发布求助
文献互助 智能选刊 最新文献

Journal of Japan Society on Water Environment最新文献

筛选
英文 中文
Operation and Management of Treated Wastewater in Rural Sewerage with Intermittent-Aeration Activated-Sludge Process for Use in Irrigation 间歇式曝气活化污泥法灌溉农村污水处理废水的运行与管理
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.21
T. Nakano, Yutong Li, M. Yamaoka, S. Haruta
{"title":"Operation and Management of Treated Wastewater in Rural Sewerage with Intermittent-Aeration Activated-Sludge Process for Use in Irrigation","authors":"T. Nakano, Yutong Li, M. Yamaoka, S. Haruta","doi":"10.2965/jswe.46.21","DOIUrl":"https://doi.org/10.2965/jswe.46.21","url":null,"abstract":"","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"2 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79836467","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
水道水中の20 μm以上のマイクロプラスチックの採取分析方法の開発 开发自来水中20 μm以上微塑料的采集分析方法
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.131
Yutaka KAMEDA, Emiko FUJITA, Kazuho HIRAI
{"title":"水道水中の20 μm以上のマイクロプラスチックの採取分析方法の開発","authors":"Yutaka KAMEDA, Emiko FUJITA, Kazuho HIRAI","doi":"10.2965/jswe.46.131","DOIUrl":"https://doi.org/10.2965/jswe.46.131","url":null,"abstract":"水道水中の20 μm以上のマイクロプラスチック (MPs) の汚染状況を高精度に把握する採取分析方法を開発した。比重分離法と顕微フーリエ変換赤外分光光度計を用いた機器分析により, 水道水中から91.0%のMPsを回収できた。水道水試料量の増加に伴い, MPs濃度の標準偏差は減少し, 1000 Lで変動係数は14.9%まで低下した。未使用のプランクトンネットろ過による屋外蛇口直下でのMPs採取では, 大気降下由来の汚染量は16.7 ± 6.4個だったが, 蓋の使用により低下した。最後に, 地下水を取水源とする水道水1000 Lを分析した結果, 12種のポリマーが検出され, 合計濃度は78 ± 10.4～2130 ± 358個 m-3であった。主要ポリマーはポリエチレン, アルキド樹脂およびポリメタクリル酸メチルで全体の56.5～94.0%を占めた。粒径分布のミディアン径は30.1～60.4 μmであり, 形状は破片状が多かった。","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"35 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135355910","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
Development of a System to Support the Analysis of Post-Calibration-Type Mass Spectrometric Target Screening Test Results and the Elucidation of Spilled Chemicals in a Simulated River Water Sample 一个系统的发展，以支持后校准型质谱目标筛选测试结果的分析和阐明溢出的化学物质在模拟河水样品
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.85
H. Takanashi, Narumi Yamada, T. Nakajima, A. Sawai, Takayuki Kokubo, Yasushi Gotou, Misa Toda, Yuji Suzuki, Yuta Shinfuku
{"title":"Development of a System to Support the Analysis of Post-Calibration-Type Mass Spectrometric Target Screening Test Results and the Elucidation of Spilled Chemicals in a Simulated River Water Sample","authors":"H. Takanashi, Narumi Yamada, T. Nakajima, A. Sawai, Takayuki Kokubo, Yasushi Gotou, Misa Toda, Yuji Suzuki, Yuta Shinfuku","doi":"10.2965/jswe.46.85","DOIUrl":"https://doi.org/10.2965/jswe.46.85","url":null,"abstract":"","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"11 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74835728","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
化学物質流出事故対策に活用可能な河川流下予測早見表の開発－多摩川, 淀川, 日光川におけるクロロホルムを例として－ 开发可用于化学物质泄漏事故对策的河流流下预测预测表。以多摩川、淀川、日光川的氯仿为例。
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.77
Yuriko Ishikawa, Michihiro Murata, Tomoya Kawaguchi, Kyoko Ono, Kiyotaka Tsunemi
