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(±)-Catechins inhibit prehaustorium formation in the parasitic weed Phelipanche ramosa and reduce tomato infestation. (±)-儿茶素可抑制寄生杂草Phelipanche ramosa的前茎形成,并减少番茄虫害。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-10-05 DOI: 10.1002/ps.8472
Christophe Veronesi, Estelle Billard, Philippe Delavault, Philippe Simier
{"title":"(±)-Catechins inhibit prehaustorium formation in the parasitic weed Phelipanche ramosa and reduce tomato infestation.","authors":"Christophe Veronesi, Estelle Billard, Philippe Delavault, Philippe Simier","doi":"10.1002/ps.8472","DOIUrl":"10.1002/ps.8472","url":null,"abstract":"<p><strong>Background: </strong>Phelipanche ramosa L. (Pomel) is a noxious parasitic weed in field and vegetable crops in Mediterranean countries. Control of this pest is complex and far from being achieved, and new environmentally-friendly strategies are being sought. The present study evaluates the possibility of using (±)-catechins as a natural herbicide against broomrapes.</p><p><strong>Results: </strong>The results show that (±)-catechins have no effect on GR24-induced germination over a wide concentration range (10<sup>-4</sup> to 10<sup>-10</sup> m), nor on radicle elongation after germination, but strongly inhibit, at 10<sup>-4</sup> and 10<sup>-5</sup> m, prehaustorium formation in response to the haustorium-inducing factor, cis/trans-zeatin. Accordingly, pot experiments involving the supplies of 10<sup>-5</sup> m of (±)-catechins to tomato plants infested or not with P. ramosa demonstrate that (±)-catechins do not influence growth of non-parasitized tomato plants and prevent heavy infestation by strongly reducing parasite attachments and inducing parasite necrosis once they are attached.</p><p><strong>Conclusion: </strong>This study points the potential use of (±)-catechins for parasitic weed control. It raises also the question of the mechanisms involved in the inhibition of prehaustorium formation and the necrosis of parasite attachments in response to (±)-catechins application. © 2024 The Author(s). Pest Management Science published by John Wiley & Sons Ltd on behalf of Society of Chemical Industry.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"720-726"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11716364/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142374770","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The V410L kdr allele in the VGSC confers higher levels of field resistance to permethrin in urban mosquito populations of Aedes aegypti (L.). VGSC 中的 V410L kdr 等位基因使埃及伊蚊(L. )的城市蚊子种群对氯菊酯产生更高水平的野外抗药性。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-10-29 DOI: 10.1002/ps.8495
Jonathan R Hernandez, Han-Jung Lee, Maximea E Vigilant, Scott Crawford, Patricia V Pietrantonio
{"title":"The V410L kdr allele in the VGSC confers higher levels of field resistance to permethrin in urban mosquito populations of Aedes aegypti (L.).","authors":"Jonathan R Hernandez, Han-Jung Lee, Maximea E Vigilant, Scott Crawford, Patricia V Pietrantonio","doi":"10.1002/ps.8495","DOIUrl":"10.1002/ps.8495","url":null,"abstract":"<p><strong>Background: </strong>Females of Aedes aegypti transmit emerging arboviruses including Zika, dengue, yellow fever, and chikungunya. Control of these adult mosquitoes heavily relies on synthetic insecticides, including pyrethroids. However, insecticide resistance development in populations poses a significant challenge to vector control, particularly from knockdown resistance (kdr) mutations in the voltage-gated sodium channel (VGSC), the target of pyrethroids. This study investigated the field efficacy of Permanone, a pyrethroid-based insecticide, against Ae. aegypti by assessing the impact of three common kdr mutations (V410L, V1016I, F1534C) on mosquito survival under a real operational mosquito control scenario, by quantifying the pesticide delivered in the field.