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Unintended effects of Bacillus thuringiensis spores and Cry toxins used as microbial insecticides on non-target organisms
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-02-01 DOI: 10.1016/j.coesh.2025.100598
Raphaël Rousset , Armel Gallet
Bacillus thuringiensis (Bt) microbial insecticides owe their effectiveness mostly to Cry toxins that target specific insects. Bt products are made of spores of Bt and crystals of toxins, Cry toxins being also used in genetically modified crops. Although widely used in agriculture, data on their long-term effects are scarce. Because microbial insecticides are essential to the development of sustainable agriculture, more research is needed to understand the unintended effects of Bt products and to improve Bt products and applications, ultimately leading to safer agricultural practices. In this review, we focus on recent studies dealing with the persistence and unintended effects of the main components of Bt insecticidal products, namely Cry toxins, spores and vegetative cells.
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引用次数: 0
Dissemination of antibiotic resistance genes in soil-crop systems: Mechanisms and influencing factors
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-02-01 DOI: 10.1016/j.coesh.2025.100593
Yuanye Zeng , Fengxia Yang , Zulin Zhang , Haixin Guo , Yongzhen Ding
Agricultural soil fertility increases when livestock manure is used as an organic fertilizer. However, it spreads antibiotic resistance genes (ARGs) across agricultural land, endangering food safety and the environment. The processes of ARG diffusion in soil-crop systems were examined in the present study, along with the effects of plant root exudates and soil physicochemical characteristics. Effects of soil moisture, pH, and REDOX potential on microbial communities and ARG dynamics were analyzed, along with the ARG transfer to plants through root uptake and endophytic colonization. Furthermore, the implications of ARG dissemination for soil health, crop safety, and human health were examined, highlighting the necessity for a thorough understanding of these interactions to formulate effective ARG mitigation strategies. This review will aid future research on the long-term environmental impact of ARGs and assist in developing effective control measures to promote sustainable agricultural development and food safety.
{"title":"Dissemination of antibiotic resistance genes in soil-crop systems: Mechanisms and influencing factors","authors":"Yuanye Zeng ,&nbsp;Fengxia Yang ,&nbsp;Zulin Zhang ,&nbsp;Haixin Guo ,&nbsp;Yongzhen Ding","doi":"10.1016/j.coesh.2025.100593","DOIUrl":"10.1016/j.coesh.2025.100593","url":null,"abstract":"<div><div>Agricultural soil fertility increases when livestock manure is used as an organic fertilizer. However, it spreads antibiotic resistance genes (ARGs) across agricultural land, endangering food safety and the environment. The processes of ARG diffusion in soil-crop systems were examined in the present study, along with the effects of plant root exudates and soil physicochemical characteristics. Effects of soil moisture, pH, and REDOX potential on microbial communities and ARG dynamics were analyzed, along with the ARG transfer to plants through root uptake and endophytic colonization. Furthermore, the implications of ARG dissemination for soil health, crop safety, and human health were examined, highlighting the necessity for a thorough understanding of these interactions to formulate effective ARG mitigation strategies. This review will aid future research on the long-term environmental impact of ARGs and assist in developing effective control measures to promote sustainable agricultural development and food safety.</div></div>","PeriodicalId":52296,"journal":{"name":"Current Opinion in Environmental Science and Health","volume":"43 ","pages":"Article 100593"},"PeriodicalIF":6.7,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143096872","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Selective actions of plant-based biorational insecticides: Molecular mechanisms and reduced risks to non-target organisms
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-01-31 DOI: 10.1016/j.coesh.2025.100601
Lara T.M. Costa , Guy Smagghe , Luis O. Viteri Jumbo , Gil R. Santos , Raimundo W.S. Aguiar , Eugenio E. Oliveira
Plant-based biorational insecticides such as essential oils and extracts are complex mixtures of molecules that exhibit selective toxicity toward insect pests while minimizing harm to nontarget organisms (NTOs) such as pollinators, parasitoids, and predators. Recent investigations using clove (Syzygium aromaticum), Negramina (Siparuna guianensis), and common fig (Ficus carica) indicate that their essential oils and extracts generally exhibit lower toxicity to beneficial organisms than to target pests, potentially due to ecological factors like application timing. This review focuses on physiological selectivity, which involves preferential interactions between plant compounds and targets in pests versus NTOs. Advances in computational methods and genetic engineering enable the prediction of these interactions, revealing that plant compounds (e.g. β-caryophyllene, psoralen, sesquirosefuran, and eugenol) bind more effectively to specific enzymes and receptors in pest insects. By exploring these mechanisms, we highlight the potential of plant-based insecticides to reduce risks to NTOs and their role in sustainable pest management programs.
