美国科研出版社期刊
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作者:A. Niksch , H. Pöllmann
来源:[J].Natural Resources, 2017, Vol.08 (06), pp.445-459Scientific Research Publishing
摘要:The synthesis of a novel Li+ /Mg2+ /Al3+ containing layered double hydroxide (LDH) by using a hydrothermal synthesis route is represented in this work. The autoclaves were heated up to 100oC, 120oC, 140oC and ...
作者:Yining Wang , Julie E. Wilson , Drew Brayshaw ...
来源:[J].Natural Resources, 2017, Vol.08 (07), pp.461-477Scientific Research Publishing
摘要:Aggregate extraction in the Lower Fraser Valley of British Columbia, Canada, has affected the soil water storage of the Pepin Creek watershed. Although local government has set regulations for aggregate extraction projects to avoid negative environmental impacts, the gradual loss...
作者:Mohamed Ali Mohamed
来源:[J].Natural Resources, 2017, Vol.08 (05), pp.353-369Scientific Research Publishing
摘要:The use of remote sensing techniques and subsequent analysis by means of geographical information system (GIS) offers an effective method for monitoring temporal and spatial changes of landscapes. This work studies the urbanization processes and associated threats to natural...
作者:Qi Zhu , Hao Liang
来源:[J].Natural Resources, 2017, Vol.08 (06), pp.410-415Scientific Research Publishing
摘要:Ying-Qiong Basin in the west of South China Sea contains plenty of abnormal high-pressure gas reservoirs, whose stress sensitivity is crucial for well productivity. To explore the influence of stress sensitivity on production, the variable outlet back pressure stress sensitivity ...
作者:Mohamed Shirif , Ali Alarbah , Hussameldin Ibrahim ...
来源:[J].Natural Resources, 2017, Vol.08 (06), pp.397-409Scientific Research Publishing
摘要:A novel process utilizing vertical wells to enhance heavy oil recovery during steam assisted gravity drainage has been developed. In the vertical well steam assisted gravity drainage (VWSAGD) process shown in Figure 1, the vertical well includes two production strings which are s...
作者:Adrián Silva-Caballero , Gloria León-Ávila , David Valenzuela-Galván ...
来源:[J].Natural Resources, 2017, Vol.08 (01), pp.31-53Scientific Research Publishing
摘要:Coatis (Procyonidae; Nasua) are considered the only truly social meso-carnivore mammals in Neotropical forests. In Mexico, white-nosed coatis (Nasua narica) are suspected to have undergone population reduction due to habitat loss and fragmentation and led to a lack of geneti...
作者:Rita Anastácio , Cardoso Lopes , Jorge Ferrão ...
来源:[J].Natural Resources, 2017, Vol.08 (05), pp.382-396Scientific Research Publishing
摘要:Monitoring programs for nesting turtles around the world have been important to build up a matrix of information for better comprehension of their behaviour and dispersion. The Western Indian Ocean has several monitoring programs that are being used to reveal migration route...
作者:Jorge Ari Noriega , Oona Delgado , Joffre Isnar Blanco ...
来源:[J].Natural Resources, 2017, Vol.08 (05), pp.370-381Scientific Research Publishing
摘要:The invasion process involves overcoming certain barriers with negative effects on the biodiversity and ecosystem function. This is the case of the African dung beetle Digitonthophagus gazella, which was introduced in the United States and other countries in Central and South Ame...
作者:Agnieszka Pieniążek , Miłosława Sokół , Michał Kozakiewicz
来源:[J].Natural Resources, 2017, Vol.08 (02), pp.69-80Scientific Research Publishing
摘要:The aim of the study was to characterize natural and urban populations of two Apodemus species—the striped field mouse ( Apodemus agrarius) and the yellow-necked mouse ( Apodemus flavicollis)—seeking to verify whether the different durations of synurbization have led populat...
作者:Silvia G. Acebal , Leticia I. Vico
来源:[J].Natural Resources, 2017, Vol.08 (06), pp.432-444Scientific Research Publishing
摘要:Acid-base properties of Na-sepiolite and Na-palygorskite were studied by potentiometric titrations at 298 K and two ionic strength I = 0.1 and I = 0.002. Intrinsic constants of deprotonation were calculated by two different methods: a) Stumm method, by extrapolating to zero the f...

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