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30篇 您的检索式:作者名="Zebin Zhang"
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1Variations in stem radii of Larix principis-rupprechtii to environmental factors at two slope locations in the Liupan Mountains,northwest China显示文摘Relationships between stem growth and climatic and edaphic factors,notably air temperatures and soil moisture for different slopes,are not completely understood.Stem radial variations were monitored at the bottom and top slope positions in a Larix principis-rupprechtii plantation during the 2017 and 2018 growing seasons.Total precipitation during the growing season in 2017 and 2018 was 566 mm and 728 mm,respectively.Stem contractions typically occurred after mid-morning followed by swelling in the late afternoon in both plots,reflecting the diurnal cycle of water uptake and loss.Trees at the two locations showed the same growth initiation(mid-May)because of the small differences in air and soil temperatures.There were no significant differences in cumulative stem radial growth between the bottom plot(1.57±0.34 mm)and the top plot(1.55±0.26 mm)in 2018.However,in 2017,the main growth period of the bottom plot ceased 17 days earlier than in the top plot,while cumulative seasonal growth of the bottom plot(1.08±0.25 mm)was significantly less than the top plot(1.54±0.43 mm).Maximum daily stem shrinkage was positively correlated with air and soil temperatures,solar radiation,vapor pressure deficits,and negatively correlated with volumetric soil moisture content.The maximum daily shrinkage reflected transpiration rates as affected by environmental factors.Daily radial stem increment was correlated with precipitation and volumetric soil moisture in both years,but with air temperatures only in 2017.The seasonal growth of L.principis-rupprechtii Mayr thus shows interannual dynamics,while precipitation constitutes a key driving factor.Jing Ma Jianbin Guo Yanhui Wang Zebin Liu Di Gao Liu Hong Ziyou Zhang 2021Journal of Forestry Research2021,32,2:6
2The Enlightenment on Urban Ecological Construction by Research Progress of Sponge City in China Based on Literature Analysis显示文摘To quantitatively analyze main figure,field,agency and level of sponge city research in China,and clear research focus and hot spot in each year,by using the Full Text Database of Chinese Sci-tech Periodicals and other retrieval tools,the statistics and analysis of 3152 research literatures on sponge city published in domestic academic journals of 2004-2016 are conducted based on bibliometrics. It is found that since the concept of ' sponge city' was firstly proposed in 2012,development research of sponge city involves 40 subject fields and is mainly published in 32 kinds of journals,which is dominated by natural science research( 1427 literatures). Researchers are mainly from each college and university,some design institutes and Chinese Academy of Sciences. The research could play certain guidance significance for further research and construction of ecological city construction in China.Jinzhu HUA Zebin CHEN Haotian WANG Zhiwei ZHENG Jingxiang HU Liyuan YAO Jiani LIU Yuyu ZHANG Lifang YIN Chunxu CHEN 2017Asian Agricultural Research2017,9,5:2
3Transcriptome responses to heat stress in hypothalamus of a meat-type chicken显示文摘Background:Heat stress has resulted in great losses in poultry production.To address this issue,we systematically analyzed chicken hypothalamus transcriptome responses to thermal stress using a 44 k chicken Agilent microarray,Methods:Hypothalamus samples were collected from a control group reared at 25℃,a heat-stress group treated at 34℃ for 24 h,and a temperature-recovery group reared at 25℃ for 24 h following a heat-stress treatment.We compared the expression profiles between each pair of the three groups using microarray data.Results:A total of 1,967 probe sets were found to be differentially expressed in the three comparisons with P < 0.05 and a fold change(FC) higher than 1.5,and the genes were mainly involved in self-regulation and compensation