</p><p><strong>Results: </strong>Field cage tests (FCTs) were conducted while conducting a realistic mosquito control application. Female mosquitoes from six operational areas from Harris County, TX, USA were exposed to Permanone delivered with a handheld sprayer. Permanone deposited near the cages was estimated from aluminum boats placed in the field during FCTs using gas chromatography-mass spectrometry (GC-MS). Mortality rates were recorded, and individual mosquitoes were genotyped for kdr mutations. A probit regression model was used to analyze the factors influencing mosquito survivorship. As the distance from the application source route increased, the amount of Permanone deposited decreased, resulting in higher survivorship frequency of Ae. aegypti females with the triple-resistant kdr genotype (LL/II/CC). The L allele at the 410-site significantly contributed to an increased resistance level when co-occurring with other kdr mutations.</p><p><strong>Conclusion: </strong>This study linked the survival probabilities of mosquitoes with different kdr genotypes, and the amount of pesticide they received in the field. Pesticide quantification, control efficacy results and genotyping allowed us to empirically determine the impact of genotypic resistance on vector control in the field. © 2024 Society of Chemical Industry.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"923-936"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142520519","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Antifungal activity mechanisms of venturicidin A against Botrytis cinerea contributes to the control of gray mould. 文曲星 A 对灰霉病菌的抗真菌活性机制有助于控制灰霉病。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-10-31 DOI: 10.1002/ps.8515
Lifang Hu, Xiaomin Dong, Ruimin Jia, Jing Chen, Shang Cao, Lin Tian, Yan Sun, Yang Wang
{"title":"Antifungal activity mechanisms of venturicidin A against Botrytis cinerea contributes to the control of gray mould.","authors":"Lifang Hu, Xiaomin Dong, Ruimin Jia, Jing Chen, Shang Cao, Lin Tian, Yan Sun, Yang Wang","doi":"10.1002/ps.8515","DOIUrl":"10.1002/ps.8515","url":null,"abstract":"<p><strong>Background: </strong>Gray mould caused by Botrytis cinerea, an airborne phytopathogenic pathogen, infects many economically important fruits and vegetables. Secondary metabolic products of microorganisms are potential resources for developing fungicide alternatives. Venturicidin A (VentA) is produced by a biocontrol strain Streptomyces pratensis S10. Although a broad spectrum of antifungal activity has been reported for VentA, little is known about its antifungal mechanisms against B. cinerea.</p><p><strong>Results: </strong>Venturicidin A exhibited a strong hyphal inhibition of B. cinerea with an EC<sub>50</sub> (effective concentration causing 50% growth inhibition) value of 1.08 μg mL<sup>-1</sup> on PDA medium. Different concentrations of VentA inhibited spore germination with an inhibition rate of 49-86%. Venturicidin A also displayed protective and curative activity against the development of B. cinerea infection on tomato fruit, reducing disease incidence by ≈28-78%. Additionally, VentA effectively reduced the disease index and lesion length of gray mould on tomato plant. Meanwhile, VentA downregulated the expression levels of six genes related to pathogenicity in B. cinerea. As observed by scanning electron microscopy, B. cinerea spores and hyphae are abnormal after treatment with VentA. Propidium iodide staining revealed that VentA destroyed cell membrane integrity, causing cytoplasmic leakage. Furthermore, VentA induced accumulation of reactive oxygen species and upregulated the genes encoding subunits for NADPH oxidase in B. cinerea.</p><p><strong>Conclusion: </strong>This study indicated that VentA displayed strong inhibitory activity against B. cinerea and effectively reduced gray mould disease. Thus, VentA has the potential to manage gray mould caused by B. cinerea. © 2024 Society of Chemical Industry.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"1113-1126"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142542415","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