{"title":"化学物質流出事故対策に活用可能な河川流下予測早見表の開発－多摩川, 淀川, 日光川におけるクロロホルムを例として－","authors":"Yuriko Ishikawa, Michihiro Murata, Tomoya Kawaguchi, Kyoko Ono, Kiyotaka Tsunemi","doi":"10.2965/jswe.46.77","DOIUrl":"https://doi.org/10.2965/jswe.46.77","url":null,"abstract":"","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"5 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87275382","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
Plankton Metabolic Balance in the Central Part of Lake Teganuma Teganuma湖中部浮游生物代谢平衡
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.149
Shinji HASHIMOTO
{"title":"Plankton Metabolic Balance in the Central Part of Lake Teganuma","authors":"Shinji HASHIMOTO","doi":"10.2965/jswe.46.149","DOIUrl":"https://doi.org/10.2965/jswe.46.149","url":null,"abstract":"2018年と2021年に手賀沼中央部において総一次生産量 (GPP) と生態系呼吸量 (ER) , クロロフィルa (Chl a) および栄養塩濃度を測定した。独立栄養生物群集, 従属栄養生物群集の活性はともに夏季から秋季にかけて高い値を示し, 水温の影響を強く受けていた。純生態系生産量 (NEP = GPP − ER) は調査期間を通してNEP > 0であり, GPP/ERの平均値は4.0であった。また, GPPの平均値 (9.4 mgO2 L-1 d-1) は閾値GPP (GPP = ERの時のGPP：1.6 mgO2 L-1 d-1) よりも6倍近く高い値であった。このことから調査期間中の手賀沼中央部は独立栄養状態であった。GPPとNEPの変動はChl a濃度の変動と密接に関係しており, GPPとNEPの変動の約40%をChl a濃度で説明することが出来た。","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"66 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135355632","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
霞ヶ浦における夏季の湖岸水温 霞浦夏季湖岸水温
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.157
Fumiya SUGINO, Takashi KOMURO, Masumi YAMAMURO
{"title":"霞ヶ浦における夏季の湖岸水温","authors":"Fumiya SUGINO, Takashi KOMURO, Masumi YAMAMURO","doi":"10.2965/jswe.46.157","DOIUrl":"https://doi.org/10.2965/jswe.46.157","url":null,"abstract":"湖沼の湖岸水温は公共機関による水質調査や学術研究などの報告がほとんどない。そこで本研究では, 湖岸水温に関する知見を得るため霞ヶ浦の湖岸17地点に水温ロガーを設置し, 2022年7月～9月にかけて水温モニタリングを行った。湖岸は湖心より昼間に水温が高く, 深夜は水温が低い傾向にあり, 観測期間中の湖岸水温は最高で37.4 ℃にも達していた。また湖岸水温に影響を与える環境条件として消波堤と流入河川の有無を検討した結果, 消波堤がある湖岸では消波堤がない湖岸に比べ昼間は水温が高くなり, 流入河川の存在は付近の湖岸水温に影響を与えることがわかった。本研究の結果, 夏季の霞ヶ浦の湖岸では異常な高水温環境が形成されていることがわかり, 霞ヶ浦におけるワカサギやイシガイの減少を引き起こしている可能性が考えられた。地球温暖化に伴い湖岸水温はさらに上昇すると予想されるため, 湖岸生態系保全のため湖岸水温の継続的な観測が必要である。","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135561380","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
Spatial–temporal Distributions of Dissolved Inorganic Nutrients in the Seto Inland Sea 濑户内海溶解无机营养物的时空分布
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.163
Wataru NISHIJIMA, Akira UMEHARA
{"title":"Spatial–temporal Distributions of Dissolved Inorganic Nutrients in the Seto Inland Sea","authors":"Wataru NISHIJIMA, Akira UMEHARA","doi":"10.2965/jswe.46.163","DOIUrl":"https://doi.org/10.2965/jswe.46.163","url":null,"abstract":"1980年代以降の瀬戸内海における溶存無機窒素 (DIN) とリン (DIP) 濃度の時空間分布と植物プランクトンの制限栄養塩の変化について, クラスタリングした海域に対して解析した。DIN濃度は全海域で低下した一方で, DIP濃度は陸域影響の強い海域および外洋影響が強い海域との遷移海域で低下したが, これらの海域は瀬戸内海全面積の約2割である。一方で, 全体の8割を占める外洋影響の強い海域では有意な低下は観察されなかった。陸域影響の強い海域でのDIN濃度の低下率は過去40年間の窒素負荷削減率よりも大きく, DIP濃度の低下率は負荷削減率と同等であった。DIN濃度の低下は外洋影響の強い海域でも見られ, 低下率は3割から4割程度に達していた。陸域影響の強い海域はリン制限であり, 外洋影響の強い海域は窒素制限の面積割合が高かった。DIN濃度が全海域で低下したことに伴い, 外洋影響の強い海域では, 秋季から冬季に窒素制限海域の面積比が大きくなった。","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"251 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"135561387","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