required to maintain homeostasis.Consistent expression results were found for 11 selected genes by quantitative real-time PCR.Thirty-eight interesting differential expression genes were found from GO term annotation and those genes were related to meat quality,growth,and crucial enzymes.Using these genes for genetic network analysis,we obtained three genetic networks.Moreover,the transcripts of heat-shock protein,including Hsp 40 and Hsp 90,were significantly altered in response to thermal stress.Conclusions:This study provides a broader understanding of molecular mechanisms underlying stress response in chickens and discovery of novel genes that are regulated in a specific thermal-stress manner.Hongyan Sun Runshen Jiang Shengyou Xu Zebin Zhang Guiyun Xu Jiangxia Zheng Lujiang Qu 2015Journal of Animal Science and Biotechnology2015,6,3:2
4Fabrication of low-resistance LaNi_xO_(3+δ) thin films for ferroelectric device electrodes显示文摘LaNiO_3 thin films with different La/Ni ratios were deposited on Si substrates by sol-gel process. The electrical resistivities of LaNi_xO_(3+δ) films with different La/Ni ratios were measured by four-probe method.LaNi_(0.95)O_(3+δ) thin film has the lowest resistivity. First-principle calculations show that LaNi_(0.95)O_(3+δ) has the largest Ni-O-Ni bond angle and the shortest Ni-O bond length, which means LaNi_(0.95)O_(3+δ) has the strongest metallic property, hence, the electrical resistivity is the lowest. Au/PZT(PbZr_(0.52)Ti_(0.48)O_3)/LaNi_xO_(3+δ) and Au/PZT/Pt ferroelectric capacitors were fabricated to evaluate LaNi_xO_(3+δ) as a bottom electrode. It is shown that fatigue properties of PZT films can be significantly improved by using LaNi_xO_(3+δ) instead of Pt as the bottom electrode. The Ⅰ-Ⅴ test results of PZT films show that LaNi_(0.95)O_(3+δ) as bottom electrode can reduce the threshold voltages of PZT films, suggesting that La/Ni ratio in LaNi_xO_(3+δ)has a large influence on the film properties.Mi Xiao Zebin Zhang Weikang Zhang Ping Zhang Kuibo Lan 2018Journal of Rare Earths2018,36,8:2
5A Study of the Method for the Recognition of Anomalies in Geochemical Hydrocarbon Exploration显示文摘INTRODUCTIONAnomalythresholdiscommonlydeterminedbycalculat-ingthemeanplusnstandarddeviationsorbyusingtrendsur-faceanalysis.Un...Zhang Liuping Doctoral Student, China University of Geosciences, Wuhan 430074 Liao Zebin North China Institute of Petroleum Exploration and Development, Renqiu 062552 1998Journal of Earth Science1998,17,1:2
6Leisure Agriculture Based on Cultural Resources of Sani People in Yunnan显示文摘Through exploring the material and nonmaterial cultural resources in leisure agriculture of Sani People in Shilin of Yunnan Province,this paper introduced festivals,marriage,traditional clothing,and food culture of Sani People,and present the long history and brilliant culture of Sani People. These culture resources could be used to expand the cultural aspects of leisure agriculture,to solve the problems of low participation and less distinct characteristics. This study can provide a reference for building the high-end leisure agriculture with distinct characteristics of Yunnan Province,to form a new growth point for regional growth.Jinzhu HUA Zebin CHEN Yajun SHI Jia'ni LIU Liyuan YAO Yuyu ZHANG Jingxiang HU Haotian WANG Zhiwei ZHENG 2017Asian Agricultural Research2017,9,4:1
7The effects of uhra-high pressure on the structural, rheological and retrogradation properties of lotus seed starch 显示文摘GUO Zebin ZENG Shaoxiao ZHANG Yi 2015Food Hydrocolloids2015,44,:1
