathematics and Mechanics of UB RAS, Ekaterinburg 620219, Russia）

出处： Mathematics 2022

关键词： forbidden subgraphs;signless Laplacian matrix;signless Laplacian spectral radius;extremal graphs

摘要： In this paper, we determine the maximum signless Laplacian spectral radius of all graphs which do not contain small books as a subgraph and characteri ...

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作者： Aiyou Huang¹;Yujue Wang¹;Jiawen Duan¹;Shiyi Guo¹;Zhenyu Xie¹ （¹State Key Laboratory of Marine Resource Utilization in the South China Sea, Hainan University, Haikou 570228, China）

出处： Water 2022

关键词： diatom;Phaeodactylum tricornutum;Cylindrotheca fusiformis;heavy metals;biological indicator

摘要： Diatoms can be used as biosensors to assess aquatic environment quality, because they are widely distributed in almost all aquatic environments and sh ...

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作者： Yuxin Li¹;Tingting Zhang¹;Wenting Xing²;Jian Wang¹;Wengang Yu¹;Yang Zhou¹ （¹Key Laboratory for Quality Regulation of Tropical Horticultural Crops of Hainan Province, School of Horticulture, Hainan University, Haikou 570228, China;²Haikou Experimental Station (Institute of Tropical Fruit Tree Research), Chinese Academy of Tropical Agricultural Sceinces (CATAS), Haikou 571101, China）

出处： Agronomy 2022

关键词： Dendrobium catenatum;NAC;gene family;drought stress;expression analysis

摘要： As a large transcription factor family, NAC family proteins (NAM, ATAF1,2, and CUC2) play critical roles in plant growth, development, and response to ...

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作者： Ruijie Tang¹;Yujie Hu¹;Tianyi Hu¹;Yan Zhao¹;Yanzheng Wu¹;Lei Meng¹ （¹College of Tropical Crops, Hainan University, Haikou 570228, China）

出处： Agronomy 2022

关键词： stand age;moisture content;nitrification;tea field soil;NO;N₂O

摘要： Tea plants prefer NH₄⁺-N to NO₃⁻-N, and thus nitrification would be detrimental to the N uptake of tea. Ho ...

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作者： Ya-Yi Meng¹;Ning Wang¹;Cheng-Cheng Si¹ （¹Key Laboratory of Quality Regulation of Tropical Horticultural Crop in Hainan Province, School of Horticulture, Hainan University, Haikou 570228, China）

出处： Agronomy 2022

关键词： phenylalanine ammonia lyase;peroxidase;gibberellic acid;zeatin riboside;IbEXP1;Ibkn1

摘要： The understanding of the effects of nitrogen sources on lignin synthesis in sweet potato during storage root formation is limited. In this study, we i ...

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作者： Xinying Cao¹;Peicheng Qin¹;Ping Zhang² （¹School of Civil and Architectural Engineering, Hainan University, Haikou 570228, China;²School of Materials and Architectural Engineering, Guizhou Normal University, Guiyang 550025, China）

出处： Buildings 2022

关键词： construction workers;group characteristics;knowledge transfer;social network analysis;team leaders

摘要： Effects of traditional training methods are not obvious when transferring competent knowledge to construction workers to allow them to deal with new t ...

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作者： Dongjie Wang¹;Hao Yang¹;Yueming Hu²;A-Xing Zhu³;Xiaoyun Mao¹ （¹College of Natural Resources and Environment, South China Agricultural University, Guangzhou 510642, China;²College of Tropical Crops, Hainan University, Haikou 570228, China;³Department of Geography, University of Wisconsin-Madison, Madison, WI 53706, USA）

出处： Land 2022

关键词： cultivated land fragmentation;spatio-temporal characteristics;influencing factors;geodetector;Guangdong province

摘要： Cultivated land fragmentation (CLF) is a key obstacle to agricultural development and has a strong relationship with regional food security and global ...

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作者： Wenbin Ma¹;Kairui Zhang¹;Yanlian Du¹;Xiangwei Liu²;Yijun Shen¹ （¹State Key Laboratory of Marine Resources Utilization in South China Sea, Hainan University, Haikou 570228, China;²Logistic Engineering College, Shanghai Maritime University, Shanghai 201306, China）

出处： Journal of Marine Science and Engineering 2022

关键词： deep-sea mining;sustainability;life cycle assessment;environmental baseline data;environmental–social pressure

摘要： With technological improvement such as ore exploration, robotics, and hydrodynamic lifting, deep-sea mining has attracted more attention from governme ...

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作者： Peng Luo¹;Yuanjie Song¹;Xiaoyang Xu¹;Chen Wang¹;Shaowei Zhang¹;Yeqiang Shu²;Yonggui Ma³;Chong Shen⁴;Chuan Tian¹ （¹Institute of Deep-Sea Science and Engineering, Chinese Academy of Sciences, Sanya 572022, China;²South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou 510339, China;³School of Marine Science, SYSU, Zhuhai 519082, China;⁴State Key Laboratory of Marine Resource Utilization in South China Sea, Hainan University, Haikou 570228, China）

出处： Journal of Marine Science and Engineering 2022

关键词： real-time communication;satellite communication buoy;hydrodynamic analysis;data recovery strategy

摘要： Marine submerged buoys can effectively obtain various parameters of seawater, which plays an important role in the research of marine physical phenome ...

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作者： Junfeng Pan¹;Ming Gong²;Wenhao Cui³;Guoxu Zheng⁴;Mingxin Song³ （¹College of Foreign Languages, Hainan University, Haikou 570228, China;²School of Information and Communication Engineering, Hainan University, Haikou 570228, China;³School of Applied Science and Technology, Hainan University, Haikou 570228, China;⁴School of Computer Science and Technology, Harbin University of Science and Technology, Harbin 150080, China）

出处： Coatings 2022

关键词： battery;metal–organic frameworks (MOFs);nanostructure;interface

摘要： In this work, metal–organic frameworks (MOFs) were used as precursors to prepare Zn/Co oxide with a porous dodecahedral core-shell structure. Herein, ...

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