Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes最新文献

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Impact of heavy metals on health and quality of Oreochromis niloticus cultured in biofloc and earthen pond systems.
IF 1.4 4区 农林科学
Khalid Hussain Rind, Madeeha Arshad, Saima Majeed, Syed Sikandar Habib, Salim S Al-Rejaie, Mohamed Mohany, Francesca Aragona, Francesco Fazio
{"title":"Impact of heavy metals on health and quality of <i>Oreochromis niloticus</i> cultured in biofloc and earthen pond systems.","authors":"Khalid Hussain Rind, Madeeha Arshad, Saima Majeed, Syed Sikandar Habib, Salim S Al-Rejaie, Mohamed Mohany, Francesca Aragona, Francesco Fazio","doi":"10.1080/03601234.2025.2468065","DOIUrl":"https://doi.org/10.1080/03601234.2025.2468065","url":null,"abstract":"<p><p>Heavy metal contamination in aquaculture threatens fish health and consumer safety, with bioaccumulation differing between farming systems. The study compares heavy metal (Cd, Cr, Pb and Cu) contamination in fish feed, water and organs (muscle, gills and liver) of Nile tilapia (<i>Oreochromis niloticus</i>) from biofloc and pond farming systems. Samples were collected from ten biofloc tanks and ten earthen ponds, with heavy metals quantified using atomic absorption spectrophotometry. Heavy metal levels in fish feed were below permissible limits, while pond water showed significantly higher (<i>P</i> < 0.05) contamination than biofloc water. Pond-reared tilapia exhibited higher heavy metal accumulation in muscles, gills and liver compared to biofloc-reared fish. The liver showed the highest bioaccumulation, followed by gills, in both systems. Cd levels exceeded standard limits in the liver and gills of pond-reared fish. Principal component analysis (PCA) and cluster analysis revealed strong correlations between heavy metals in gills, water and liver, while muscles and feed formed a separate cluster. Pb, Cd and Cu were closely associated, suggesting a common contamination source. The health index (HI) for muscle was <1 in both systems, indicating safety for consumption. Overall, biofloc-reared tilapia was found safer for human consumption compared to pond-reared fish.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"1-9"},"PeriodicalIF":1.4,"publicationDate":"2025-02-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143515863","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Pesticide and hydrocarbon toxicity in fish: effects on Chelon labrosus (Risso, 1827) along the northeastern Sicilian coast (Italy) evaluated by enzymatic biomarkers.
IF 1.4 4区 农林科学
Roberta Minutoli, Francesco Fazio, Antonia Granata, Francesca Aragona, Vincenzo Parrino
{"title":"Pesticide and hydrocarbon toxicity in fish: effects on <i>Chelon labrosus</i> (Risso, 1827) along the northeastern Sicilian coast (Italy) evaluated by enzymatic biomarkers.","authors":"Roberta Minutoli, Francesco Fazio, Antonia Granata, Francesca Aragona, Vincenzo Parrino","doi":"10.1080/03601234.2025.2471203","DOIUrl":"https://doi.org/10.1080/03601234.2025.2471203","url":null,"abstract":"<p><p>Pesticides intoxication affects aquatic organisms as well as a group of contaminants that are represented by crude oil, petroleum hydrocarbons (PHs), polycyclic aromatic hydrocarbons (PAHs) and their derivatives. Useful tools for ecotoxicological studies of marine ecosystems are based on biomarker application on bioindicator key fish species. The aim of the present study was to highlight the presence of pesticides and hydrocarbons in a coastal marine environment, the harbour of Capo d'Orlando town (northeastern Sicily, Italy), by using the ecotoxicological biomarker Acetylcholinesterase (AChE) and Butyrylcholinesterase (BChE) enzymatic activities in the key fish species <i>Chelon labrosus</i>. A reference site was selected. Chemical analysis of water samples was also carried out to analyze and eventually confirm the presence of pesticides in the study area. Results showed significant inhibition in AChE (80%) and BChE (77%) activities in fish from the harbour of Capo d'Orlando compared to the reference site. The esterase inhibition is primarily due to the presence of organophosphorus insecticides and carbamates, that resulted in higher concentrations of contaminants in the water of the harbour of Capo d'Orlando compared to the reference quality standard decree (Ministerial Decree 260, 2010). This study highlighted the contamination by insecticides and most probably by hydrocarbons in fish from the harbour of Capo d'Orlando, which also represents a threat to the human population consuming affected fish.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"1-9"},"PeriodicalIF":1.4,"publicationDate":"2025-02-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143515864","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Effective approach for removing antibiotic residues from wastewater using Bi2O3@C3N4 photocatalyst.