8Systematic Analysis of Gene Expression in Western Flower Thrip( Frankliniella occidentalis Pergande ) before and after Infection with Impatiens Necrotic Spot Virus(INSV)显示文摘Impatiens necrotic spot virus( INSV) is an important plant virus identified in recent years. Western flower thrip( Frankliniella occidentalis) has been confirmed to be the most efficient vector for INSV. In the present study,Illumina's second-generation sequencing technique was used to determine the variation in gene expression at the transcriptome level in western flower thrip before and after infection with INSV. By aligning 168 188 unigenes of western flower thrip to the NCBI protein database,47 558 unigenes were annotated,accounting for 28. 27% of the total. Species classification revealed that 58. 7% of the annotated unigenes of western flower thrip did not match any other species,and 15. 4% of had a match in Zootermopsis navadensis,12. 4% in Mus musculus,7. 3% in Mustela putorius,3. 4% in Theileria parva,and 2. 7% in Tribolium castaneum. By analyzing DEGs between INSV-free and INSV-carrying western flower thrips,we found that 11 genes were upregulated,and 9 genes were downregulated in western flower thrip after INSV infection. In addition,cell cycle and ubiquitin-proteasome pathway in western flower thrip were significantly infected by INSV infection.Jiani LIU Shengguang XU Yuyu ZHANG Zebin CHEN Rong LU Lei YU 2017Agricultural Biotechnology2017,6,5:1
9Test Rig Effect on Performance Measurement for Low Loaded Large-Diameter Fan for Automotive Application显示文摘Manuel Henner Bruno Demory Franqois Franquelin Youssef Beddadi Zebin Zhang 2014Journal of Mechanics Engineering and Automation2014,4,12:1
10Effects of Plant Secondary Metabolite Nicotine on Growth and Development of Frankliniella occidentalis显示文摘[Objective] The paper was to explore the chemical and molecular mechanisms of Frankliniella occidentalis, an important quarantine pest, against toxic substances. [Method] F. occidentalis were evaluated after continuous exposure to artificial diets containing nicotine from the 2^(nd) and the 3^(rd)instars for five generations, to determine the larval weight, pupal weight, and larval development duration. [Result] The larval development delayed and nicotine treatment significantly inhibited the weight gain of larvae. Compared to the control, the inhibition rates of larval weight and pupal weight were declined from 45% to 20% and from 25% to 4% respectively after feeding the 2^(nd)instars with nicotine for five generations.Nicotine delayed the larval growth and prolonged the generation duration of F. occidentalis. Nicotine showed more significant inhibitory effect on the lower instar larvae. With the increasing generations of secondary culture, the inhibitory effect of nicotine on larval weight and pupal weight was weakened. The developmental period of larvae was shortened, and the generation duration of F. occidentalis was shortened. [Conclusion] Nicotine affects the growth and development of F. occidentalis. F. occidentalis will gradually increase the adaptability to nicotine toxic substances after selfregulation for a few generations, and relieve the inhibitory effect of toxic substances.Liu Jiani Chen Zebin Yu Lei Xu Shengguang Zhang Yuyu 2018Plant Diseases and Pests2018,9,2:1
11Combinatorial Optimization of Physics Parameterization Schemes for Typhoon Simulation Based on a Simple Genetic Algorithm(SGA)显示文摘Each physical process in a numerical weather prediction(NWP)system may have many different parameterization schemes.Early studies have shown that the performance of different physical parameterization schemes varies with the weather situation to be simulated.Thus,it is necessary to select a suitable combination of physical parameterization schemes according to the variation of weather systems.However,it is rather difficult to identify an optimal combination among millions of possible parameterization scheme combinations.This study applied a simple genetic algorithm(SGA)to optimizing the combination of parameterization schemes in NWP models for typhoon forecasting.The feasibility of SGA was verified with the simulation of Typhoon Mujigae(2015)by using the Weather Research and Forecasting(WRF)model and Typhoon Higos(2020)by using the Coupled Ocean–Atmosphere–Wave–Sediment Transport(COAWST)modeling system.The results show that SGA can efficiently obtain the optimal combination of schemes.For Typhoon Mujigae(2015),the optimal combination can be found from the 1,304,576 possible combinations by running only 488 trials.Similar results can be obtained