Showing 1,121 - 1,140 results of 1,206 for search '"water quality"', query time: 0.10s Refine Results
  1. 1121

    Effects of Seasonal Variations in Physical Parameters on Quality of Gravity Flow Water in Kyanamira Sub-County, Kabale District, Uganda by Hannington, Ngabirano, Denis, Byamugisha, Emmanuel, Ntambi

    Published 2022
    “…TDS, pH and temperature were the most contributing parameters to water quality variations in both seasons. The mean pH values varied between 3.78 - 4.84 from March to August, 2014 at all study sites. …”
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  2. 1122

    Characteristics of the macroinvertebrate community structure and their habitat suitability conditions in the Chishui River by Xinyu Li, Long Yan, Xu Zhi, Peng Hu, Chongju Shang, Baolong Zhao

    Published 2025-01-01
    “…The optimal conditions for macroinvertebrate communities in the Chishui River were determined to be a DO concentration of 9.8 mg/L and an NH3-N concentration of 0.12 mg/L.DiscussionOverall, the macroinvertebrate community structure in the Chishui River is significantly influenced by factors such as water quality, flow velocity, and substrate particle size, and it demonstrates strong adaptability to seasonal variations.…”
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  3. 1123

    A backwater technology for enhancing pollutants discharge from aquaculture tanks in a Litopenaeus vannamei recirculating aquaculture system: Performance and control models by Jianping Xu, Yishuai Du, Jiawei Zhang, Fudi Chen, Li Zhou, Tianlong Qiu, Jianming Sun

    Published 2025-03-01
    “…A comparison was made between the two groups to observe changes in water quality. Using IEB devices, the average total nitrogen (TN), dissolved nitrogen (DN), SSN, total ammonia nitrogen (TAN), and Vibrio concentrations in aquaculture tanks was decreased by 4.55 %, 4.45 %, 12.79 %, 10.26 %, and 10.57 %, respectively. …”
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  4. 1124
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  6. 1126

    Cultured sand sea cucumber growth with different water exchange systems by Debora Liubana, Joi Alfreddi Surbakt, Claudya Zyta Tobu

    Published 2022-10-01
    “…The results showed that the best water exchange systems to increase sand sea cucumber production was tank A with 100% survival rate, 1.84 ± 0.06%/day specific growth rate, and 1714.96 ± 34.13 μm length growth rate. The water quality parameters were also optimal during the sand sea cucumber with the integrated system. …”
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  7. 1127

    Development of improved deep learning models for multi-step ahead forecasting of daily river water temperature by Mehdi Gheisari, Jana Shafi, Saeed Kosari, Samaneh Amanabadi, Saeid Mehdizadeh, Christian Fernandez Campusano, Hemn Barzan Abdalla

    Published 2025-12-01
    “…Precise river water temperature (WT) forecasts are essential for monitoring water quality. This study addresses the limited use of signal decomposition in hybrid WT prediction models by proposing three methods: namely ensemble empirical mode decomposition (EEMD) on AdaBoost, long short-term memory (LSTM), and gated recurrent unit (GRU). …”
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  8. 1128

    Eukaryotic plankton community and assembly processes in a large-scale water diversion project in China by Liming Zhu, Lihui Feng, Daoxi Zhang, Fang Shi, Xi Zou, Qing Yang, Shan He, Wen Zhu

    Published 2025-02-01
    “…Eukaryotic plankton are widespread in aquatic ecosystems, which are crucial for the water quality stability of DJK and MRP, yet comparative studies on their contemporaneous dynamics and assembly processes are scarce. …”
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  9. 1129

    Comparative evaluation of management practices among large-scale broiler farms of Punjab, Pakistan by Muhammad Tahir Amin, Muhammad Usman, Hafiz Muhammad Ishaq, Asad Ali, Muzamal Tariq, Mian Mubashar Saleem, Syed Ghulam Mohayud Din Hashmi, Kinza Saleem, Sohail Ahmad

    Published 2025-02-01
    “…The most commonly observed average downtime was 2–3 weeks plus washing with chlorinated water and detergent after dry cleaning at farms. The water quality regarding TDS and pH level was found normal at the majority of the farms. …”
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  10. 1130

    Natural Concurrent Infections with Black Spot Disease and Multiple Bacteriosis in Farmed Nile Tilapia in Central Kenya by Daniel W. Wanja, Paul G. Mbuthia, Robert M. Waruiru, Lilly C. Bebora, Helena A. Ngowi

    Published 2020-01-01
    “…In conclusion, these findings suggest that coinfections by these organisms coupled by water quality-related stress can be associated with low-grade mortality observed in postfingerling tilapia as well as reduced growth. …”
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  11. 1131

    Characteristics of water supply and demand in an agroforestry ecosystem under long-term continuous cropping assessed using the RZWQM2 model by Jing Zhang, Li Wang, Gong Cheng, Liangliang Jia

    Published 2025-02-01
    “…The field experiment and the Root Zone Water Quality Model (RZWQM2) were combined (1) to explore the feasibility of RZWQM2 in simulating soil water conditions under the three cropping systems and (2) to simulate long-term soil water dynamics and plant water use in different cropping systems from 1981–2019. …”
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  12. 1132