IF 1.4 4区 农林科学
Minh Viet Nguyen, Phong Nguyen Thanh, Minh Phuong Nguyen, Huong Pham Thi, Nhat Minh Dang
{"title":"Effective approach for removing antibiotic residues from wastewater using Bi<sub>2</sub>O<sub>3</sub>@C<sub>3</sub>N<sub>4</sub> photocatalyst.","authors":"Minh Viet Nguyen, Phong Nguyen Thanh, Minh Phuong Nguyen, Huong Pham Thi, Nhat Minh Dang","doi":"10.1080/03601234.2025.2459996","DOIUrl":"https://doi.org/10.1080/03601234.2025.2459996","url":null,"abstract":"<p><p>This study explores the photocatalytic decomposition of antibiotic residues, including tetracycline (TCR) and amoxicillin (AMR), from wastewater using Bi<sub>2</sub>O<sub>3</sub>@C<sub>3</sub>N<sub>4</sub> photocatalyst. The characterization findings revealed that Bi<sub>2</sub>O<sub>3</sub>@C<sub>3</sub>N<sub>4</sub> exhibited significantly improved light absorption properties and enhanced charge separation efficiency. According to the experimental results, Bi<sub>2</sub>O<sub>3</sub>@C<sub>3</sub>N<sub>4</sub> exhibited high degradation efficiencies of 77.6% for TCR and 83.2% for AMR in wastewater samples. It also displayed excellent reusability, with the removal efficiencies of TCR and AMR remaining at 71.3 and 78.8%, respectively, after five cycles. Additionally, the photodegradation of TCR and AMR using Bi<sub>2</sub>O<sub>3</sub>@C<sub>3</sub>N<sub>4</sub> is suggested to follow the Z-scheme pathway. The results of this study could be utilized for removing antibiotic pollutants from wastewater, thereby reducing their impact on human health and the environment.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"1-8"},"PeriodicalIF":1.4,"publicationDate":"2025-02-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143364804","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Effective removal of carbofuran pesticide in wastewater using silver-doped TiO2 photocatalyst.
IF 1.4 4区 农林科学
Nguyen Thi Mai Huong, Nguyen Thi Thuy, Pham Thi Thu Hoai, Do Thi Minh Hanh
{"title":"Effective removal of carbofuran pesticide in wastewater using silver-doped TiO<sub>2</sub> photocatalyst.","authors":"Nguyen Thi Mai Huong, Nguyen Thi Thuy, Pham Thi Thu Hoai, Do Thi Minh Hanh","doi":"10.1080/03601234.2025.2457277","DOIUrl":"https://doi.org/10.1080/03601234.2025.2457277","url":null,"abstract":"<p><p>This study presents effective methods for utilizing the TiO<sub>2</sub> photocatalyst in environmental remediation, with a particular focus on the removal of the carbofuran pesticide (CBFP) from wastewater. Silver (Ag) was selected as a potential dopant to improve the optical properties as well as the electron-hole pair separation efficiency of TiO<sub>2</sub>. Ag-doped TiO<sub>2</sub> (Ag-TiO<sub>2</sub>) effectively decomposed 92.8% CBFP under solar light, which was significantly higher than that of TiO<sub>2</sub> (21.3%). Ag-TiO<sub>2</sub> also exhibited good reusability for CBFP degradation, with a reduction in removal efficiency of less than 3% after three cycles. In practical applications, Ag-TiO<sub>2</sub> successfully degraded 89.3% of CBFP in wastewater and 98.7% in surface water. The findings of this work bring an effective method for removing pesticide pollutants using Ag-TiO<sub>2</sub> photocatalyst.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"1-10"},"PeriodicalIF":1.4,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143070860","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Determination of highly hazardous pesticides in fruits and vegetables in the Maya region of southeast of Mexico.
