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Inventory of insect pests of rice in agro-ecosystems of far north region of Cameroon 喀麦隆远北地区农业生态系统中的水稻害虫盘点
International Journal of Scientific Research Updates Pub Date : 2024-02-28 DOI: 10.53430/ijsru.2024.7.1.0026
Sadou Ismaël, Mondjeli Constantin, WOIN Noé, MADI ALI, Fernand-Nestor TCHUENGUEM F, WOUSSOU Felix Alain, BIYACK WOULBO Cyrille
{"title":"Inventory of insect pests of rice in agro-ecosystems of far north region of Cameroon","authors":"Sadou Ismaël, Mondjeli Constantin, WOIN Noé, MADI ALI, Fernand-Nestor TCHUENGUEM F, WOUSSOU Felix Alain, BIYACK WOULBO Cyrille","doi":"10.53430/ijsru.2024.7.1.0026","DOIUrl":"https://doi.org/10.53430/ijsru.2024.7.1.0026","url":null,"abstract":"The entomofauna vector of rice yellow mottle virus was studied from June to September 2023 in the rainfed rice ecosystem of Maroua and in the main irrigated rice ecosystems of Yagoua and Maga in the Far North Region, Cameroon . Insect vector sampling was conducted in rainfed and irrigated rice fields every two weeks using a sweep net and a D-Vac (vacuum trap). From the samples obtained in the different rice-growing sites, the dominant structure of insect vectors of rice yellow mottle as well as their natural enemies was analyzed according to the phenology of rice. It appears from the inventory of insects in irrigated rice (Maga, Yagoua) and rainfed rice (Maroua) that this crop harbors many vectors of the rice yellow mottle virus. In the different rice-growing sites, we have numbers of vector insect individuals captured of 267, 286 and 385 respectively in Maroua (rainfed rice), Maga and Yagoua (irrigated rice). The vector insects captured are distributed as follows, eight species of vector insects in irrigated rice in Maga belonging to five families divided into three orders: Chnootriba similis (Coleoptera: Coccinellidae), Chaetocnema pulla (Coleoptera: Chrysomelidae), Locris rubra ( Hemiptera: Cicadellidae), Nephotettix nigropictus (Hemiptera: Cicadellidae), Sogatella furcifera (Hemiptera: Delphacidae), Cofana spectra (Hemiptera: Cicadellidae), Niparvata lugens (Hemiptera: Delphacidae) and Diopsis thoracica (Diptera: Diopsidae). In irrigated rice in Yagoua, eleven species of vector insects belonging to seven families divided into three orders were collected: Chnootriba similis (Coleoptera: Coccinellidae), Chaetocnema pulla (Coleoptera: Chrysomelidae), Locris rubra (Hemiptera: Cicadellidae), Nephotettix nigropictus (Hemiptera: Cicadellidae), Sogatella furcifera (Hemiptera: Delphacidae), Cofana spectra (Hemiptera: Cicadellidae), Recilia dorsalis (Hemiptera: Cicadellidae), Niparvata lugens (Hemiptera: Delphacidae), Leptocorisa oratorius (Hemiptera: Alydidae), Diploxys spp. (Hemiptera: Pentatomidae) and Diopsis thoracica (Diptera: Diopsidae). As for rainfed rice in Maroua, thirteen vector insect species belonging to seven families and three orders were collected: Chnootriba similis (Coleoptera: Coccinellidae), Chaetocnema pulla (Coleoptera: Chrysomelidae), Trichispa sericea (Coleoptera: Chrysomelidae), Locris rubra (Hemiptera: Cicadellidae), Nephotettix nigropictus (Hemiptera: Cicadellidae), Sogatella furcifera (Hemiptera: Delphacidae), Cofana spectra (Hemiptera: Cicadellidae), Recilia dorsalis (Hemiptera: Cicadellidae), Niparvata lugens (Hemiptera: Delphacidae) and Diopsis thoracica (Diptera: Diopsidae). These species proved to be particularly important by the size of their populations at the tillering stage of rice. The irrigated rice ecosystems of Yagoua and Maga are the most infested by insect vectors of rice yellow mottle virus and among these insect vectors Nephotettix nigropictus (Hemiptera: Cicadellidae) is the abundant species with 87 and 90","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"227 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140420813","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
The practice of continuous rotation in endodontics: The current situation 牙髓病学中的连续轮转实践:现状
International Journal of Scientific Research Updates Pub Date : 2024-02-28 DOI: 10.53430/ijsru.2024.7.1.0028
Njarasoa Charlette Randriamalala, Tsiriniaina Hasinjanahary Andrianjafinoro, Faliniana Paul Rakotonirina, Holy Nasandratra Rafalimino, Lionel Josué Salohiniaina, Juvence Ramaroson
