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The underappreciated role of fugitive VOCs in ozone formation and health risk assessment emitted from seven typical industries in China

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Journal of environmental Sciences 2024年第2期136卷 647-657页

作者： Zhiling Liang Yunjiang Yu Bingbing Sun Qian Yao Xihua Lin Yongsheng Wang Jianping Zhang Yingzi Li Xuefeng Wang Zhengzheng Tang Shexia Ma college of environmental and Chemical Engineering Shanghai University of Electric PowerShanghai 200090China State environmental protection Key Laboratory of environmental protection Health Risk Assessment South China Institute of Environmental SciencesMinistry of Ecology and EnvironmentGuangzhou 510535China Henan Jiyuan Ecological environment Testing Center Jiyuan 454650China Ecological environment Bureau of Jiyuan Production City Integration Demonstration Zone Jiyuan 454650China

Fugitive emission from industrial sources may result in ozone formation and health risk,while the exact contribution of this source remains incompletely *** this study,emission characteristics,ozone formation potential(OFP)and health risk of fugitive VOCs in7 representative industries were *** material industry was the dominant contributor to VOCs of fugitive emission in comparison with other *** OFP of VOCs from fugitive emission was in the range of 1.45×10^(3)-3.98×10^(5)μg/m^(3),with a higher value than that of organized emission in seven industries except for the coking industry and the chemical material industry,suggesting that fugitive VOCs should be taken into account while developing control ***,m,p-xylene,n-nonane,ethylene,vinyl chloridethe and other high OFP-contributing species were the major reactive species that should be *** risk assessment investigated non-cancer and cancer risks of fugitive VOCs in 7 industries were all above safe level(HR>1 and LCR>1×10^(-4)),posing remarkable health threats to human *** were the main contributor to non-cancer risk,while halohydrocarbons and aromatics contributed most to cancer risks,posing remarkable health threat on human *** findings highlighted the contribution of fugitive VOCs on ozone formation and health risk was underestimated,indicating which should be considered in emission control strategies of industrial sources.

关键词： Industrial sources Volatile organic compounds Fugitive emission Ozone formation potential Health risk assessment

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Basal defense is enhanced in a wheat cultivar resistant to Fusarium head blight

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Journal of Integrative Agriculture 2024年第4期23卷 1238-1258页

作者： Xinlong Gao Fan Li Yikun Sun Jiaqi Jiang Xiaolin Tian Qingwen Li Kaili Duan Jie Lin Huiquan Liu Qinhu Wang State Key Laboratory for Crop Stress Resistance and High-Efficiency Production College of Plant ProtectionNorthwest A&F UniversityYangling 712100China

Fusarium head blight(FHB),mainly caused by the fungal pathogen Fusarium graminearum,is one of the most destructive wheat *** directly affecting the yield,the mycotoxin residing in the kernel greatly threatens the health of humans and *** 979(XN979)is a widely cultivated wheat elite with high yield and FHB ***,its resistance mechanism remains *** this study,we studied the expression of genes involved in plant defense in XN979 by comparative *** found that the FHB resistance in XN979 consists of two lines of *** first line of defense,which is constitutive,is knitted via the enhanced basal expression of lignin and jasmonic acid(JA)biosynthesis *** second line of defense,which is induced upon *** infection,is contributed by the limited suppression of photosynthesis and the struggle of biotic stress-responding ***,the effective defense in XN979 leads to an inhibition of fungal gene expression,especially in the early infection *** formation of the FHB resistance in XN979 may coincide with the breeding strategies,such as selecting high grain yield and lodging resistance *** study will facilitate our understanding of *** interaction and is insightful for breeding FHB-resistant wheat.

关键词： Fusarium head blight Xinong 979 lignin jasmonic acid photosynthesis Fusarium graminearum

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The competition between Bidens pilosa and Setaria viridis alters soil microbial composition and soil ecological function

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Journal of Integrative Agriculture 2024年第1期23卷 267-282页

作者： Qiao Li Jianying Guo Han Zhang Mengxin Zhao State Key Laboratory for Biology of plant Diseases and Insect Pests Institute of Plant ProtectionChinese Academy of Agricultural SciencesBeijing 100193China college of Life Science Yangtze UniversityJingzhou 434025China