EPSPS gene amplification in a glyphosate-resistant population of Italian ryegrass (Lolium multiflorum) from Oregon. 俄勒冈州抗草甘膦意大利黑麦草(Lolium multiflorum)群体中的 EPSPS 基因扩增。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-10-31 DOI: 10.1002/ps.8508
Victor Hv Ribeiro, Pete Berry, Tim B Creed, Judit Barroso, Carol A Mallory-Smith, Joseph P Gallagher
{"title":"EPSPS gene amplification in a glyphosate-resistant population of Italian ryegrass (Lolium multiflorum) from Oregon.","authors":"Victor Hv Ribeiro, Pete Berry, Tim B Creed, Judit Barroso, Carol A Mallory-Smith, Joseph P Gallagher","doi":"10.1002/ps.8508","DOIUrl":"10.1002/ps.8508","url":null,"abstract":"<p><strong>Background: </strong>Lolium multiflorum Lam. (Italian ryegrass, annual ryegrass) is both a weed and a crop in Oregon. Because it is commonly managed using chemical controls, herbicide-resistant populations have evolved within the seed production region. A glyphosate-resistant population was identified in Yamhill County, Oregon, in a fallow field previously cropped with perennial ryegrass.</p><p><strong>Results: </strong>Dose-response studies showed that the glyphosate-resistant population, OR12, was nine-fold more resistant to glyphosate than the susceptible population. No EPSPS amino acid substitutions known to confer glyphosate resistance were observed via gene sequencing. Quantitative polymerase chain reaction (qPCR) of genomic DNA revealed a mean 30-fold increase in EPSPS gene copies in the OR12 population. Biomass after glyphosate treatment was correlated with EPSPS gene copy number of individual plants.</p><p><strong>Conclusion: </strong>This is the first known report of glyphosate resistance associated with EPSPS gene amplification to arise in L. multiflorum populations in Oregon. © 2024 Society of Chemical Industry. This article has been contributed to by U.S. Government employees and their work is in the public domain in the USA.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"1060-1066"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142542416","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Cry1 resistance in a CRISPR/Cas9-mediated HaCad1 gene knockout strain of the Australian cotton bollworm Helicoverpa armigera conferta (Lepidoptera: Noctuidae). CRISPR/Cas9 介导的澳大利亚棉铃虫 Helicoverpa armigera conferta(鳞翅目:夜蛾科)HaCad1 基因敲除株系的 Cry1 抗性。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-11-14 DOI: 10.1002/ps.8500
Cao Grace Fang, Bill James, Michelle Williams, Andy Bachler, Wee Tek Tay, Tom Walsh, Michael Frese
{"title":"Cry1 resistance in a CRISPR/Cas9-mediated HaCad1 gene knockout strain of the Australian cotton bollworm Helicoverpa armigera conferta (Lepidoptera: Noctuidae).","authors":"Cao Grace Fang, Bill James, Michelle Williams, Andy Bachler, Wee Tek Tay, Tom Walsh, Michael Frese","doi":"10.1002/ps.8500","DOIUrl":"10.1002/ps.8500","url":null,"abstract":"<p><strong>Background: </strong>Helicoverpa armigera is a highly polyphagous species that causes huge losses to agricultural and horticultural crops worldwide. In the cotton industry, H. armigera, including the Australian subspecies Helicoverpa armigera conferta, is largely managed using genetically modified crops that express insecticidal toxins, such as Cry1Ac. Resistance to Cry1 proteins occurs and, in some cases, is mediated by changes to HaCad1, a gene that encodes the midgut protein cadherin. Around the world, numerous resistance-associated polymorphisms have been identified in the HaCad1 gene of H. armigera, but Cry1Ac resistance is rare in the Australian subspecies. We used CRISPR/Cas9 to disrupt the cadherin gene in H. armigera conferta and characterised the resulting phenotype with bioassays and transcriptomics.</p><p><strong>Results: </strong>Compared to the parental strain, the newly generated HaCad1 knockout strain is 44-fold and 16-fold more resistant to Cry1Ac and Cry1A.105, respectively, while wild-type and knockout insects were equally insensitive to Cry1F.