for Typhoon Higos(2020).Compared to the default combination proposed by the COAWST model system,the optimal combination scheme significantly improves the simulation of typhoon track and intensity.This study provides a feasible way to search for the optimal combinations of physical parameterization schemes in WRF and COAWST for more accurate typhoon simulation.This can help provide references for future development of NWP models,and for analyzing the coordination and adaptability of different physical process parameterization schemes under specific weather backgrounds.Zebin LU Jianjun XU Zhiqiang CHEN Jinyi YANG Jeremy Cheuk-Hin LEUNG Daosheng XU Banglin ZHANG 2024Journal of Meteorological Research2024,38,1:0
12Diversity of Moth Community in Wujiatang Wetland Park of Dianchi Lake显示文摘[Objective] The paper was to explore the species and dynamics of moths in Wujiatang wetland park in Dianchi lake. [Method] Moths under lamps in Wujiatang wetland park were investigated and studied regularly in 2016 and 2017, and the relationship among diversity index, indi-vidual number, species richness, evenness and diversity of moth community was analyzed. [Result] A total of 138 species of months belonging to 91 genera and 13 families were collected from Wujiatang wetland park, Dianchi lake, Kunming. The dominant insects were Crambidae and Noctuidae.The relationship between species and abundance relationship of moth community conformed to the niche priority occupation model, and the diversity index was not consistent with the evenness, but consistent with the species richness. [Conclusion]The study indicated that there were less species of moths in Wujiatang wetland park, and the community was unstable.Liu Jiani Lu Rong Yang Yongyan Zhang Yuyu Chen Zebin Xu Shengguang Yu Lei 2018Plant Diseases and Pests2018,9,3:0
13A Secure and Cost-Effective Training Framework Atop Serverless Computing for Object Detection in Blasting显示文摘The data analysis of blasting sites has always been the research goal of relevant researchers.The rise of mobile blasting robots has aroused many researchers’interest in machine learning methods for target detection in the field of blasting.Serverless Computing can provide a variety of computing services for people without hardware foundations and rich software development experience,which has aroused people’s interest in how to use it in the field ofmachine learning.In this paper,we design a distributedmachine learning training application based on the AWS Lambda platform.Based on data parallelism,the data aggregation and training synchronization in Function as a Service(FaaS)are effectively realized.It also encrypts the data set,effectively reducing the risk of data leakage.We rent a cloud server and a Lambda,and then we conduct experiments to evaluate our applications.Our results indicate the effectiveness,rapidity,and economy of distributed training on FaaS.Tianming Zhang Zebin Chen Haonan Guo Bojun Ren Quanmin Xie Mengke Tian Yong Wang 2024Computer Modeling in Engineering & Sciences2024,139,5:0
14Construction Strategy of Sponge City in the Old Urban Area of Kunming Based on LID Concept显示文摘Sponge city construction,as an important measure of ecological construction in China,can effectively solve a series of problems such as large annual runoff,serious non-point source pollution,regional water shortage,low utilization rate of rain and flood resources,unsustainable ecological benefits of water landscape and poor landscape functions in urbanization construction. This paper uses LID concept to construct sponge city in the old urban area of Kunming,to reduce the total runoff and promote the utilization of rainfall and flood resources so as to rebuild,upgrade and optimize the regional environment and provide some reference for the regional construction of small-scale sponge city.Jinzhu HUA Zebin CHEN Dingkang WANG Jingxiang HU Liyuan YAO Yuyu ZHANG Lifang YIN Hao LI 2018Asian Agricultural Research2018,10,5:0