IF 1.4 4区 农林科学
U Magdaleno-Magniales, E A Salas-Espinoza, K Saldaña-Villanueva, G Núñez-Mojica, J M García-Díaz, O Gaspar-Ramírez
{"title":"Determination of highly hazardous pesticides in fruits and vegetables in the Maya region of southeast of Mexico.","authors":"U Magdaleno-Magniales, E A Salas-Espinoza, K Saldaña-Villanueva, G Núñez-Mojica, J M García-Díaz, O Gaspar-Ramírez","doi":"10.1080/03601234.2025.2457262","DOIUrl":"https://doi.org/10.1080/03601234.2025.2457262","url":null,"abstract":"<p><p>Highly Hazardous Pesticides (HHPs) have been identified as substances with severe adverse effects, including carcinogenicity, endocrine disruption, and reproductive toxicity. The aim of this study was to evaluate pesticide residues in fruits and vegetables from Hopelchén to provide evidence for policy recommendations on pesticide regulation. A total of 25 samples were collected and analyzed using the QuEChERS method with GC-MS/MS and LC-MS techniques. Of the 156 pesticides screened, 25 were detected, with tebuconazole, chlorantraniliprole, imidacloprid and carbendazim among the most frequent. Approximately 20% of the pesticides identified qualified as HHPs based on WHO/FAO criteria, while 60% were categorized as HHPs according to the more comprehensive criteria outlined by Pesticide Action Network International. Many of these pesticides exhibited toxicity to bees and high environmental persistence. Furthermore, 33% of the samples exceeded the European Union's Maximum Residue Limits, particularly for pesticides in papayas and bell peppers. Our findings show the presence of HHPs in the region, which represent critical hazards to ecosystem, pollinator populations, and public health. This work may contribute to the development of specific HHPs classification criteria for Mexico, thus advancing the transition toward safer, with special emphasis on vulnerable regions such as the Mayan zone in southeastern Mexico.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"1-8"},"PeriodicalIF":1.4,"publicationDate":"2025-01-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143039407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Mixture of auxinic herbicides for the control of Conyza spp. and its phytotoxic effects on soybean sown in sequence.
IF 1.4 4区 农林科学
Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes Pub Date : 2025-01-01 Epub Date: 2025-01-23 DOI: 10.1080/03601234.2025.2455328
Rafael Pessoni Pereira Nascimento Borges, Paulo Vinicius da Silva, Elias Silva de Medeiros, Bruna Ferrari Schedenffeldt, Elaine Facco Celin, Caio Haruo Pauluzi Shingu, Lucas Maraus Marostica, Nayane Soares França, Luiz Pedro Lemos Cervo, Munir Mauad, Pedro Antônio Vougodo Salmazo, Patricia Andrea Monquero
{"title":"Mixture of auxinic herbicides for the control of <i>Conyza</i> spp. and its phytotoxic effects on soybean sown in sequence.","authors":"Rafael Pessoni Pereira Nascimento Borges, Paulo Vinicius da Silva, Elias Silva de Medeiros, Bruna Ferrari Schedenffeldt, Elaine Facco Celin, Caio Haruo Pauluzi Shingu, Lucas Maraus Marostica, Nayane Soares França, Luiz Pedro Lemos Cervo, Munir Mauad, Pedro Antônio Vougodo Salmazo, Patricia Andrea Monquero","doi":"10.1080/03601234.2025.2455328","DOIUrl":"10.1080/03601234.2025.2455328","url":null,"abstract":"<p><p>The combination of auxin-mimicking herbicides from different chemical groups offers an alternative for controlling fleabane (<i>Conyza</i> spp.) in soybean pre-sowing, but care is needed to avoid phytotoxicity. This study evaluated the effectiveness of auxinic herbicide mixtures in controlling <i>Conyza</i> spp. and their residual effects on soybean plants. A randomized block field experiment tested 13 combinations of auxinic herbicides with glyphosate, followed by glufosinate 14 days after application (DAA). At 42 DAA, all the treatments provided satisfactory control, with triclopyr + halauxifen + diclosulan achieving 100% effectiveness, while the 2,4-D combinations were controlled at 80-90%. Aminopyralid caused the highest phytotoxicity (50-75%), while dicamba caused less than 25% phytotoxicity. Aminopyralid also significantly reduced yield and thousand-grain weight to nearly zero, whereas the other treatments maintained yields of approximately 2,500 kg ha<sup>-1</sup>. These results demonstrate the efficacy of auxinic herbicide combinations for managing <i>Conyza</i> spp., provided that the phytotoxic risks to soybean are carefully managed.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"91-101"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143028966","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Construction of Fe2O3/g-C3N5 heterojunction and photocatalytic degradation of antibiotics and mechanism analysis.