{"title":"The practice of continuous rotation in endodontics: The current situation","authors":"Njarasoa Charlette Randriamalala, Tsiriniaina Hasinjanahary Andrianjafinoro, Faliniana Paul Rakotonirina, Holy Nasandratra Rafalimino, Lionel Josué Salohiniaina, Juvence Ramaroson","doi":"10.53430/ijsru.2024.7.1.0028","DOIUrl":"https://doi.org/10.53430/ijsru.2024.7.1.0028","url":null,"abstract":"Introduction: Due to the very marked disparity in the adoption of continuous rotation and its perceived lack of use in developing countries, the present study aims to determine the factors preventing the adoption of continuous rotation in endodontic practice in Madagascar. Methods: This is a retrospective cross-sectional descriptive study conducted from November 2022 to October 2023, on 45 Odontostomatologists from the Haute Matsiatra region, selected on an exhaustive basis. Results: The study reported that no practitioner in the region practiced continuous rotation, mainly due to the high cost of equipment (63.6%), lack of practitioner training (63.6%) and limited knowledge of the technique (48.9%), the unavailability of equipment (50%), frequent power cuts (22.7%), the unprofitability of the technique (18.2%) and practitioners' lack of dexterity (4.5%). Conclusion: An in-depth study throughout Madagascar would be desirable to determine the prevalence of its use and assess the factors behind its inaccessibility.","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"135 47","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-02-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140423141","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
Impacts and prevention of musculoskeletal disorders among odontostomatologists 骨科医师肌肉骨骼疾病的影响与预防
International Journal of Scientific Research Updates Pub Date : 2024-01-30 DOI: 10.53430/ijsru.2024.7.1.0078
Lauricia Gaël Lalanirina, Fahasoavana Rohamah Njatosoa, Tsiriniaina Hasinjanahary Andrianjafinoro, Estigano Gaël Ralalaniaina, Albertine Razanadraisoa, Emmanuel Fanja Liantsoa Ralaiarimanana
{"title":"Impacts and prevention of musculoskeletal disorders among odontostomatologists","authors":"Lauricia Gaël Lalanirina, Fahasoavana Rohamah Njatosoa, Tsiriniaina Hasinjanahary Andrianjafinoro, Estigano Gaël Ralalaniaina, Albertine Razanadraisoa, Emmanuel Fanja Liantsoa Ralaiarimanana","doi":"10.53430/ijsru.2024.7.1.0078","DOIUrl":"https://doi.org/10.53430/ijsru.2024.7.1.0078","url":null,"abstract":"Musculoskeletal disorder (MSD) is a group of periarticular conditions affecting the soft and bony tissues of the limbs and back. Its prevalence is high among odontostomatologists, ranging from 60 to 90.3%. It is therefore a real source of concern and a public health problem. The aim of this study was therefore to describe the impacts and prevention of this disorder among odontostomatologists. This is a literature review study following the PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) method. The documentary search on scientific databases was carried out using the keywords TMS, odontostomatologists, ergonomics, prevention. The study included all articles on the impacts and prevention of MSDs among odontostomatologists published over the past 10 years from 2013 to 2023 written in French or English without restriction as to article type. Incomplete, irrelevant articles published in scientific conferences were excluded . The study analyzed 32 articles and showed that the main impacts of MSDs were pain (56.5%), self-medication (17.4%), reduced quality of work and working hours (17.4%), absenteeism and early retirement (13.0%). Prevention was based on the practice of good ergonomics (73.3%), the use of magnifying glasses (33.3%) and the practice of physical exercise after work (20%). Given these results, ongoing training in MSD prevention is essential to reduce or avoid its occurrence.","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"3 2","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139591634","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
The formation young’s modulus and textural attributes of the Axx-field from southern Niger delta, Nigeria 尼日利亚尼日尔三角洲南部 Axx 油田的地层青年模量和纹理属性
International Journal of Scientific Research Updates Pub Date : 2024-01-30 DOI: 10.53430/ijsru.2024.7.1.0076