{"title":"Selective actions of plant-based biorational insecticides: Molecular mechanisms and reduced risks to non-target organisms","authors":"Lara T.M. Costa ,&nbsp;Guy Smagghe ,&nbsp;Luis O. Viteri Jumbo ,&nbsp;Gil R. Santos ,&nbsp;Raimundo W.S. Aguiar ,&nbsp;Eugenio E. Oliveira","doi":"10.1016/j.coesh.2025.100601","DOIUrl":"10.1016/j.coesh.2025.100601","url":null,"abstract":"<div><div>Plant-based biorational insecticides such as essential oils and extracts are complex mixtures of molecules that exhibit selective toxicity toward insect pests while minimizing harm to nontarget organisms (NTOs) such as pollinators, parasitoids, and predators. Recent investigations using clove (<em>Syzygium aromaticum</em>), Negramina (<em>Siparuna guianensis</em>), and common fig (<em>Ficus carica</em>) indicate that their essential oils and extracts generally exhibit lower toxicity to beneficial organisms than to target pests, potentially due to ecological factors like application timing. This review focuses on physiological selectivity, which involves preferential interactions between plant compounds and targets in pests versus NTOs. Advances in computational methods and genetic engineering enable the prediction of these interactions, revealing that plant compounds (e.g. β-caryophyllene, psoralen, sesquirosefuran, and eugenol) bind more effectively to specific enzymes and receptors in pest insects. By exploring these mechanisms, we highlight the potential of plant-based insecticides to reduce risks to NTOs and their role in sustainable pest management programs.</div></div>","PeriodicalId":52296,"journal":{"name":"Current Opinion in Environmental Science and Health","volume":"44 ","pages":"Article 100601"},"PeriodicalIF":6.7,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143437976","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Rare earth elements in the age of climate change: Ecotoxicological insights and future directions
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-01-31 DOI: 10.1016/j.coesh.2025.100600
Camilla Mossotto , Mahdi Banaee , Antonia Concetta Elia , Marino Prearo , Paolo Pastorino , Caterina Faggio
Rare earth elements (REEs) are essential in several industries, particularly green technologies, but their increasing use is raising environmental concerns. This review examines the impact of REEs on ecosystems under climate change stressors. A bibliometric analysis revealed a scarcity of ecotoxicological studies, with a major focus on aquatic organisms due to the high vulnerability of aquatic ecosystems. Results indicate that some REEs may induce oxidative stress and disrupt physiological processes. Future research should prioritize interactions between REEs and other contaminants, improve experimental relevance, and increase species diversity to fully understand ecological effects.
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引用次数: 0
A review of organophosphorus esters in soil: Pollution status, migration, risks, and transformation
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-01-28 DOI: 10.1016/j.coesh.2025.100599
Yu Cheng , Xuehao Zheng , Cuihua Hu , Qing Luo , Xingyi Liu , Shoujiang Liu , Peng He , Keke Chang , Fengxia Yang , Yongzhen Ding
Organophosphorus esters (OPEs) are extensively used as flame retardants and plasticizers in various industrial products. However, their release into the environment and associated toxicity have garnered increasing research attention. This study provides an overview of OPEs in soil, focusing on pollution sources, distribution, migration, risks, and transformation. Existing studies suggest that OPEs are widely present in soil, with concentrations ranging from non-detectable levels to 80,300 ng/g. These compounds can migrate to other environmental media through processes such as adsorption, desorption, volatilization, and bioaccumulation. OPEs exhibit reproductive toxicity, developmental toxicity, and neurotoxicity to soil fauna. In soil, OPEs can undergo hydrolysis and photolysis to degrade into diesters or monoesters, or they can biodegrade through specific enzyme-catalyzed reactions. Finally, this study discusses unresolved issues and future research directions on OPEs in soil, aiming to provide valuable references for related fields.