Bidens pilosa is recognized as one of the major invasive plants in *** invasion has been associated with significant losses in agriculture,forestry,husbandry,and *** ecosystems play an important role in alien plant *** within the soil act as intermediaries between plants and soil ecological functions,playing a role in regulating soil enzyme activities and nutrient *** the interactions between invasive plants,soil microorganisms,and soil ecological processes is vital for managing and mitigating the impacts of invasive species on the *** this study,we conducted a systematic analysis focusing on *** and Setaria viridis,a common native companion plant in the invaded *** simulate the invasion process of ***,we constructed homogeneous plots consisting of *** and *** grown separately as monocultures,as well as in *** rhizosphere and bulk soils were collected from the alien plant *** and the native plant *** order to focus on the soil ecological functional mechanisms that contribute to the successful invasion of ***,we analyzed the effects of *** on the composition of soil microbial communities and soil ecological *** results showed that the biomass of *** increased by 27.51% and that of *** was significantly reduced by 66.56%.The organic matter contents in the bulk and rhizosphere soils of *** were approximately 1.30 times those in the native plant *** TN and NO_(3)^(-)contents in the rhizosphere soil of *** were 1.30 to 2.71 times those in the native plant *** activities of acid phosphatase,alkaline phosphatase,and urease in the rhizosphere soil of *** were 1.98-2.25 times higher than in the native plant *** high-throughput sequencing of the16S rRNA gene,we found that *** altered the composition of the soil microbial ***,many genera in Actinobacteria and Proteobacteri

关键词： plant invasion Bidens pilosa soil microbial composition soil properties soil enzyme activities

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Disruption of non-classically secreted protein(MoMtp)compromised conidiation,stress homeostasis,and pathogenesis of Magnaporthe oryzae

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Journal of Integrative Agriculture 2024年第8期23卷 2686-2702页

作者： Wajjiha Batool Justice Norvienyeku Wei Yi Zonghua Wang Shihong Zhang Lili Lin Key Laboratory for Extreme-environmental Microbiology College of Plant ProtectionShenyang Agricultural UniversityShenyang 110866China Ministerial and Provincial Joint Innovation Center for Safety Production of Cross-Strait Crops College of Life ScienceFujian Agriculture and Forestry UniversityFuzhou 350002China Key Laboratory of Green Prevention and Control of Tropical plant Diseases and Pests College of Plant ProtectionHainan UniversityHaikou 570288China

Blast disease,caused by the hemibiotrophic ascomycete fungus,Magnaporthe oryzae,is a significant threat to sustainable rice production *** have shown that the blast fungus secretes vast arrays of functionally diverse proteins into the host cell for a successful disease ***,the final destinations of these effector proteins inside the host cell and their role in advancing fungal pathogenesis remain a ***,we reported that a putative mitochondrial targeting non-classically secreted protein(MoMtp)positively regulates conidiogenesis and appressorium maturation in ***,MoM TP gene deletion mutant strains triggered a hypersensitive response when inoculated on rice leaves displaying that MoMtp is essential for the virulence of *** addition,cell wall and oxidative stress results indicated that MoMtp is likely involved in the maintenance of the structural integrity of the fungus *** study also demonstrates an upregulation in the expression pattern of the MoMTP gene at all stages of infection,indicating its possible regulatory role in host invasion and the infectious development of ***,Agrobacterium infiltration and sheath inoculation confirmed that MoMtpGFP protein is predominantly localized in the host mitochondria of tobacco leaf and rice *** together,we conclude that MoMtp protein likely promotes the normal conidiation and pathogenesis of *** and might have a role in disturbing the proper functioning of the host mitochondria during pathogen invasion.

关键词： plant–pathogen interactions effectors hypersensitive response pathogenesis mitochondria

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Egg-associated secretions from the brown planthopper(Nilaparvata lugens)activate rice immune responses

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Insect Science 2024年第4期31卷 1135-1149页

作者： Jing Li Shuai Li Jing Li Xinyang Tan Zhichang Zhao Lei Jiang Ary A.Hoffmann Jichao Fang Rui Ji Institute of plant protection Jiangsu Academy of Agricultural SciencesJiangsu Key Laboratory for Food and Safety-State Key Laboratory Cultivation Base of Ministry of Science and TechnologyNanjingChina college of plant protection Nanjing Agricultural UniversityNanjingChina School of plant protection Anhui Agricultural UniversityHefeiChina School of BioSciences Bio21 InstituteUniversity of MelbourneParkvilleVICAustralia Jiangsu Collaborative Innovation Center of Regional Modern Agriculture&environmental protection Huaiyin Normal UniversityHuaianJiangsu ProvinceChina

The brown planthopper(BPH,Nilaparvata lugens)is a notorious sap-sucking insect pest that damages rice(Oryza sativa)plants throughout *** BPH feeding,saliva enters rice plant tissues,whereas during oviposition egg-associated secretions(EAS)are deposited in damaged plant *** changes in rice to planthopper salivary effectors have been widely ***,the effects of EAS from planthopper on rice immunity remains largely *** this study,we found that both infestation of rice by gravid BPH female adults and treatment with the EAS elicited a strong and rapid accumulation of jasmonic acid(JA),JA-isoleucine,and hydrogen peroxide in *** enhanced plant defenses not only in rice but also in tobacco,and these impaired the performance of BPH on rice,as well as the performance of aphids and whiteflies on ***-throughput proteome sequencing of EAS led to 110 proteins being identified and 53 proteins with 2 or more unique peptides being *** proteins from BPH EAS were also found in the salivary proteome from herbivores,suggesting potential evolutionary conservation of effector functions across feeding and oviposition;however,others were only identified in EAS,and these are likely specifically related to *** findings point to novel proteins affecting interactions between planthoppers and rice during oviposition,providing an additional source of information for effector studies.