Joseph Gordian ATAT, Emmanuel Bassey UMOREN, Akaninyene Okon AKANKPO, Joyce Ime ISAIAH
{"title":"The formation young’s modulus and textural attributes of the Axx-field from southern Niger delta, Nigeria","authors":"Joseph Gordian ATAT, Emmanuel Bassey UMOREN, Akaninyene Okon AKANKPO, Joyce Ime ISAIAH","doi":"10.53430/ijsru.2024.7.1.0076","DOIUrl":"https://doi.org/10.53430/ijsru.2024.7.1.0076","url":null,"abstract":"This research was carried out to determine the formation brittleness and textural attributes of an Axx-Field in the Niger Delta Basin. Data available for this study were obtained from three wells (A11, A22 and A33). They were analyzed using Microsoft Excel after spurious values were removed. Two techniques (John Fuller and Plumb Bradford) were used to determine static young's modulus but only one is reported because after statistical analysis on both, the one reported was adequate for accurate outcomes although both approaches have low variance. The results indicates that the highest values of static and dynamic young's modulus are 2.05 x 1025N/m2 and 1.93 x 1010N/m2 respectively. The lowest values are 1.1 x 1024N/m2 and 8.5 x 109N/m2 respectively for well A11. The average values are 1.024 x 1025N/m2 and 5.25 x 1023N/m2 for this well. For well A22, the highest and lowest values of dynamic young’s modulus are 1.5848 x 1010N/m2 and 1.5726 x 1010N/m2 while those of static are correspondingly 1.47 x 1025N/m2 and 9.01 x 1014N/m2. Their average values are 1.5787 x 1010N/m2 and 7.35 x 1024N/m2 for dynamic and static young's moduli respectively. Also, for well A33, dynamic has the lowest value as 3.28 x 1010 N/m2; static has 8.36 x 1014N/m2 and their highest correspond to 2.04 x 1010N/m2 and 7.08 x 1025N/m2. The average value for this well are 2.66 x 1010N/m2 and 3.54 x 1025 N/m2 for dynamic and static respectively. The static Young's modulus results define the formation as brittle, whose environment is extremely poorly sorted, very fine skewed and very leptokurtic with low energy for well A11, very poorly sorted, fine skewed and platykurtic for well A22, extremely poorly sorted, very fine skewed and mesokurtic for well A33.","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"5 14","pages":""},"PeriodicalIF":0.0,"publicationDate":"2024-01-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139591830","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
Feasibility of MPC enhanced couch as SRS/SBRT Pretreatment QA 将 MPC 增强型沙发作为 SRS/SBRT 预处理质量保证的可行性
International Journal of Scientific Research Updates Pub Date : 2023-11-30 DOI: 10.53430/ijsru.2023.6.2.0064
Aime M Gloi
{"title":"Feasibility of MPC enhanced couch as SRS/SBRT Pretreatment QA","authors":"Aime M Gloi","doi":"10.53430/ijsru.2023.6.2.0064","DOIUrl":"https://doi.org/10.53430/ijsru.2023.6.2.0064","url":null,"abstract":"Purpose: The purpose of this study was to investigate the feasibility of using the Winston-Lutz (WL) interchangeability with a Machine Performance Check-enhanced couch for pretreatment quality assurance (QA) of stereotactic radiotherapy (SRS) and stereotactic body radiation therapy (SBRT). The study employed the MPC with an electronic portal imaging device (EPID) to carry out geometric checks and verify the radiation isocenter. The isocenter size was assessed using the MultiMet cube and the MPC-enhanced couch module for SRS/SBRT pretreatment QA. Methods: The isocenter size of the MPC-enhanced couch module was compared to the WL measurements of the MultiMet cube. Measurements were taken at various gantry, collimator, and couch angles over a period of one month. The data from the cube were evaluated using PIPSRO and MultiMet (MMWL), including the offset targets. Various statistical tests were performed to evaluate the agreement, normality, separability, sensitivity, and specificity between the two methods. Results: The results showed isocenter sizes of 0.273 ± 0.065 mm, 0.293 ± 0.010 mm, and 0.209 ± 0.070 mm for PIPSPRO, MPC, and MMWL, respectively. The average bias was -0.0639 ± 0.1061 mm between MMWL and PIPSPRO, -0.0837 ± 0.0688 mm between MMWL and MPC, and 0.0198 ± 0.0696 mm between MPC and PIPSPRO. A Shapiro-Wilk test revealed no significant departure from normality for all tests and showed satisfactory discrimination through