Estimation of Filtration Rate and Habitable Condition of a Freshwater Bivalve (Corbicula sp.) in Lake Biwa 琵琶湖淡水双壳贝滤过率及适居条件的估算
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.69
N. Kishimoto, Seiko Furuta, N. Fujiwara, E. Inoue, Daiya Bamba, N. Takei
{"title":"Estimation of Filtration Rate and Habitable Condition of a Freshwater Bivalve (Corbicula sp.) in Lake Biwa","authors":"N. Kishimoto, Seiko Furuta, N. Fujiwara, E. Inoue, Daiya Bamba, N. Takei","doi":"10.2965/jswe.46.69","DOIUrl":"https://doi.org/10.2965/jswe.46.69","url":null,"abstract":"","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"22 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78267032","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
Remote Monitoring of a Small Water Supply Facility via Simple Radio Modules Based on Low-Power Wide-Area (LPWA) Network Technologies 基于低功耗广域(LPWA)网络技术的简单无线模块对小型供水设施的远程监控
Journal of Japan Society on Water Environment Pub Date : 2023-01-01 DOI: 10.2965/jswe.46.11
Shinya Watanabe, K. Oguma
{"title":"Remote Monitoring of a Small Water Supply Facility via Simple Radio Modules Based on Low-Power Wide-Area (LPWA) Network Technologies","authors":"Shinya Watanabe, K. Oguma","doi":"10.2965/jswe.46.11","DOIUrl":"https://doi.org/10.2965/jswe.46.11","url":null,"abstract":"","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"19 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2023-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89864517","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
Development of Method Determining Tetramethylammonium Hydroxide and Tetramethylammonium Salts in Industrial Wastewater by LC-MS/MS LC-MS/MS测定工业废水中四甲基氢氧化铵和四甲基铵盐方法的建立
Journal of Japan Society on Water Environment Pub Date : 2022-01-01 DOI: 10.2965/jswe.45.115
Toyokazu Koga, Manabu Kashiwabara, Shusaku Hirakawa, Yuko Ishibashi, T. Miyawaki
{"title":"Development of Method Determining Tetramethylammonium Hydroxide and Tetramethylammonium Salts in Industrial Wastewater by LC-MS/MS","authors":"Toyokazu Koga, Manabu Kashiwabara, Shusaku Hirakawa, Yuko Ishibashi, T. Miyawaki","doi":"10.2965/jswe.45.115","DOIUrl":"https://doi.org/10.2965/jswe.45.115","url":null,"abstract":"","PeriodicalId":16300,"journal":{"name":"Journal of Japan Society on Water Environment","volume":"17 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2022-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77723881","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
首页 上一页 下一页 尾页
0
×
引用
GB/T 7714-2015
复制
MLA
复制
APA
复制
导出至
BibTeX EndNote RefMan NoteFirst NoteExpress
×
提示
您的信息不完整，为了账户安全，请先补充。
现在去补充
×
提示
您因"违规操作"
具体请查看互助需知
我知道了
×
提示
现在去查看 取消
×
提示
确定
请完成安全验证×
相关产品
×
本文献相关产品
联系我们：info@booksci.cn Book学术提供免费学术资源搜索服务，方便国内外学者检索中英文文献。致力于提供最便捷和优质的服务体验。 Copyright © 2023 布克学术 All rights reserved.
京ICP备2023020795号-1
ghs 京公网安备 11010802042870号
Book学术文献互助
Book学术文献互助群
群 号：481959085
Book学术官方微信