{"title":"A review of organophosphorus esters in soil: Pollution status, migration, risks, and transformation","authors":"Yu Cheng ,&nbsp;Xuehao Zheng ,&nbsp;Cuihua Hu ,&nbsp;Qing Luo ,&nbsp;Xingyi Liu ,&nbsp;Shoujiang Liu ,&nbsp;Peng He ,&nbsp;Keke Chang ,&nbsp;Fengxia Yang ,&nbsp;Yongzhen Ding","doi":"10.1016/j.coesh.2025.100599","DOIUrl":"10.1016/j.coesh.2025.100599","url":null,"abstract":"<div><div>Organophosphorus esters (OPEs) are extensively used as flame retardants and plasticizers in various industrial products. However, their release into the environment and associated toxicity have garnered increasing research attention. This study provides an overview of OPEs in soil, focusing on pollution sources, distribution, migration, risks, and transformation. Existing studies suggest that OPEs are widely present in soil, with concentrations ranging from non-detectable levels to 80,300 ng/g. These compounds can migrate to other environmental media through processes such as adsorption, desorption, volatilization, and bioaccumulation. OPEs exhibit reproductive toxicity, developmental toxicity, and neurotoxicity to soil fauna. In soil, OPEs can undergo hydrolysis and photolysis to degrade into diesters or monoesters, or they can biodegrade through specific enzyme-catalyzed reactions. Finally, this study discusses unresolved issues and future research directions on OPEs in soil, aiming to provide valuable references for related fields.</div></div>","PeriodicalId":52296,"journal":{"name":"Current Opinion in Environmental Science and Health","volume":"44 ","pages":"Article 100599"},"PeriodicalIF":6.7,"publicationDate":"2025-01-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143445851","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Groundwater arsenic pollution in Vietnam: Current opinion on the mobilization and remediation
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-01-15 DOI: 10.1016/j.coesh.2025.100596
Phan Nhu Nguyet , Tran Le Luu , Nguyen Ai Le , Nguyen Thi Kim Ngan , Nguyen Thi Huyen Trang
Arsenic, the 20th most abundant element in the Earth's crust, is a significant environmental and health concern, prominently featured on priority lists of hazardous substances. Due to its high mobilization and persistence in both natural and anthropogenic environments, chronic exposure to arsenic in groundwater has posed severe public health risks. This review focuses on the current status of arsenic contamination, the release mechanism, the mobilization, and remediation of arsenic-polluted groundwater in major river deltas in Vietnam. The most arsenic-polluted regions in Vietnam are the Red River Delta (up to 3050 μg/L) and the Mekong River Delta (up to 1351 μg/L), far exceeding the permissible limit value of the World Health Organization (WHO) guidelines for arsenic in groundwater at 10 μg/L. Arsenic levels are unevenly distributed due to the differences in the geochemical composition of the aquifer and hydrological flow patterns. Utilizing natural laterite adsorption is proposed as a remediation strategy to limit the risks of arsenic spread in groundwater and its impact on public health.
{"title":"Groundwater arsenic pollution in Vietnam: Current opinion on the mobilization and remediation","authors":"Phan Nhu Nguyet ,&nbsp;Tran Le Luu ,&nbsp;Nguyen Ai Le ,&nbsp;Nguyen Thi Kim Ngan ,&nbsp;Nguyen Thi Huyen Trang","doi":"10.1016/j.coesh.2025.100596","DOIUrl":"10.1016/j.coesh.2025.100596","url":null,"abstract":"<div><div>Arsenic, the 20th most abundant element in the Earth's crust, is a significant environmental and health concern, prominently featured on priority lists of hazardous substances. Due to its high mobilization and persistence in both natural and anthropogenic environments, chronic exposure to arsenic in groundwater has posed severe public health risks. This review focuses on the current status of arsenic contamination, the release mechanism, the mobilization, and remediation of arsenic-polluted groundwater in major river deltas in Vietnam. The most arsenic-polluted regions in Vietnam are the Red River Delta (up to 3050 μg/L) and the Mekong River Delta (up to 1351 μg/L), far exceeding the permissible limit value of the World Health Organization (WHO) guidelines for arsenic in groundwater at 10 μg/L. Arsenic levels are unevenly distributed due to the differences in the geochemical composition of the aquifer and hydrological flow patterns. Utilizing natural laterite adsorption is proposed as a remediation strategy to limit the risks of arsenic spread in groundwater and its impact on public health.</div></div>","PeriodicalId":52296,"journal":{"name":"Current Opinion in Environmental Science and Health","volume":"44 ","pages":"Article 100596"},"PeriodicalIF":6.7,"publicationDate":"2025-01-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143347175","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Non-target ants and bioinsecticides: A short review 非目标蚂蚁和生物杀虫剂:简评
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2024-10-24 DOI: 10.1016/j.coesh.2024.100586
Karina Dias Amaral , Cidália Gabriela Santos Marinho , Terezinha Maria Castro Della Lucia
Chemical insecticides are in many cases the only efficient and large-scale method available for pest control. However, insecticidal compounds can have negative impacts on the environment and non-target organisms. Ants, although acting as pests in various crops and environments, provide vital ecosystem services, such as nutrient cycling, predation, and seed dispersal. The impact of bioinsecticides on these insects is frequently overlooked and underreported. This brief review examines key studies on the effects of bioinsecticides on non-target ants, explores hypotheses for the scarcity of research on this topic, and summarizes the important ecological roles of ants.