the area under the curve (AUC). A paired t-test analysis revealed a statistically significant difference between the mean isocenter size of the MPC and WL (MMPWL: t = 5.654, df = 29, p < 0.001; PIPSPRO: t = -1.483, DF = 29, p = 0.1488), and there was no significant difference within the WL test (t = 3.008, DF = 29, p = 0.0054). Conclusion: Despite the statistical test results, there was agreement between the MPC and WL radiation isocenter size that was within the requirement of the AAPM TG 142 tolerance (±1.0 mm). The MPC proved to be accurate, reproducible, and consistent throughout the measurements, making it an appropriate and effective pretreatment QA tool for SRS/SBRT.","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"262 ","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139204732","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
A study of pharmacognostic profile and antifungal activity of ethanolic extract of kapok banana weevil (Musa balbisiana) 木棉香蕉象鼻虫乙醇提取物的生药学特征及抑菌活性研究
International Journal of Scientific Research Updates Pub Date : 2023-08-30 DOI: 10.53430/ijsru.2023.6.1.0058
Warsinah Warsinah, H. Baroroh, H. Ekowati
{"title":"A study of pharmacognostic profile and antifungal activity of ethanolic extract of kapok banana weevil (Musa balbisiana)","authors":"Warsinah Warsinah, H. Baroroh, H. Ekowati","doi":"10.53430/ijsru.2023.6.1.0058","DOIUrl":"https://doi.org/10.53430/ijsru.2023.6.1.0058","url":null,"abstract":"Dandruff is an anomaly on the scalp caused by Pityrosporum ovale. Dandruff-treated Ketoconazole shampoo, Excessive caused dermatitis and hair damage. The problem was solved using the kapok banana weevil as an alternative treatment. This study aims to determine the quality of kapok banana weevil simplicia and its anti-functional activity against P. ovale. The study was conducted in two stages, the first of which involved Pharmacognostic profiles on macroscopy, microscopy, Simplicia quality, and phytochemical screening. Examining the inhibitory zones of the ethanolic extract of P. ovale at doses of 0.5%, 1%, 2%, 4%, 5%, 10%, 20%, and 40% reveals stage 2 antifungal activity. Employing the Kirby-Bauer diffusion as a positive control with ketoconazole and a negative control with sterile aqua dest. A 95% confidence level LSD post hoc test, one-way ANOVA, and description technique were used to evaluate the data. Results: The Kapuk banana weevil's Simplisia met high standards for Simplisia quality, and its ethanol extract was able to stop P. ovale growth by creating an inhibition zone. The ethanol extract of the Kapuk banana weevil was able to suppress the development of P. ovale with an inhibition zone extending from 0.5 to 17.16 mm and positive control (ketoconazole) of 23.5 mm. The Simplisia of the Kapuk banana weevil had good simplicia quality standards. Extract with concentration of 40%and a 17.16 mm inhibition zone, the activity was at its peak. The pharmacognostic profile demonstrates the high quality of Simplicia, and the activities of the kapok banana weevil extract are at their peak at a concentration of 40% at a diameter of 17.16 mm.","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130467623","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
Application of degradation technology of light-emitting diode and auto-monitoring system for harmful substances in farrowing areas of a specific pathogen-free pig farm 发光二极管降解技术及有害物质自动监测系统在特定无病原体猪场产仔区的应用
International Journal of Scientific Research Updates Pub Date : 2023-08-30 DOI: 10.53430/ijsru.2023.6.1.0060
Shao-Wen Hung, Yu-Wen Hung, T. Chi, Shao-Qun Lai, Ya-peng Wang, Ya-Ling Cyue, Pi-Hsin Chen, Yen-Jung Lu, Shih-Yi Guo, Yu-Ying Fang, Yan-Zhong Wu, C. Chiu, C. Chiu, H. Chiu, Yu-Hsing Lin, Chi-Yun Hsu, Wenguang Fang, Tsung-Han Wu
