1.278   Artículos

 
en línea
Yusef Kianpoor Kalkhajeh, Bahman Jabbarian Amiri, Biao Huang, Azad Henareh Khalyani, Wenyou Hu, Hongjian Gao and Michael L. Thompson    
Although phosphorus (P) is an essential nutrient for biological productivity, it can cause freshwater degradation when present at fairly low concentrations. Monitoring studies using continuous sampling is crucial for documenting P dynamics in freshwater ... ver más
Revista: Water    Formato: Electrónico

 
en línea
Minychl G. Dersseh, Aron A. Kibret, Seifu A. Tilahun, Abeyou W. Worqlul, Mamaru A. Moges, Dessalegn C. Dagnew, Wubneh B. Abebe and Assefa M. Melesse    
Water hyacinth is a well-known invasive weed in lakes across the world and harms the aquatic environment. Since 2011, the weed has invaded Lake Tana substantially posing a challenge to the ecosystem services of the lake. The major factors which affect th... ver más
Revista: Water    Formato: Electrónico

 
en línea
Dorota Papciak, Barbara Tchórzewska-Cieslak, Andzelika Domon, Anna Wojtus, Jakub Zywiec and Janusz Konkol    
The article presents changes in the quality of tap water depending on time spent in installation and its impact on the creation of biofilms on various materials (polyethylene (PE), polyvinyl chloride (PVC), chrome-nickel steel and galvanized steel). For ... ver más
Revista: Water    Formato: Electrónico

 
en línea
Ondrej Lhotský, Eva Sýkorová, Tereza Hudcová, Alena Filipová, Tomá? Cajthaml    
These experiments were performed to verify the potential ways of treating pig farm effluents using aeration, struvite precipitation and filtration. MgCl2 brine was added as a source of magnesium for struvite precipitation. Following aeration, precipitate... ver más
Revista: European Journal of Environmental Sciences    Formato: Electrónico

 
en línea
Witold Grzebisz, Alicja Niewiadomska, Jaroslaw Potarzycki and Agnieszka Andrzejewska    
Phosphorus resources, both in phosphate rocks and in the soil, are limited. However, effective food production is not possible without the use of P fertilizers. Recognizing and eliminating or at least ameliorating factors (hot spots) that interfere with ... ver más
Revista: Agronomy    Formato: Electrónico

 
en línea
Shun Zou, Chumin Huang, Yang Chen, Xiaolong Bai, Wangjun Li and Bin He    
Nitrogen (N) and phosphorus (P) play crucial roles in tea planting, but information on how the long-term excessive application of chemical N fertilizer affected N and P in subtropical tea plantations remains limited. In this study, soil and leaf samples ... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Kun Yuan, Rui Wang, Bo He, Guowei Fu, Yanwei Song, Lixin Pei, Shichao Fan and Fangyi Gao    
Lagoons, significant coastal wetlands, stand out for their vital role in the cycles and transformations of phosphorus. However, the relationship between the spatial distributions of various phosphorus forms in the soil and sediments of lagoon areas remai... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Yitong Zhang, Jiangtao Li, Fang Lu, Siqi Wang, Yangjie Ren, Shiyang Guo, Ben Wang and Wei Gao    
The widespread use of non-renewable phosphate fertilizers in agriculture poses a significant pollution threat to soil, necessitating the exploration of sustainable alternatives for phosphate fertility. Releasing phytate phosphorus through microbial phyta... ver más
Revista: Agronomy    Formato: Electrónico

 
en línea
Vladimir Silkin, Alexander Abakumov, Nikolay Esin, Larisa Pautova, Anna Lifanchuk and Alexey Fedorov    
The seasonal dynamics of the NE Black Sea phytoplankton follow the following pattern: small diatoms (spring) ? coccolithophorid Emiliania huxleyi (late spring?early summer) ? large diatoms (summer). Our hypothesis states that nitrogen and phosphorus conc... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Suvi-Tuuli Lappalainen, Jonne Kotta, Mari-Liis Tombak and Ulla Tapaninen    
Marine eutrophication is a pervasive and growing threat to global sustainability. Thereby, nutrient discharges to the marine environment should be reduced to a minimum. When fertilizers are loaded to the vessels in ports, a significant amount of nutrient... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

« Anterior     Página: 1 de 71     Siguiente »