IF 1.4 4区 农林科学
Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes Pub Date : 2025-01-01 Epub Date: 2025-01-23 DOI: 10.1080/03601234.2025.2455303
Chenxi Zhang, Jingyi Wang, Sile Liu, Yue Han, Jinyu Wang, Hailong Wang
{"title":"Construction of Fe<sub>2</sub>O<sub>3</sub>/g-C<sub>3</sub>N<sub>5</sub> heterojunction and photocatalytic degradation of antibiotics and mechanism analysis.","authors":"Chenxi Zhang, Jingyi Wang, Sile Liu, Yue Han, Jinyu Wang, Hailong Wang","doi":"10.1080/03601234.2025.2455303","DOIUrl":"10.1080/03601234.2025.2455303","url":null,"abstract":"<p><p>The widespread use of antibiotics has led to significant water pollution. Photocatalysis can effectively degrade antibiotics, but the performance is greatly limited by the photogenerated carrier recombination in the photocatalytic material g-C<sub>3</sub>N<sub>5</sub>. Constructing heterojunctions can enhance interfacial charge transfer, leading to more stable and efficient photocatalysis. This study synthesized a Fe<sub>2</sub>O<sub>3</sub>/g-C<sub>3</sub>N<sub>5</sub> heterojunction using the solvothermal method. The Z-scheme charge transfer mechanism facilitated efficient separation of photogenerated carriers, preserving photoelectrons and holes with high redox activity. This process generated a substantial amount of highly reactive free radicals such as ·O<sub>2</sub><sup>-</sup> and ·OH, enabling the efficient degradation of tetracycline (TC). Under the optimal conditions of initial concentration of TC was 200 mg/L, the quality ratio of Fe<sub>2</sub>O<sub>3</sub> and g-C<sub>3</sub>N<sub>5</sub> was 1:2, the catalyst dosage was 50 mg and pH = 7.0, the TC degradation rate reached 92.46% within 60 min of visible light irradiation. The photocatalytic activity's enhancement was attributed to broad spectral absorption and effective photogenerated carrier separation. Furthermore, the photocatalytic performance can be affected by the presence of inorganic salt ions such as HCO<sub>3</sub><sup>-</sup> and CO<sub>3</sub><sup>2</sup><sup>-</sup>.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"79-90"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143028964","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Fmoc-Pro-Phe-OMe dipeptide carbon sensor for simultaneous detection of chloramphenicol (CP) and furazolidone (FZ) toxic residues in food samples. 用于同时检测食品样品中氯霉素(CP)和呋喃唑酮(FZ)毒性残留的 Fmoc-Pro-Phe-OMe 二肽碳传感器。
IF 1.4 4区 农林科学
Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes Pub Date : 2025-01-01 Epub Date: 2024-12-13 DOI: 10.1080/03601234.2024.2437925
Raghavendra R B, Sathish Reddy, Dalli Kumari, Abhishek K J, Nagendra G, Gururaj K J, Nirajan E, Harish K N
{"title":"Fmoc-Pro-Phe-OMe dipeptide carbon sensor for simultaneous detection of chloramphenicol (CP) and furazolidone (FZ) toxic residues in food samples.","authors":"Raghavendra R B, Sathish Reddy, Dalli Kumari, Abhishek K J, Nagendra G, Gururaj K J, Nirajan E, Harish K N","doi":"10.1080/03601234.2024.2437925","DOIUrl":"10.1080/03601234.2024.2437925","url":null,"abstract":"<p><p>In this work, we fabricated the Fmoc-Pro-Phe-OMe modified carbon paste electrode (FPPO/MCPE) and used it for electrochemical detection of CP and FZ in a 0.1 M phosphate buffer solution (pH = 7). We characterized the Fmoc-Pro-Phe-OMe and applied it for the electrochemical detection of CP and FZ. The Mass spectroscopy, <sup>1</sup>HNMR, and FTIR measurements confirm the Fmoc-Pro-Phe-OMe chemical structure. Studying electrochemical sensor characteristics, variation of scan rate parameters, and electrode surface area is crucial for understanding and optimizing the performance of modified and unmodified carbon paste electrodes. The FPPO/MCPE-modified carbon paste electrode has better sensing capabilities than the unmodified bare carbon paste electrode (BCPE). The FPPO/MCPE sensor has two linear ranges: 50-450 μM (CP) with a detection limit of 0.014 μM and 50-450 μM (FZ) with a detection limit of 0.015 μM. The FPPO/MCPE sensor is highly sensitive, measuring 4.25 µA/µM/cm<sup>2</sup> for CP and 4.1 µA/µM/cm<sup>2</sup> for FZ. Scan rate and concentration tests demonstrate that the oxidation of CP and FZ is a diffusion-controlled electrode process. The FPPO/MCPE sensor also demonstrates excellent repeatability, reproducibility, stability, and selectivity for detection of CP and FZ. The use of FPPO/MCPE-sensor is demonstrated for the detection of FZ and CP in milk and honey samples.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"1-14"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142822279","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Understanding factors that affect dislodgeable foliar residues of pyrimethanil and their dissipation: How relevant is the crop-type for human exposure? 了解影响可降解乙胺虫胺叶面残留及其消散的因素:作物类型与人类暴露的相关性如何?
