Zobrazeno 1 - 10
of 5 085
pro vyhledávání: '"ammonia‐nitrogen"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-18 (2024)
Abstract With the accelerated urbanization process in the Yangtze River Delta region, shallow groundwater has received increasing attention. In this work, the exceedances of the ammonium nitrogen (NH3-N) and chemical oxygen demand (CODMn) in shallow
Externí odkaz:
https://doaj.org/article/c73bf86f03c04d62afe45e312f27f9b1
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-12 (2024)
Abstract Environmental pollution caused by the accumulation of graphite tailings (GT) is a significant global challenge. In this study, GT was utilized as a raw material to synthesize NaA zeolite (GTA), with synthesis conditions optimized. The synthe
Externí odkaz:
https://doaj.org/article/58cfb70c7f3c4aa79de543692a219f0c
Autor:
Aoya Shi, Huan Ma, Xingliang Shi, Wenquan Zhou, Wangjun Pan, Yameng Song, Qing Chen, Xiaowen Yu, Chao Niu, Yingfei Yang, Yongxu Cheng, Xiaozhen Yang
Publikováno v:
Aquaculture and Fisheries, Vol 9, Iss 6, Pp 957-966 (2024)
This study evaluated the effects of feeding a microbial-derived antioxidant diet (MA) for 56 days on the growth performance of Eriocheir sinensis, as well as on digestive and metabolic enzyme activity and antioxidant capacity under ammonia stress (40
Externí odkaz:
https://doaj.org/article/7b006d2198e841348897ed65ca697e21
Publikováno v:
Gongye shui chuli, Vol 44, Iss 9, Pp 31-40 (2024)
Highly-concentrated ammonia-nitrogen(NH3-N) wastewater has caused serious pollution to environment with its massive discharges and high toxicity. The gas stripping method has the advantages of high removal efficiency, simple operation, and resource r
Externí odkaz:
https://doaj.org/article/ac190ad8e8db4a1982993812b9ad32ca
Autor:
Qianyang Jiang, Jiahuan He, Yinwen Wang, Bangyao Chen, Kewei Tian, Keda Yang, Huangzhao Wei, Xiaoling Xu
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract Zeolite molecular sieves are potential adsorbents for wastewater treatment, characterized by high efficiency, simple process, easy regeneration, and low treatment cost. In this study, zeolite A molecular sieves were prepared using coal fly a
Externí odkaz:
https://doaj.org/article/c0c3b13888064f41acf86becce828343
Publikováno v:
Yuanzineng kexue jishu, Vol 58, Iss S1, Pp 9-19 (2024)
Ammonia nitrogen wastewater is one of the most difficult water treatment problems in the world. In the process of uranium mining, beneficiation and smelting, radioactive solid waste will be produced which cann’t be effectively treated, and will be
Externí odkaz:
https://doaj.org/article/b8edd9aa901943bdbbcae3b34d40951d
Publikováno v:
Heliyon, Vol 10, Iss 21, Pp e39997- (2024)
Industrial wastewater management is a significant global challenge. Sludge microbiota from swine farms may play a crucial role in enhancing wastewater treatment processes, thereby reducing water pollution from industrial activities. A deeper understa
Externí odkaz:
https://doaj.org/article/882b0f4f13f64f9884db1d0e62651564
Autor:
Sihan Lin, Rong Yao, Xin Cui, Yucai Guo, Denghui Hu, Bin Zhou, Zhaobin Zhou, Xuanshu He, Zhihong Liao, Beiping Tan, Jin Niu
Publikováno v:
Frontiers in Marine Science, Vol 11 (2024)
The research investigated the nutritional physiology effect of ginseng saponins on Litopenaeus vannamei (L. vannamei) under low-fishmeal diets. In total, five experimental groups were arranged, with 21% fishmeal (high-fishmeal) serving as the positiv
Externí odkaz:
https://doaj.org/article/fd25c1f504e04a83847f17943f65e464
Publikováno v:
Microbiology Spectrum, Vol 12, Iss 10 (2024)
ABSTRACT Ammonia loss is the most severe during the high-temperature stage (>50°C) of aerobic composting. Regulating ammonia volatilization during this period via thermophilic microbes can significantly improve the nitrogen content of compost and re
Externí odkaz:
https://doaj.org/article/bcd3d976a1b74bc3adc8d8c0f9829a0a
Publikováno v:
Aquaculture Reports, Vol 38, Iss , Pp 102342- (2024)
This study was performed to evaluate the role of TSC2 (tuberous sclerosis complex 2) in the regulation of growth inhibition of fish exposed to chronic ammonia nitrogen. Firstly, the full-length cDNA of TSC2 in juvenile blunt snout bream, Megalobrama
Externí odkaz:
https://doaj.org/article/f56ced8228804a92a6acdfb10507b500