相关实验视频

Updated: Jul 10, 2025

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds

Continuous Instream Monitoring of Nutrients and Sediment in Agricultural Watersheds

Published on: September 26, 2017

反映了Beas,Satluj河和合流水的饮用水和灌水质量的变化

Sumita Chandel¹, Harsimran Kaur², Dinesh Kumar Benbi²

¹Department of Soil Science, Punjab Agricultural University, Ludhiana, India. sumita-coasoil@pau.edu.

Environmental science and pollution research international

|November 26, 2023

概括

印度旁遮普邦的Beas和Satluj河流显示饮用和灌的水质不同. 河豆提供更好的质量,而Satluj提供更好的质量.

科学领域:

环境科学环境科学
水资源管理水资源管理
河流生态河流生态

背景情况:

传统的水质评估在灵活性和整合方面存在局限性.
保持河流水质量对于人类消费和农业至关重要.
设计的最佳利用方法缺乏针对不同用水用途的具体评级尺度.

研究的目的:

通过CCME WQI评估Beas,Satluj河及其汇流的饮用水和灌水质量.
制定一个独特的评级系统来评估水的适用性,饮用和灌.
确定影响这些河流水质的关键污染物.

主要方法:

使用加拿大环境部长理事会水质指数 (CCME WQI) 方法.
收集和分析了2016年至2019年的水质数据.
对饮用 (DWQI) 和灌 (IWQI) 目的的评估水质.

主要成果:

与Satluj.河相比,河豆在饮用 (边际DWQI: 45.5) 和灌 (良好的IWQI: 86) 方面表现出优越的水质.
萨特卢伊河的饮用水质量不佳 (DWQI: 37.7) 和边际灌质量不佳 (IWQI: 60.1).
总大肠杆菌,DO,BOD,度,便大肠杆菌和%Na被确定为导致水质恶化的重要因素.

结论:

具体地点的战略对于提高饮用和灌的河水质量至关重要.
需要紧急的政策干预和严格的法规来改善和保持地表水质量.
未经处理的工业和家庭废水排放严重影响水质,特别是在萨特卢伊河.

关键词:

在CCME WQI中饮用水质量指数饮用水质量指数灌水质量指数灌水质量指数威尔科克斯的分类是威尔科克斯的分类.

更多相关视频

Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity

Wastewater Irrigation Impacts on Soil Hydraulic Conductivity: Coupled Field Sampling and Laboratory Determination of Saturated Hydraulic Conductivity

Published on: August 19, 2018

Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds

Continuous Hydrologic and Water Quality Monitoring of Vernal Ponds

Published on: November 13, 2017

相关概念视频

Gradually Varying Flow

Gradually Varying Flow

Gradually varying flow (GVF) in open channels describes situations where water depth changes slowly along the channel due to factors like non-uniform bed slope, channel shape variations, or obstructions. This flow type occurs when the depth adjusts gradually to balance gravitational forces, shear forces, and energy requirements, resulting in a low rate of depth change.Characteristics of Gradually Varying FlowGVF is commonly observed in natural streams, rivers, and canals, where flow depth...

Responses to Drought and Flooding

Responses to Drought and Flooding

Water plays a significant role in the life cycle of plants. However, insufficient or excess of water can be detrimental and pose a serious threat to plants.

Design Example: Design of an Irrigation Channel

Design Example: Design of an Irrigation Channel

Trapezoidal channels are widely used in irrigation systems due to their cost-effectiveness and efficiency in conveying water. Trapezoidal channels feature a flat bottom and sloping sides, making them stable and easier to construct compared to other shapes. The bottom width and side slope ratio are determined based on the required flow capacity and site conditions. The side slope is kept gentle for unlined channels to prevent soil erosion.Hydraulic parameters in channel design include the flow...

Precipitation and Co-precipitation

Precipitation and Co-precipitation

Precipitation and coprecipitation methods can be used to separate a mixture of ions in a solution. In qualitative inorganic analysis, ions that form sparingly soluble precipitates with the same reagent are separated based on the differences in solubility products. For example, consider the separation of Cu(II) and Fe(II) ions by precipitation as insoluble sulfides. First, copper(II) sulfide is precipitated by the addition of acidic H2S, where the dissociation of H2S is suppressed. Adding H2S...