    Determination of trophic status and carrying capacity of floating net cages in Jatigede Reservoir by Kristina Marsela, Dadan Sumiarsa, Denny Kurniadie

    Published 2023-08-01
    “…The results of calculating the carrying capacity of cage aquaculture using class 3 water quality standards. Indicate that Jatigede Reservoir waters can still increase fish production by 7,140.25 tons of fish/year, provided that fish replace the primary fish commodities cultivated.   …”
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  13. 1133

    Topic modelling of the wetland condition assessment literature reveals trends, key gaps, and opportunities for combining different assessment techniques by Kaline de Mello, Osmar Luiz, Erica A. Garcia, Anna E. Richards

    Published 2025-02-01
    “…We identified a gap between the ‘remote sensing’ topic and most other topics, showing the importance of combining, for example, water quality and biodiversity data with remote sensing analyses for wetland condition assessment. …”
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  14. 1134

    Biofloc technology on the intensive aquaculture of bronze corydoras ornamental fish Corydoras aeneus with different stocking densities by Iis Diatin, Muhammad Agus Suprayudi, Tatag Budiardi, Enang Harris, Widanarni Widanarni

    Published 2019-06-01
    “…The results showed that the daily length and weight-growth rate among treatments were not significantly different (P>0.05), while survival rate and the number of fish production on all treatments were significantly different (P<0.05). The water quality during the rearing period, such as temperature, pH, alkalinity, ammonia, nitrite, and nitrate, were in a tolerable range for corydoras culture. …”
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  15. 1135

    Bismuth-Immobilized Optical Fiber-Based SPR Nanosensor for Detection of Zinc Nitrate Contamination in Aquaculture Industry by Yesudasu Vasimalla, Nasih Hma Salah, Baljinder Kaur, Hogr M. Rasul, Chella Santhosh, Ramachandran Balaji, S.R. Srither, Santosh Kumar

    Published 2024-01-01
    “…Zinc nitrate, a toxic substance usually found in industrial waste and agricultural residues, poses a serious threat to the aquaculture industry due to the poor water quality and harmful aquatic life. Effective monitoring of zinc nitrate contamination is essential to protect aquatic ecosystems and also ensures the safety of aquaculture products. …”
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  16. 1136

    Metal Biomonitoring Through Arboreal Species in Riparian Ecosystems: <i>Pithecellobium dulce</i> as a Bioindicator Species by Sayuri Hernández-Maravilla, María Luisa Castrejón-Godínez, Efraín Tovar-Sánchez, Hugo Albeiro Saldarriaga-Noreña, Alexis Rodríguez, Marcos Eduardo Rosas-Ramírez, Patricia Mussali-Galante

    Published 2025-01-01
    “…In riparian ecosystems, metal pollution generates adverse effects on organisms and reduces water quality. The Cuautla River is of great ecological relevance and an important water supplier. …”
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  17. 1137

    Interpreting machine learning models based on SHAP values in predicting suspended sediment concentration by Houda Lamane, Latifa Mouhir, Rachid Moussadek, Bouamar Baghdad, Ozgur Kisi, Ali El Bilali

    Published 2025-02-01
    “…ML approaches illustrated the good reliability and transparency of the models developed for predicting SSC in a semi-arid setting, offered new perspectives for reducing ML models' “black box” character, and provided a useful source of information for assessing the consequences of SSC on water quality. The SHAP system and exploring other interpretable techniques are recommended to provide further information in future research. …”
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  18. 1138

    Assessment of heavy metal contamination in surface sediments: Seasonal influence in the Majes-Camaná basin of the Arequipa region, Peru by María Claudia Cáceres Obada, María Eduarda Fernanda Zegarra Oliveira, Naysha Yamelit Meza Elguera, Stephanie Elena Sosa Pulcha, Abdel Alejandro Portocarrero Banda, Jhon Alfredo Quispe Ortiz, Verónica Salinas Murillo, Hugo Guillermo Jiménez Pacheco

    Published 2025-03-01
    “…Additionally, biological indicators were evaluated, highlighting the presence of the Chironomidae family, which reflected the water quality in the Camaná River. This bioindicator scored 2 on the BMWP index, categorizing the water as of low quality, which evidences a significant influence of anthropogenic activities in the area.…”
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  19. 1139

    The effectivity of pandanus leaf extract for the treatment of sangkuriang catfish juvenile Clarias gariepinus infected by Aeromonas hydrophila by Siti Sopiah, Rosidah Rosidah, Walim Lili, Iskandar Iskandar, Ibnu Bangkit Suryadi

    Published 2018-07-01
    “…The observed parameters were clinical symptoms, recovery process, survival rate, and water quality. The results showed that pandanus leaf extract at a concentration of 800 mg/L for 24 hours was effective for treating sangkuriang catfish juvenile that infected by A. hydrophila with a survival rate of 86.67%. …”
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  20. 1140

    Environmental Factors Affecting the Phytoplankton Composition in the Lake of Tibetan Plateau by Qinghuan Zhang, Zijian Xie, Chunhua Li, Chun Ye, Yang Wang, Zishu Ye, Weiwei Wei, Hao Wang

    Published 2025-01-01
    “…A clear understanding of the influential environmental variables affecting phytoplankton composition could help us to make proper water quality protection strategies in future climate change scenarios.…”
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