IF 1.4 4区 农林科学
Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes Pub Date : 2025-01-01 Epub Date: 2025-01-22 DOI: 10.1080/03601234.2025.2450141
Christiane Wiemann, Udo Blaschke, Silvia Schnurr-Pütz
{"title":"Understanding factors that affect dislodgeable foliar residues of pyrimethanil and their dissipation: How relevant is the crop-type for human exposure?","authors":"Christiane Wiemann, Udo Blaschke, Silvia Schnurr-Pütz","doi":"10.1080/03601234.2025.2450141","DOIUrl":"10.1080/03601234.2025.2450141","url":null,"abstract":"<p><p>Pesticide dislodgeable foliar residues (DFR) and their dissipation half-time (DT<sub>50</sub>) after application are important parameters for exposure and risk assessment from intended reentry activities or unintended dermal contact with treated crops. To understand the impact of agronomic factors on residue level a statistical based evaluation was conducted using ten DFR studies, with pyrimethanil applied in Scala<sup>®</sup> to strawberries, raspberries, peppers, apples, and grapes, 30 trials in total. Influences on initial DFR (DFR0) and DT<sub>50</sub> were investigated by multivariate linear regression analysis. The application rate and the crop itself indicate a potential influence on DFR0 when related to ground area applied which is not notable for three dimensional crops regardless of indoor/outdoor cultivation, when related to leaf wall area (LWA). DFR0 values for pyrimethanil do not depend on the number of applications as the range of DT<sub>50</sub> values determined for pyrimethanil is consistently small (0.3-2.3 days). All DT<sub>50</sub> are significantly lower than the European default (30 days). The noted difference in DT50 of peppers to strawberries is likely attributable to indoor cultivation. A proposal is made how to refine the exposure assessment of pyrimethanil making use of the available DFR0 and DT<sub>50</sub> data for other crop types.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"47-69"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143006427","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
Phenanthrene degradation by Bacillus cereus strain Sneb1168 isolated from Reynosa, Mexico. 墨西哥雷诺萨蜡样芽孢杆菌Sneb1168菌株降解菲的研究
IF 1.4 4区 农林科学
Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes Pub Date : 2025-01-01 Epub Date: 2024-12-28 DOI: 10.1080/03601234.2024.2444124
Timoteo Delgado-Maldonado, Fabián Martínez-Infante, Isidro Palos, Ana Verónica Martínez-Vázquez, Jessica L Ortega-Balleza, Alma D Paz-González, Gildardo Rivera
{"title":"Phenanthrene degradation by <i>Bacillus cereus</i> strain Sneb1168 isolated from Reynosa, Mexico.","authors":"Timoteo Delgado-Maldonado, Fabián Martínez-Infante, Isidro Palos, Ana Verónica Martínez-Vázquez, Jessica L Ortega-Balleza, Alma D Paz-González, Gildardo Rivera","doi":"10.1080/03601234.2024.2444124","DOIUrl":"10.1080/03601234.2024.2444124","url":null,"abstract":"<p><p>Phenanthrene is classified as a priority environmental pollutant because of its impact on the environment and on human health as a mutagenic and carcinogenic agent. The aim of this study was isolated and identified new bacteria with the capability to degrade phenanthrene from Reynosa, Mexico. <i>Achromobacter insolitus</i>, <i>Bacillus cereus</i>, and <i>Microbacterium thalassium</i> had high tolerant to phenanthrene (250 mg L<sup>-1</sup>). Biodegradation experiments in liquid culture evidenced that <i>Bacillus cereus</i> strain Sneb1168 degraded 48.58% of phenanthrene at 500 mg L<sup>-1</sup> after 32 days. Remarkably, in the soil system, <i>B. cereus</i> degraded 72.9% of phenanthrene at 250 mg kg<sup>-1</sup> dw. These results highlight the potential of <i>B. cereus</i> strain Sneb1168 to be used as an agent for the remotion of phenanthrene from contaminated soils.</p>","PeriodicalId":15720,"journal":{"name":"Journal of Environmental Science and Health Part B-pesticides Food Contaminants and Agricultural Wastes","volume":" ","pages":"39-45"},"PeriodicalIF":1.4,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142894879","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"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
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