Results 1 to 10 of about 297,922 (356)
Effect of Saline Water Irrigation and Dilution of Salts on Water Management Water in Green Pepper
Pakistan Journal of Engineering & Technology, 2021 Irrigation has an important role in food production worldwide by increasing crop quality and production. As such, the use of fresh water for agricultural or vegetable products is declining in quantity and quality over the coming decades.
Muhammad Arshad +4 more
doaj +1 more source
Jingshui jishu【目的】膜生物反应器(MBR)工艺因其出水水质好和占地面积小等优点在城镇污水处理领域(尤其是地下污水处理厂)应用广泛，但膜材质固有缺陷引发的长期运行问题(高断丝率、膜通量衰减、出水水质波动),成为制约MBR发展的首要影响因素，且导致其工艺投资及运行成本均较高。【方法】华南地区某市政污水厂MBR运营人员通过优化工艺调控策略，将设计寿命为5年的中空纤维超滤膜的实际运行寿命延长至10年，且该批MBR出水水质优于一级A标准，并未出现明显的截留效能下降问题 ...
CHEN Zebin, ZHANG Yingyu, TANG Xia
doaj +1 more source
Technical Transactions, 2018 Contemporary area drainage dimensioning standards are presented in this paper. Hazards for drainage systems arising from climate changes are discussed and trends of changes in the precipitation structure are presented using the example of data obtained ...
Kotowski Andrzej, Nowakowska Monika
doaj +1 more source
Water Science and TechnologyThe composition of waste-activated sludge (WAS) is complex, containing a large amount of harmful substances, which pose a threat to the environment and human health.
Biqing Li +7 more
doaj +1 more source
Journal of Infection in Developing Countries, 2023 Introduction: Non-typhoidal Salmonella (NTS), are frequently found in sewage and are one of the main causes of diarrhea in developed and developing countries due to poor sanitation conditions.
Solange Martone-Rocha +5 more
doaj +1 more source
Journal of the Royal Sanitary Institute, 1907 Abstract My special object in this paper is to direct attention to certain observations I have recently made bearing upon death of filters and grade of particles as affecting both the quality of the work done and the capital outlay involved.
openaire +1 more source
Journal of Chemistry, 2016 To identify the distribution of heavy metals in sewer sediments and assess their potential harmfulness to the environment and human health, the occurrence of Pb, Zn, Cu, and Cd in the sewer sediment of six functional areas and two streets in an inner ...
Haiyan Li +4 more
doaj +1 more source
Theoretical basis of administrative development aligned with upstream documents in Iran [PDF]
فرایند مدیریت و توسعه, 2022 Purpose: The present research, intends to formulate and propose a theoretical basis of administrative development for the Seventh Development Plan, along with the upstream documents.
Ramin Rahnavard
doaj
Pneumoproteins in sewage workers exposed to sewage dust [PDF]
International Archives of Occupational and Environmental Health, 2012 The association between exposure to bacteria and endotoxins in sewage dust and the serum concentrations of pneumoproteins in sewage treatment plant workers were studied.Forty-four workers from eight sewage treatment plants and 38 reference workers participated in the study. Microbial aerosol was collected by personal inhalable samplers.
Heldal, Kari Kulvik +3 more
openaire +2 more sources
Pathogens, 2021 The monitoring of SARS-CoV-2 RNA in sewage has been proposed as a simple and unbiased means of assessing epidemic evolution and the efficiency of the COVID-19 control measures. The past year has been marked by the emergence of variants that have led to a
Nathalie Wurtz +10 more
doaj +1 more source