</p><p><strong>Conclusion: </strong>The disruption of the HaCad1 gene causes Cry1Ac resistance in Australian H. armigera conferta. However, Cry1Ac resistance remains rare in Australian field populations suggesting that Australia's approach to pest management in cotton has prevented widespread Cry1Ac resistance. © 2024 CSIRO. Pest Management Science published by John Wiley & Sons Ltd on behalf of Society of Chemical Industry.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"959-965"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11716338/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142613287","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The herbicidal activity and mechanism of Talaromyces purpureogenus CY-1 metabolites. Talaromyces purpureogenus CY-1 代谢物的除草活性和机理。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-10-31 DOI: 10.1002/ps.8510
Chunping Yang, Yuan Lu, Yinhua Yang, Jiayun Hu, Yifen Yang, Min Zhang, Guoshu Gong, Huabao Chen, Chunxian Jiang
{"title":"The herbicidal activity and mechanism of Talaromyces purpureogenus CY-1 metabolites.","authors":"Chunping Yang, Yuan Lu, Yinhua Yang, Jiayun Hu, Yifen Yang, Min Zhang, Guoshu Gong, Huabao Chen, Chunxian Jiang","doi":"10.1002/ps.8510","DOIUrl":"10.1002/ps.8510","url":null,"abstract":"<p><strong>Background: </strong>Studies have shown that Talaromyces can produce a large number of secondary metabolites in its metabolic process, many of which have good insecticidal, antibacterial, antitumor, antiviral and other biological activities. In order to explore the herbicidal activity and mechanism of Talaromyces purpureogenus CY-1, we determined the inhibitory effect of the fermentation broth of the CY-1 strain on weeds, identified the major active components, and further investigated the herbicidal mechanism.</p><p><strong>Result: </strong>The results showed that CY-1, with IC50 values of 5.40 g/L and 4.39 g/L, respectively, exhibited good herbicidal activity against Xanthium sibiricum and Amaranthus lividus. Spraying CY-1 strain fermentation broth on redroot pigweed resulted in plant protection efficiencies and fresh weight protection efficiencies of 83.7% and 87%, respectively. The active component identified in the broth was 2-(3-hydroxybenzoyloxy) acrylic acid. Treatment of Amaranthus lividus with 2-(3-hydroxybenzoyloxy) acrylic acid resulted in trends of increasing superoxide dismutase activity, peroxidase activity, respiratory rate, cytochrome oxidase activity, and soluble protein content, followed by a decrease. Peroxidase activity, relative conductance and malondialdehyde content gradually increased, while acetyl lactate synthase and glutamine synthetase initially decreased and gradually returned to normal. The soluble sugar content showed a gradual decrease.</p><p><strong>Conclusion: </strong>The findings of the present study indicate that 2-(3-hydroxybenzoyloxy) acrylic acid can induce oxidative stress in plants, damaging plant cell walls, weakening respiratory activity, inhibiting protein synthesis and sugar metabolism, ultimately leading to weed wilting and death. © 2024 Society of Chemical Industry.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"1080-1093"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142556555","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Trehalose metabolism mediates trade-offs between reproduction and survival in beet webworm, Loxostege sticticalis, under heat stress. 热胁迫下甜菜网虫(Loxostege sticticalis)在繁殖和生存之间的权衡是由重卤糖代谢调节的。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-10-22 DOI: 10.1002/ps.8492
Zhiqiang Tian, Yijie Qiao, Dianjie Xie, A Puqian, Lei Zhang, Yunxia Cheng, Xingfu Jiang, J P Michaud