15SEM imaging of insulating specimen through a transparent conducting veil of carbon nanotube显示文摘Observing the morphology of insulating specimen in scanning electron microscope(SEM)is of great significance for the nanoscale semiconductor devices and biological tissues.However,the charging effect will cause image distortion and abnormal contrast when observing insulating specimen in SEM.A typical solution to this problem is using metal coating or water-removable conductive coating.Unfortunately,in both cases the surface of the specimen is covered by a thin layer of conductive material which hides the real surface morphology and is very difficult to be completely removed after imaging.Here we show a convenient,residue-free,and versatile method to observe real surface morphology of insulating specimen without charging effect in SEM with the help of a nanometer-thick film of super-aligned carbon nanotube(SACNT).This thin layer of SACNT film,like metal,can conduct the surface charge on insulating specimen through the sample stage to the ground,thus eliminating the charging effect.SACNT film can also be used as the conductive tape to carry and immobilize insulating powder or particles during SEM imaging.Different from the metal coating,SACNT film is transparent,so that the real microstructure of the insulating specimen surface can be observed.In addition,SACNT film can be easily attached to and peeled off from the surface of specimen without any residue.This convenient,residue-free,and versatile method can open up new possibilities in nondestructive SEM imaging of a wide variety of insulating materials,semiconductor devices,and biological tissues.Xinyu Gao Guo Chen He Ma Yuchen Ju Ke Zhang Lin Cong Wen Ning Zi Yuan Zebin Liu Lina Zhang Peng Liu Shoushan Fan Kaili Jiang 2022Nano Research2022,15,7:0
16Master-slave synchronization of singular Lur'e systems with time-delay显示文摘This paper is concerned with the problem of designing a time-delay output feedback control law for master-slave synchronization of singular Lur'e systems. Using generalized Lyapunov stability theory, a sufficient condition for the existence of such feedback control law is given and an explicit expression of such control law is also achieved. These algorithms are formulated in terms of linear matrix inequalities, which can be easily performed numerically. A numerical example is used to illustrate the effectiveness of the design method.Zebin YANG Xinhua ZHANG Xiaofu JI 2011控制理论与应用(英文版)2011,9,4:0
17Community Structure of Endophytic Bacteria in Chestnut, Castanea mollissima显示文摘[Objective]The paper was to detect the species of endophytic bacteria in Chestnut (Castanea mollissima).[Method]The 16S rDNA-V4 region of endophytic bacteria in chestnut(sample name BL) was sequenced by Illumina Mi Seq high-throughput sequencing technology. The number of sequences and operational taxonomic units(OTUs) for each sample was sorted and calculated using Qiime and Mothur software. The abundance and α-diversity of species were analyzed.[Result]The number of effective sequences and OTUs were 21 167 /191. The rarefaction curves showed that adequate sampling was achieved,and the number of OTUs was close to saturation. The endophytic bacteria of chestnut belonged to 10 genera,including Koribacter(3. 48%),Solibacter(2. 59%),Bradyrhizobium(3. 57%), Rhodoplanes(7. 41%), Methylobacterium(4. 20%), Agrobacterium(19. 73%), Kaistobacter( 2. 05%), Sphingomonas(18. 66%),Acidovorax(35. 98%),and Methylibium(2. 32%). The dominant species were Acidovorax,Agrobacterium and Sphingomonas.[Conclusion]Illumina high-throughput sequencing technology provided more accurate and scientific data resources for the study of endophytic bacteria in chestnut.Chen Zebin Li Bing Xia Tiyuan Wang Dingkang Yu Lei Xu Shengguang Liu Jiani Zhang Yongfu 2016Plant Diseases and Pests2016,7,4:0