{"title":"Application of degradation technology of light-emitting diode and auto-monitoring system for harmful substances in farrowing areas of a specific pathogen-free pig farm","authors":"Shao-Wen Hung, Yu-Wen Hung, T. Chi, Shao-Qun Lai, Ya-peng Wang, Ya-Ling Cyue, Pi-Hsin Chen, Yen-Jung Lu, Shih-Yi Guo, Yu-Ying Fang, Yan-Zhong Wu, C. Chiu, C. Chiu, H. Chiu, Yu-Hsing Lin, Chi-Yun Hsu, Wenguang Fang, Tsung-Han Wu","doi":"10.53430/ijsru.2023.6.1.0060","DOIUrl":"https://doi.org/10.53430/ijsru.2023.6.1.0060","url":null,"abstract":"In pig farms, disinfectants are applied for the effective cleaning and disinfection regimen. Moreover, the ideal detergents should be left no residue after use which might harbour micro-organisms. Additionally, it should be non-toxic to pigs and must have minimal environmental impacts. Therefore, in order to avoid detergent residues and possible effects on pigs, staffs, and environment, the development of a novel technology without chemicals to kill micro-organisms, degrade atmospheric fine particulate matter and harmful gases in the pig farms is pioneering and future potential. In this study, application of degradation technology of light-emitting diode (LED) and auto-monitoring system for harmful substances in farrowing area of a specific pathogen-free pig farms. The LED light exhibit an antibacterial efficacy of up to 89.1%. They are capable of reducing ammonia concentrations within the environment by 45%, hydrogen sulfide levels by 68.8%, and curbing PM2.5 concentrations by 80%. Collectively, these findings underscore the considerable potential of this degradation technology via visual light in effectively eliminating detrimental substances.","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125970457","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
Eco-friendly products for sorption of fenamiphos, imidacloprid, and oxamyl pesticides from water and their detection by UV/VIS spectrophotometry 采用紫外/可见分光光度法对水中磺胺磷、吡虫啉、恶氨酰农药进行吸附及检测
International Journal of Scientific Research Updates Pub Date : 2023-08-30 DOI: 10.53430/ijsru.2023.6.1.0045
Azza G. A. Reyad, M. Abbassy, Gehan I. Kh, Marei, Mohamed Alfateh Badawy, E. Rabea
{"title":"Eco-friendly products for sorption of fenamiphos, imidacloprid, and oxamyl pesticides from water and their detection by UV/VIS spectrophotometry","authors":"Azza G. A. Reyad, M. Abbassy, Gehan I. Kh, Marei, Mohamed Alfateh Badawy, E. Rabea","doi":"10.53430/ijsru.2023.6.1.0045","DOIUrl":"https://doi.org/10.53430/ijsru.2023.6.1.0045","url":null,"abstract":"The present study evaluates the efficiency of the dry biomass of the microalgae Spirogyra porticalis and Nannochloropsis oculata for the removal of fenamiphos, imidacloprid, and oxamyl pesticides from water. The influence of incubation time, pesticide concentration, and algal biomass concentration on the degradation of pesticides were considered in the study. A rapid UV-Vis spectrophotometry method was developed and validated for the analysis and quantification of pesticides in the context of bioremediation with microalgae. The optimum conditions were obtained at 15 min, 50 mg/L pesticide concentration and 900 mg/L algal biomass with the response of 67.27% and 68.67 for fenamiphos by S. porticalis and N. oculata, respectively. For Imidacloprid, the optimum conditions were obtained at 15 min, 50 mg/L pesticide concentration and 900 mg/L algal biomass with the response of 28.20% and 35.55 for fenamiphos by S. porticalis and N. oculata, respectively. With the same, previse conditions the response of 65.71 and 81.31% for oxamyl by S. porticalis and N. oculata, respectively. This study confirmed that removing pesticides by the microalgae S. porticalis and N. oculata are both active and biomass of algae dependent. Consequently, these algae biomass exhibited a potential reduction of pesticides in contaminated water samples.​","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"128 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115769277","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
Growth and exploitation parameters of Oreochromis niloticus (Linné, 1758) in Guessabo Lake (Middlee - West: Côte d’Ivoire). Guessabo湖(中西部:Côte d ' ivire) Oreochromis niloticus (linn<s:1>, 1758)的生长和开发参数。
International Journal of Scientific Research Updates Pub Date : 2023-08-30 DOI: 10.53430/ijsru.2023.6.1.0053
Moussa Ouattara, S. R. Assi, Kouakou Severin Attoungbre, A. Traoré, K. C. Boussou