{"title":"Trehalose metabolism mediates trade-offs between reproduction and survival in beet webworm, Loxostege sticticalis, under heat stress.","authors":"Zhiqiang Tian, Yijie Qiao, Dianjie Xie, A Puqian, Lei Zhang, Yunxia Cheng, Xingfu Jiang, J P Michaud","doi":"10.1002/ps.8492","DOIUrl":"10.1002/ps.8492","url":null,"abstract":"<p><strong>Background: </strong>Temperature is an important determinant of developmental and reproductive rates in insects. Here, we investigated the physiological responses of adult beet webworm, Loxostege sticticalis L. (Lepidoptera: Crambidae), to three temperatures (16, 23 and 30 °C) focusing on trehalose metabolism.</p><p><strong>Results: </strong>Exposure of moths to 30 °C accelerated eclosion and ovarian development, but shortened the oviposition period and adult longevity, whereas exposure to 16 °C had opposite effects. Transcriptome analysis revealed that vitellogenin (VG) and vitellogenin receptor (VR) genes were up-regulated at 30 °C, as were numerous genes related to energy metabolism, including those involved in the insulin signaling pathway, the tricarboxylic acid (TCA) cycle, and glycolysis. Expression of the trehalose transporter gene TRET1 was also induced at high temperature, primarily in the ovaries, where trehalose content increased, accompanied by lipid degradation in the fat body. Treatment with the trehalase inhibitor validamycin A reduced female fecundity and longevity at 23 °C, but enhanced the expression of genes related to stress resistance and reproduction, mimicking the effect of high temperature.</p><p><strong>Conclusion: </strong>Besides their practical utility for predicting the oviposition behavior and geographic distribution of L. sticticalis in the field, these results elucidate the various physiological roles of trehalose in L. sticticalis during exposure of moths to high temperature and may provide insights into the relationship between stress resistance and reproduction in insects more generally. © 2024 Society of Chemical Industry.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"903-911"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142454276","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Enhances the resistance of rice to lepidopteran pests by fusing the Cry1Ca and Cry2Aa genes with self-cleavage peptide sequence. 通过将 Cry1Ca 和 Cry2Aa 基因与自裂解肽序列融合,增强水稻对鳞翅目害虫的抗性。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-10-29 DOI: 10.1002/ps.8502
Qing Liu, Lihua Deng, Lvshui Weng, Jinjiang Li, Xinyan Li, Weiwei Kang, Yaping Duan, Guoying Xiao
{"title":"Enhances the resistance of rice to lepidopteran pests by fusing the Cry1Ca and Cry2Aa genes with self-cleavage peptide sequence.","authors":"Qing Liu, Lihua Deng, Lvshui Weng, Jinjiang Li, Xinyan Li, Weiwei Kang, Yaping Duan, Guoying Xiao","doi":"10.1002/ps.8502","DOIUrl":"10.1002/ps.8502","url":null,"abstract":"<p><strong>Background: </strong>Accumulation of two or more Bacillus thuringiensis (Bt) proteins in plant not only improves the resistance to pests and broadens the resistance spectrum of crops, but also delays the development of pest resistance.</p><p><strong>Results: </strong>The self-cleavage peptide sequence was used to link two codon-optimized genes, so as to achieve simultaneous accumulation of two low homologous insecticidal proteins in one plant. The rice transformants accumulating Cry1Ca and Cry2Aa proteins were fed to local lepidopteran pests and the larva mortality in 5 days were 100%. The sum of Cry1Ca and Cry2Aa proteins in leaves of transformants E1C&2A-1 and E2A&1C-18 were 10.60 and 9.55 μg g<sup>-1</sup> fresh weight (FW), respectively, and the larva mortality of fall armyworm fed on their leaves for 5 days reached 100%. For the control transformants that expressed one Bt protein, the content of Cry1Ca in leaves of transformant E1CM031 was 14.94 μg g<sup>-1</sup> FW, and that of Cry2Aa in leaves of transformant B2A4008S was 11.90 μg g<sup>-1</sup> FW, but the larva mortality of fall armyworm fed on leaves of E1CM031 and B2A4008S for 5 days were 77.78% and 52.78%, respectively. Although the total Bt contents in transformants expressing one Bt protein were higher than that of transformants expressing two Bt proteins, the lethality of transformants expressing one Bt protein were obviously lower than that of transformants expressing two Bt proteins.