18A large-scale proteogenomic atlas of pear显示文摘Pear is an important fruit tree that is widely distributed around the world.The first pear genome map was reported from our laboratory approximately 10 years ago.To further study global protein expression patterns in pear,we generated pear proteome data based on 24 major tissues.The tissue-resolved profiles provided evidence of the expression of 17953 proteins.We identified 4294 new coding events and improved the pear genome annotation via the proteogenomic strategy based on 18090 peptide spectra with peptide spectrum matches>1.Among the eight randomly selected new short coding open reading frames that were expressed in the style,four promoted and one inhibited the growth of pear pollen tubes.Based on gene coexpression module analysis,we explored the key genes associated with important agronomic traits,such as stone cell formation in fruits.The network regulating the synthesis of lignin,a major component of stone cells,was reconstructed,and receptor-like kinases were implicated as core factors in this regulatory network.Moreover,we constructed the online database PearEXP(http://gffzz20aea264798e4804hxb0cfxqbo6cv6qxc.ffgz.tsg.suse.edu.cn)to enable access to the pear proteogenomic resources.This study provides a paradigm for in-depth proteogenomic studies of woody plants.Peng Wang Xiao Wu Zebin Shi Shutian Tao Zhe Liu Kaijie Qi Zhihua Xie Xin Qiao Chao Gu Hao Yin Mengyu Cheng Xiaoyu Gu Xueying Liu Chao Tang Peng Cao Shaohang Xu Baojin Zhou Tingting Gui Yangyang Bian Juyou Wu Shaoling Zhang 2023Molecular Plant2023,16,3:0
19Analyses on Community Composition and Diversity of Endophytic Bacteria in Different Tissues of Anoectochilus roxburghii显示文摘[Objective] T his study aimed to investigate the diversity of community composition and diversity of endophytic bacteria in Anoectochilus roxburghii.[Method]By using Illumina MiSeq high-throughput sequencing technology,the 16S rDNA-V4 region of endophytic bacteria in A. roxburghii was sequenced. Qiime and Mothur software packages were used to sort and count the number of sequences and operational taxonomic units(OTUs) and analyze the species abundance and distribution,Alpha diversity and differences of species abundance among samples. [Result] The number of effective sequences / OTUs for each sample was110485 /247(stem) and 98524 /259(leaf),respectively. The rarefaction curve showed that adequate sampling was performed. The number of OTUs had almost reached a saturation point. Endophytic bacteria in A. roxburghii mainly belonged to the genera Acidovorax,Pseudomonas,Sphingomonas and Halomonas. [Conclusions]Illumina MiSeq high-throughput sequencing technology provides more accurate and scientific data resources for the study of endophytic bacteria in A.roxburghii.Zebin CHEN Xi GAO Dingkang WANG Guoxing WU Lei YU Jia'ni LIU Yongfu ZHANG Shengjing PENG 2016Agricultural Biotechnology2016,5,4:0
20Yangshan A-Type Granites in the Lower Yangtze River Belt Formed by Ridge Subduction:Radiogenic Ca and Nd Isotopic Constraints显示文摘The Early Cretaceous aluminous A-type granites in the Lower Yangtze River belt(LYRB)can provide important insights into the Mesozoic magmatism in eastern China,but their origin remains highly controversial.In this study,radiogenic Ca-Nd isotopic analysis was performed for syenite porphyry and alkali-feldspar granite porphyry of the Yangshan pluton,a typical aluminous A-type granitic intrusion in the LYRB,to constrain its source and geodynamic setting.The results show thatε_(Ca)(126 Ma),ε_(Nd)(126 Ma)and K/Ca_(source) of the syenite porphyry range from-0.24 to+0.96,-7.2 to-6.0,and 0.31 to 1.26,respectively.The corresponding values for the alkali-feldspar granite porphyry range from 0.26 to 0.84,-8.0 to-6.1,and 0.79 to 1.08,respectively.Binary mixing modeling indicates that they were originated from the same sources with different proportion,namely,a mixing of 50%to 75%Neoproterozoic crust and 50%to 25%asthenospheric mantle.Together with previous works,we propose that the Early Cretaceous subduction of the ridge between the Pacific and Izanagi plates was responsible for the formation of the aluminous A-type granites in the LYRB.Jianghao Bai Mingxing Ling Xiaoyong Yang Fang Liu Huangling Gu Zebin Luo Xiaoyan Jiang Zhaofeng Zhang 2022Journal of Earth Science2022,33,3:0
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