在许多情况下,化学杀虫剂是唯一有效的大规模害虫控制方法。然而,杀虫化合物会对环境和非目标生物产生负面影响。蚂蚁虽然是各种作物和环境中的害虫,但却提供了重要的生态系统服务,如营养循环、捕食和种子传播。生物杀虫剂对这些昆虫的影响经常被忽视,报道也不足。这篇简短的综述探讨了有关生物杀虫剂对非目标蚂蚁影响的主要研究,探讨了有关该主题研究稀缺的假设,并总结了蚂蚁的重要生态作用。
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引用次数: 0
Health risk assessment of groundwater contamination in the Union Territory of Jammu and Kashmir, northern India 印度北部查谟和克什米尔中央直辖区地下水污染的健康风险评估
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2024-10-10 DOI: 10.1016/j.coesh.2024.100585
Beena Kouser, Omkar Verma
This research underscores the critical problem of contamination of groundwater and its direct consequences on public health in the Union Territory of Jammu and Kashmir, located in the northern India. Groundwater is a vital source of drinking water, with approximately half of the population depending on it. Given its importance, the presence of contaminants in groundwater poses significant risks, necessitating urgent attention and remediation efforts to ensure safe and clean water for communities residing in this region. The main aim of this study is to identify the contaminants in groundwater within the Union Territory of Jammu and Kashmir. Research has shown that several heavy metals, including iron (Fe), lead (Pb), uranium (U), zinc (Zn), manganese (Mn), copper (Cu), mercury (Hg), arsenic (As), radon (Rn), and non-metal ions like fluoride (F) and nitrate (NO3), are present in groundwater. While the concentrations of some of these elements remain within permissible limits, others, like F, NO3, U, Rn, and Fe, exceed these limits, posing significant health risks. Health risk assessments indicate that these elevated concentrations of contaminants can adversely affect both humans and animals. Observations also indicate that children are more vulnerable to these contaminants in comparison to adults. Conditions such as cancer and kidney stones have been reported in connection with these contaminants. If these contaminant concentrations continue to rise, there is a risk that the number of cases could increase correspondingly.
这项研究强调了位于印度北部的查谟和克什米尔联邦直辖区地下水污染的严重问题及其对公众健康的直接影响。地下水是重要的饮用水源,约有一半的人口依赖地下水。鉴于其重要性,地下水中污染物的存在构成了重大风险,因此有必要给予紧急关注并开展补救工作,以确保居住在该地区的社区获得安全清洁的饮用水。本研究的主要目的是确定查谟和克什米尔联邦直辖区内地下水中的污染物。研究表明,地下水中存在多种重金属,包括铁 (Fe)、铅 (Pb)、铀 (U)、锌 (Zn)、锰 (Mn)、铜 (Cu)、汞 (Hg)、砷 (As)、氡 (Rn) 以及氟化物 (F) 和硝酸盐 (NO3) 等非金属离子。虽然其中一些元素的浓度仍在允许范围内,但其他元素,如 F、NO3、U、Rn 和 Fe,则超过了这些限制,对健康构成了重大风险。健康风险评估表明,这些污染物浓度的升高会对人类和动物产生不利影响。观察还表明,与成年人相比,儿童更容易受到这些污染物的影响。据报道,癌症和肾结石等疾病都与这些污染物有关。如果这些污染物的浓度继续上升,病例数有可能相应增加。
{"title":"Health risk assessment of groundwater contamination in the Union Territory of Jammu and Kashmir, northern India","authors":"Beena Kouser,&nbsp;Omkar Verma","doi":"10.1016/j.coesh.2024.100585","DOIUrl":"10.1016/j.coesh.2024.100585","url":null,"abstract":"<div><div>This research underscores the critical problem of contamination of groundwater and its direct consequences on public health in the Union Territory of Jammu and Kashmir, located in the northern India. Groundwater is a vital source of drinking water, with approximately half of the population depending on it. Given its importance, the presence of contaminants in groundwater poses significant risks, necessitating urgent attention and remediation efforts to ensure safe and clean water for communities residing in this region. The main aim of this study is to identify the contaminants in groundwater within the Union Territory of Jammu and Kashmir. Research has shown that several heavy metals, including iron (Fe), lead (Pb), uranium (U), zinc (Zn), manganese (Mn), copper (Cu), mercury (Hg), arsenic (As), radon (Rn), and non-metal ions like fluoride (F) and nitrate (NO<sub>3</sub>), are present in groundwater. While the concentrations of some of these elements remain within permissible limits, others, like F, NO<sub>3</sub>, U, Rn, and Fe, exceed these limits, posing significant health risks. Health risk assessments indicate that these elevated concentrations of contaminants can adversely affect both humans and animals. Observations also indicate that children are more vulnerable to these contaminants in comparison to adults. Conditions such as cancer and kidney stones have been reported in connection with these contaminants. If these contaminant concentrations continue to rise, there is a risk that the number of cases could increase correspondingly.