</p><p><strong>Conclusion: </strong>The lethal effect of accumulating both Cry1Ca and Cry2Aa proteins in rice was stronger than that of amassing Cry1Ca or Cry2Aa protein only, which meant there was synergistic effect between Cry1Ca and Cry2Aa proteins. © 2024 Society of Chemical Industry.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"1003-1016"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142520516","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Four birds with one stone: applying nitrification inhibitor on the basis of percarbamide restores yield, decreases fungicide residue, enhances soil multifunctionality and stimulates bacterial community. 一石四鸟:在过卡巴肼的基础上使用硝化抑制剂可恢复产量、减少杀菌剂残留、提高土壤多功能性并刺激细菌群落。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-10-28 DOI: 10.1002/ps.8509
Tao Guo, Patrick J O'Connor, Wenhui Tang, Bin Ma, Minzhe Zhou, Manyun Zhang
{"title":"Four birds with one stone: applying nitrification inhibitor on the basis of percarbamide restores yield, decreases fungicide residue, enhances soil multifunctionality and stimulates bacterial community.","authors":"Tao Guo, Patrick J O'Connor, Wenhui Tang, Bin Ma, Minzhe Zhou, Manyun Zhang","doi":"10.1002/ps.8509","DOIUrl":"10.1002/ps.8509","url":null,"abstract":"<p><strong>Background: </strong>Fungicide residues were frequently detected in vegetables and soils, which severely affected crop yields and qualities. Reasonable nitrogen management might promote yields and decrease fungicide carbendazim residues in plant-soil systems. Current study explores comprehensive relationships among carbendazim residues, crop yields, soil multifunctionalities and endophytic and soil bacterial communities after applying nitrification inhibitors (3,4-dimethylpyrazole phosphate and dicyandiamide) and percarbamide to different soils.</p><p><strong>Results: </strong>Combined nitrification inhibitor and percarbamide additions produced multi-effects on restoring yields, declining fungicide residues, promoting soil multifunctionalities and stimulating bacterial communities. Relative to the control, percarbamide application promoted carbendazim dissipations in upland soils but decreased bacterial community diversities and stabilities in different soils. Compared to exclusive percarbamide, extra dicyandiamide applications decreased carbendazim residues by 25.8% in upland soils and 70.2% in paddy soils, declined carbendazim residues in carrots via improving soil pH, ammonium nitrogen (NH<sub>4</sub> <sup>+</sup>-N) and Proteobacteria ratios. Relative to percarbamide application alone, extra dicyandiamide addition promoted the dry carrot yields by 133.2% in upland soils and 33.5% in paddy soils via promoting soil NH<sub>4</sub> <sup>+</sup>-N, Acidobacteriota and Actinobacteriota ratios and bacterial community diversities and stabilities. Upland soil multifunctionality improvements diminished soil carbendazim residues via promoting soil pH and NH<sub>4</sub> <sup>+</sup>-N, and paddy soil multifunctionalities and endophytic bacterial community structures generated negative influences on carrot carbendazim residues.</p><p><strong>Conclusion: </strong>Our study suggested that nitrification inhibitor on the basis of percarbamide generated multi-effects on the different crop-soil systems: restoring carrot yields, reducing carbendazim contents, promoting soil multifunctionalities and stimulating bacterial community diversities and stabilities. © 2024 Society of Chemical Industry.</p>","PeriodicalId":218,"journal":{"name":"Pest Management Science","volume":" ","pages":"1067-1079"},"PeriodicalIF":3.8,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142520517","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correction to 'Effect of sublethal concentrations of the bioinsecticide spinosyn treatment of Trichoplusia ni eggs on the caterpillar and its parasitoid, Trichogramma brassicae'. 更正 "亚致死浓度的生物杀虫剂 spinosyn 对毛虫及其寄生虫 Trichogramma brassicae 的影响"。
IF 3.8 1区 农林科学
Pest Management Science Pub Date : 2025-02-01 Epub Date: 2024-11-26 DOI: 10.1002/ps.8576
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