关键词： egg-associated secretion Nilaparvata lugens oviposition plant immunity proteome

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Two new species in the bamboo-feeding genus Tiaobeinia(Hemiptera:Cicadellidae:Deltocephalinae)from China

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Entomotaxonomia 2024年第3期46卷 220-227页

作者： Mengshu SHEN Wu DAI Key Laboratory of plant protection Resources and Pest Management Ministry of EducationCollege of Plant ProtectionNorthwest A&F UniversityYanglingShaanxi 712100China

Two new species of Mukariini,Tiaobeinia coarseata *** Shaanxi and Tiaobeinia yuani *** Gansu,are *** morphological descriptions and illustrations of these new species are given.A checklist of all known species in this... 详细信息

关键词： Auchenorrhyncha taxonomy key

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RpUGT344J7 is involved in the reproduction switch of Rhopalosiphum padi with holocyclic life cycle

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Insect Science 2024年第4期31卷 1073-1089页

作者： Suji Wang Wenjie Huang Mengtian Li Ni Wang Xi Liu Maohua Chen Xiong Peng State Key Laboratory of Crop Stress Biology for Arid Areas Key Laboratory of Plant Protection Resources and Pest Management of Ministry of EducationKey Laboratory of Integrated Pest Management on the Loess Plateau of Ministry of Agriculture and Rural AffairsCollege of Plant ProtectionNorthwest A&F UniversityYanglingShaanxi ProvinceChina

Many aphid species exhibit both cyclical parthenogenesis(CP)and the obligate parthenogenesis(OP)life history,which are genetically *** CP aphid lineages,the parthenogenetic individuals can switch from asexual to sexual reproduction quickly in response to environmental factors such as changes in photoperiod and ***,the OP aphid lineages do not undergo sexual reproduction under any *** far,mechanisms underlying the reproduction switch in CP aphids have not been fully *** padi,a serious worldwide insect pest of wheat,has both CP and OP *** diphosphate-glycosyltransferases(UGTs)are enzymes that participate in the metabolic detoxification of ***,we identified 43 RpUGT genes from *** genome and transcriptome sequences,and found that:(1)the UGT content of the CP lineage was significantly higher than that in the OP lineage at the key time points when CP lineage mainly produce virginoparae,gynoparae,and males under inducing condition,while there were no significant difference under normal conditions;(2)RpUGT344J7 gene was highly expressed during the time points when CP lineages produce gynopara and males;(3)the critical time points for CP lineages to produce virginoparaee,gynoparae,and males were affected when the CP lineages were injected with dsRpUGT344J7;(4)the knockdown of RpUGT344J7 caused a significant reduction in the total number of virginoparae,gynoparae,and males in the offspring under inducing *** findings contribute to our understanding of the molecular mechanisms underlying the quick shift from asexual to sexual reproduction in aphid species.

关键词： bird cherry-oat aphid cyclical parthenogenesis obligate parthenogenesis reproduction switch uridine diphosphate-glycosyltransferases(UGTs)

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Minerals in edible insects:a review of content and potential for sustainable sourcing

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Food Science and Human Wellness 2024年第1期13卷 65-74页

作者： Mingxing Lu Chenxu Zhu Sergiy Smetana Ming Zhao Haibo Zhang Fang Zhang Yuzhou Du college of plant protection&Institute of Applied Entomology Yangzhou UniversityYangzhou 225009China German Institute of Food Technologies(DIL e.V.) Quakenbrück D-49610Germany Jiangsu plant protection and plant Quarantine Station Nanjing 210036China Joint International Research Laboratory of Agriculture and Agri-Product Safety Yangzhou UniversityYangzhou 225009China

In response to the rapid increase in world population and subsequent demands for food,edible insects represent an alternative food source for humans that is rich in proteins,amino acids and *** is a tradition in many countries including China and Thailand,and edible insects have attracted a lot of attention in Western World due to their suitable nutrient composition,high mineral content(e.g.,Fe,Zn,Ca,Mg)and potential use as a supplement in human *** this study,we surveyed mineral content in seven insect orders and 67 species of mass produced and wild-harvested edible *** total content of essential elements in edible insects was very high in Tenebrio molitor,Bombyx mori,and Zonocerus *** heavy metal content(summarized for eight species)was below the maximum limit allowed for safe *** supply of minerals derived from insect biomass is complicated due to the high variations of mineral content in insects and the potential of its change due to processing.