</div></div>","PeriodicalId":52296,"journal":{"name":"Current Opinion in Environmental Science and Health","volume":"42 ","pages":"Article 100585"},"PeriodicalIF":6.7,"publicationDate":"2024-10-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142719650","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impact of topographic and hydrological parameters on urban health in Jaipur City 斋浦尔市地形和水文参数对城市健康的影响
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2024-10-03 DOI: 10.1016/j.coesh.2024.100584
S.K. Gupta , P. Roy , S. Kanga , S.K. Singh , G. Meraj , P. Kumar
This study investigates the relationship between hydrological factors and waterlogged regions, emphasizing the critical role of robust urban drainage systems in reducing urban flood risks and improving urban health. Using satellite data and GIS technologies, the study revealed a strong positive correlation (r = 0.65, p < 0.01) between the Topographic Wetness Index (TWI), Land Surface Temperature (LST), and turbidity. Additionally, the Normalised Difference Water Index (NDWI) exhibited an upward trend from 2015 to 2022, indicating a 15 % increase in stagnant water. Notably, waterlogged areas were most vulnerable to environmental stress between October and December. The research highlights that areas with high TWI values have a statistically significant association (p < 0.05) with increased disease transmission risk due to stagnant water. The findings underscore the impact of land-use changes and precipitation patterns on urban hydrology and emphasize the necessity for efficient urban drainage systems to safeguard public health.
本研究调查了水文因素与内涝区域之间的关系,强调了强大的城市排水系统在降低城市洪水风险和改善城市健康方面的关键作用。利用卫星数据和地理信息系统技术,研究发现地形湿润指数(TWI)、地表温度(LST)和浊度之间存在很强的正相关性(r = 0.65,p < 0.01)。此外,归一化差异水指数(NDWI)从 2015 年到 2022 年呈上升趋势,表明积水增加了 15%。值得注意的是,10 月至 12 月期间,内涝地区最容易受到环境压力的影响。研究强调,TWI 值高的地区与积水导致的疾病传播风险增加有显著的统计学关联(p < 0.05)。研究结果强调了土地使用变化和降水模式对城市水文的影响,并强调了建立高效城市排水系统以保障公众健康的必要性。
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引用次数: 0
Bioinsecticide synergy: The good, the bad and the unknown 生物杀虫剂的协同作用:好的、坏的和未知的
IF 6.7 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2024-10-01 DOI: 10.1016/j.coesh.2024.100583
Murray B. Isman , Edmund J. Norris
Synergy between certain conventional chemical insecticides has been known for decades. However, heightened awareness and interest in bioinsecticides (microbials, botanicals and arthropod venoms) have led to numerous studies demonstrating synergy between bioinsecticides and conventional insecticides, between different bioinsecticides, and among specific constituents in botanicals, which are themselves chemically complex. At the same time, bioinsecticides have often been shown to be less deleterious to non-target organisms, particularly natural enemies and pollinators, although they are not entirely without negative impacts. However, the influence of synergy among these compounds, mixtures of bioinsecticides, or combinations of bioinsecticides and conventional insecticides on non-target species remains relatively unexplored. The taxonomic diversity of target (pest) insects for which such synergy has been documented suggests that this action could also occur in non-target species. However, the impact of this synergy on non-targets in actual field conditions remains difficult to predict.
某些常规化学杀虫剂之间的协同作用已为人所知数十年。然而,随着人们对生物杀虫剂(微生物、植物药和节肢动物毒液)的认识和兴趣的提高,大量研究表明,生物杀虫剂与传统杀虫剂之间、不同生物杀虫剂之间以及植物药中的特定成分之间存在协同作用,而植物药本身的化学性质复杂。同时,生物杀虫剂通常被证明对非目标生物,特别是天敌和传粉昆虫的危害较小,尽管它们并非完全没有负面影响。然而,这些化合物、生物杀虫剂混合物或生物杀虫剂与传统杀虫剂组合之间的协同作用对非目标物种的影响仍相对较少。已记录的目标(害虫)昆虫的分类多样性表明,这种协同作用也可能发生在非目标物种中。然而,在实际田间条件下,这种协同作用对非目标物种的影响仍然难以预测。
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引用次数: 0
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Current Opinion in Environmental Science and Health
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