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M. Otero, L. Freire, S. Gómez-Cuervo and C. Ávila
Elevated ammonium (NH4+) concentrations in untreated waterways contribute to eutrophication and dissolved oxygen depletion. Geopolymer (GP) materials are introduced as sustainable, straightforward operation and low-cost option for pollutant adsorption th...
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Feng Tian, Haibin Shi, Qingfeng Miao, Ruiping Li, Jie Duan, Xu Dou and Weiying Feng
The subsurface pipe drainage project is essential in farmland drainage operations and is globally recognized as an effective saline?alkali land improvement measure owing to its efficient drainage capacity and low land occupation rate. This study aimed to...
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Yanyan Wang, Shiqi Wang, Zhenyong Zhao, Ke Zhang, Changyan Tian and Wenxuan Mai
With the increasing shortage of water resources, the current management of saline?alkali lands in semi-arid and arid areas has gradually transformed from ?flooding irrigation with drainage? in the past to the combination of controlling regional water and...
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Qiang Xu, Hongguang Liu, Mingsi Li and Pengfei Li
To reveal the mechanisms of water conservation and soil salinity control in the biochar interlayer, the effects of biochar addition as an interlayer on soil water infiltration, evaporation, and salt transport were studied. Through the indoor soil-column ...
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Feng Tian, Qingfeng Miao, Haibin Shi, Ruiping Li, Xu Dou, Jie Duan, Jing Liu and Weiying Feng
As an effective method to improve saline?alkali land, the drainage from subsurface pipes has been extensively studied in typical arid and semi-arid agricultural areas (Hetao Irrigation District). However, there are few studies on the improvement of subsu...
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Demis Andrade Foronda and Gilles Colinet
Saline?alkali soils have high sodicity, high pH, and high levels of soluble salts, as well as carbonates. This study aimed to evaluate the effect of cattle manure and chicken manure combined with gypsum at three levels on reclaiming a saline?alkali soil,...
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Robert E. Melchers
The long-term corrosion progression of steel reinforcement is important for estimating the life of reinforced concrete infrastructure. Reviews of field experience and results from recent controlled long-term experiments show that the development of reinf...
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Norbert Clauer, Edward Keppens, I. Tonguç Uysal and Amélie Aubert
A combined ultrasonic treatment, with de-ionized H2O, dilute HAc or dilute HCl, of three Mid-Miocene glauconite samples was applied to K?Ar date the different separates in order to compare the results with those obtained by the Rb?Sr method using the sam...
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Agus Budi Prasetyo,Rahadian Darmawansyah,Wahyu Mayangsari,Eni Febriana,Sulaksana Permana,Ahmad Maksum,Soesaptri Oediyani,Florentinus Firdiyono,Johny Wahyuadi Soedarsono
Pág. 6 - 14
A research based on magnesium extraction of ferronickel slag waste processed by reverse leaching using sodium hydroxide (NaOH) solutions has been carried out. The ferronickel slag has the main compositions of magnesium silicate and iron silicate. The ear...
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Gennadii Kochetov,Oleksandr Kovalchuk,Dmitry Samchenko
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A study of the products of ferritization processing of galvanic waste: sludge and spent process solutions is carried out. As a result of experiments on dynamic leaching of heavy metal ions, the immobilization properties of the sludge, obtained at differe...
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