关键词： Edible insects Minerals Nutrition Food safety Sustainability

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Effect of mutations on acetohydroxyacid synthase(AHAS)function in Cyperus difformis L.

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Journal of Integrative Agriculture 2024年第1期23卷 177-186页

作者： Xiaotong Guo Xiangju Li Zheng Li Licun Peng Jingchao Chen Haiyan Yu Hailan Cui State Key Laboratory for Biology of plant Diseases and Insect Pests Institute of Plant ProtectionChinese Academy of Agricultural SciencesBeijing 100193China college of Resources and environmental Sciences China Agricultural UniversityBeijing 100193China

Cyperus difformis *** a troublesome weed in paddy fields and has attracted attention due to its resistance to acetohydroxyacid synthase(AHAS)*** was found that the amino acid mutation in AHAS was the primary cause for the resistance of Cyperus ***,the effect of different mutations on AHAS function is not clear in Cyperus *** confirm the effect of mutations on AHAS function,six biotypes were collected,including Pro197Arg,Pro197Ser,Pro197Leu,Asp376Glu,Trp574Leu and wild type,from Hunan,Anhui,Jiangxi and Jiangsu provinces,China and the function of AHAS was *** AHAS in vitro inhibition assay results indicated that the mutations decreased the sensitivity of AHAS to pyrazosulfuron-ethyl,in which the I_(50)(the half maximal inhibitory concentration)of wild type AHAS was 0.04μmol L^(-1)and Asp376Glu,Pro197Leu,Pro197Arg,Pro197Ser and Trp574Leu mutations were 3.98,11.50,40.38,38.19 and 311.43μmol L^(-1),*** the determination of enzyme kinetics parameters,the Km and the maximum reaction velocity(Vmax)of the wild type were 5.18 mmol L^(-1)and 0.12 nmol mg^(-1)min^(-1),respectively,and the Km values of AHAS with Asp376Glu,Trp574Leu,Pro197Leu and Pro197Ser mutations were 0.38-0.93 times of the wild *** Km value of the Pro197Arg mutation was 1.14times of the wild type,and the Vmax values of the five mutations were 1.17-3.33-fold compared to the wild *** was found that the mutations increased the affinity of AHAS to the substrate,except for the Pro197Arg *** a concentration of 0.0032-100 mmol L^(-1)branched-chain amino acids(BCAAs),the sensitivity of the other four mutant AHAS biotypes to feedback inhibition decreased,except for the Pro197Arg *** study elucidated the effect of different mutations on AHAS function in Cyperus difformis and provided ideas for further study of resistance development.

关键词： acetohydroxyacid synthase(AHAS) mutation enzyme function Cyperus difformis

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Cytospora pyri promotes Erwinia amylovora virulence by providing metabolites and hyphae

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Journal of Integrative Agriculture 2024年第9期23卷 3045-3054页

作者： Tong Shen Mengdi Ye Yeping Xu Bohan Ding Hongtao Li Li Zhang Jun Wang Yanli Tian Baishi Hu Youfu Zhao college of plant protection/Key Laboratory of Integrated Management of Crop Diseases and Pests Nanjing Agricultural UniversityNanjing 210095China Key Laboratory of plant Quarantine Pests Monitoring and Control Ministry of Agriculture and Rural AffairsNanjing 210095China plant protection and Quarantine Station of Xinjiang Uygur Autonomous Region Urumqi 830001China Xinjiang Key Laboratory of Agricultural Biosafety Institute of Plant ProtectionXinjiang Academy of Agricultural SciencesUrumqi 830013China college of Agriculture Xinjiang Agricultural UniversityUrumqi 830052China plant Pathology Department Washington State UniversityProsserWA 24106USA

Bacterial-fungal interactions are widespread in *** observed that pear orchards affected by Cytospora pyri(formerly Valsa pyri)were often accompanied with Erwinia ***,the relationship of the two pathogens was *** objective of this study was to determine whether the synergistic effect exists between *** and *** first analyzed the coexistence frequencies of *** and *** in pear *** of the two pathogens,growth,physical interactions,amylovoran production,and expression of genes for amylovoran biosynthesis were *** results showed that *** and *** could coexist on the same lesion and caused much more severe *** also found that *** could physically attach to *** and the expression of amylovoran biosynthesis genes were up-regulated with fungal metabolite *** results indicate that *** and *** can cooperatively interact,which provides *** with an opportunity to promote bacterial dispersal and production of virulence factor in ***.

关键词： pear fire blight Erwinia amylovora Valsa canker amylovoran synergy

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