Enforcing Insecticide-Content Water Quality Standards
نویسندگان
چکیده
منابع مشابه
Enforcing insecticide-content water quality standards.
Fig. 2. Captive common dolphins Time intervals between initiatio whistle by one individual and e of a whistle from a second in taken from analyses of whistle group of four. (B) Same; tak analyses of whistles made by a 1 three of the original four; eac hatched area indicates number 4 that one of the two remaining abruptly terminated its norma contoured) whistle. (C) Tin vals between signature wh...
متن کاملWater Quality and Standards
Water is an essential material for all organisms on earth to sustain life, and a satisfactory water supply must be made available to consumers. It is required that drinking water not be contaminated by microbes or chemical substances harmful to human health. Pathogenic bacteria, viruses and protozoa in drinking water cause waterborne infectious diseases. The pollution source, pathogenicity, and...
متن کاملWater Quality Standards and Monitoring
Contents 1. Introduction 2. Drinking water quality standards and their development 2.1. WHO drinking water quality guidelines 2.2. Health related chemicals 2.3. Microbiological aspects 2.4. Acceptability aspects 2.5. Development of national drinking water quality standard 3. Wastewater quality standard 4. Water quality consideration in various water uses 4.1. Agricultural water use and preventi...
متن کاملClassification of Water Quality Standards
Water is used for various purposes: for daily life, agriculture, industry and fisheries. Water in chemically pure form rarely occurs in nature; it is commonly found to host a wide variety of constituents derived from both the natural and human environments. It is therefore necessary to establish water quality standards to assess and to manage water from the viewpoint of water use as well as the...
متن کاملbottled water quality standards in India
Science-based” standards are an integral part of modern regulatory systems. Studies on “public understanding of science” mostly focus on high technology areas in advanced economies. In contrast, the present study analyses the public understanding of regulation in the context of standard-setting for bottled water quality in India. Using primary data, the econometric models of this paper show tha...
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ژورنال
عنوان ژورنال: Science
سال: 1968
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.159.3819.1123