{"title":"Growth and exploitation parameters of Oreochromis niloticus (Linné, 1758) in Guessabo Lake (Middlee - West: Côte d’Ivoire).","authors":"Moussa Ouattara, S. R. Assi, Kouakou Severin Attoungbre, A. Traoré, K. C. Boussou","doi":"10.53430/ijsru.2023.6.1.0053","DOIUrl":"https://doi.org/10.53430/ijsru.2023.6.1.0053","url":null,"abstract":"Growth and exploitation parameters of Oreochromis niloticus were determined in Guessabo Lake. The study involved 515 individuals of Oreochromis niloticus collected monthly between August 2019 and July 2020. The values of the asymptotic length (L∞), growth coefficient (K) and growth performance index (Φ') are 21.57 cm; 0.93 yr-1 and 2.66, respectively. The values of total (Z) natural (M) and fishing (F) mortality obtained in this study for the species Oreochromis niloticus are 2.84 yr-1, 1.82 yr-1 and 1.02 yr-1 respectively. The operating ratio E is 0.36. The Z/K and M/K ratios are 3.05 and 1.95 respectively. The results show that natural mortality predominates over fishing mortality. Recruitment occurs twice a year with peaks in June and July.","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"28 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-08-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132455454","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
The intraocular pressure reducing- potential of topically administered aqueous extract of Dennetia Tripetala on Wistar strain albino rats 白化Wistar大鼠局部给药三瓣木贼水提物的眼压降低电位
International Journal of Scientific Research Updates Pub Date : 2023-07-30 DOI: 10.53430/ijsru.2023.6.1.0052
T. Ogundeko, Chigozie John Ekenze, M. C. Nsonwu, Lilian Chioma Owunna, J. Obioma-Elemba
{"title":"The intraocular pressure reducing- potential of topically administered aqueous extract of Dennetia Tripetala on Wistar strain albino rats","authors":"T. Ogundeko, Chigozie John Ekenze, M. C. Nsonwu, Lilian Chioma Owunna, J. Obioma-Elemba","doi":"10.53430/ijsru.2023.6.1.0052","DOIUrl":"https://doi.org/10.53430/ijsru.2023.6.1.0052","url":null,"abstract":"The second section of manuscript should contain Abstract and Keywords. Abstract should be informative, self-explanatory and easy to understand. Plant parts have continued to attract attention in the global search for the treatment of many diseases affecting humans. Dennetia tripetala (mmimi) is a well-known spicy indigenous forest fruit from the family annonacea and has been found to contain lots of minerals, vitamins, alkaloids and trace elements which are of medicinal importance. This study investigated the effect of topical ripe and unripe Dennetia tripetala seed extracts on the intraocular pressure of albino Wistar rats. Fifteen healthy male albino Wistar rats were used for the study. The rats were randomly divided into 3 groups (A, B, C), each group consisting of 5 rats. Group A rats were treated with one drop of ripe seed extract in their right eye and one drop of Timolol eye drop in their left eye. Group B rats received one drop of unripe seed extract in their right eye and one drop of Timolol eye drop in their left eye. Group C rats served as control (received one drop of water in OD). The I0P of each rat was measured pre and post instillation of one drop volume of the solutions at 30 mins interval for 120 minutes. The findings showed peak reduction of IOP after 60 mins (6.02 mmHg, representing 31.2 % reduction) of instillation one drop volume of ripe D. tripetala seed extract and reverted towards baseline (19.16 mmhg). The peak effect of ripe D. tripetala was found to be statistically significant (P =4.558). Unlike ripe D. tripetala seed extract, the unripe extract induced consistent IOP reduction till 120 minutes (5 % after 30 minutes, 16.5 % after 60minutes and 17.9 % after 120 minutes) from the baseline (18.84 mmHg). The reduction in IOP after 60 minutes (P = .4145) and 120 minutes was statistically significant (P= 2.5448). When compared with Timolol, Timolol produced steady and highest IOP reduction (15 %, 23.5 %, and 33.3 % from the baseline) 30 minutes, 60 minutes and 120 minutes post instillation respectively. Topical administration of aqueous extract of ripe D. tripetala seed significantly reduced intraocular pressure in albino Wistar rats, suggesting anti-glaucoma effect of the extract.","PeriodicalId":394579,"journal":{"name":"International Journal of Scientific Research Updates","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-07-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122146390","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}
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