Results 61 to 70 of about 2,556,267 (262)

Bone mineral: update on chemical composition and structure [PDF]

open access: yes, 2009
Bone mineral: update on chemical composition and ...
Combes, Christèle   +3 more
core   +1 more source

Organic or mineral fertilization [PDF]

open access: yes, 2005
To meet Swedish environmental goals organic farming will play an important role in the development of a sustainable and high quality food production system.
Heeb, Anuschka
core  

Ex-situ mineral carbonation: resources, process and environmental assessment (Carmex project) [PDF]

open access: yes, 2013
This article presents the main results of the Carmex project (2009-2012), whose purpose was to review the feasibility of ex-situ mineral carbonation in terms of resource availability, performance of the aqueous mineral carbonation process and life cycle ...
Augé, Thierry   +10 more
core  

Crushing and grinding minerals deposits of the western area Nurkazgan

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2017
The paper calculated the total surface energy of the mineral deposits Nurkazgan West, which is equal to: σ = 0,806 J/m2. The main contribution to the surface energy of the field West Nurkazgan minerals contribute quartz (SiO2) and corundum (Al2O3 ...
V.S. Portnov   +6 more
doaj  

Suplementasi Sabun Mineral Dan Mineral Organik Serta Kacang Kedelai Sangrai Pada Domba [PDF]

open access: yes, 2006
The objective of this study was to evaluate the use of mineral soap, organic mineral and roasted soybean supplementations to improve productivity in ruminant animals.
Adawiah, A. (Adawiah)   +5 more
core  

Occupational exposure to gases/fumes and mineral dust affect DNA methylation levels of genes regulating expression [PDF]

open access: yes, 2019
Many workers are daily exposed to occupational agents like gases/fumes, mineral dust or biological dust, which could induce adverse health effects. Epigenetic mechanisms, such as DNA methylation, have been suggested to play a role.
't Hoen, Peter-Bram   +65 more
core   +1 more source

Mineral Royalties: Historical Uses and Justifications [PDF]

open access: yes, 2017
Governments and private landowners have collected royalties on mineral resources for centuries. When comprehensive measures to account for the environmental externalities of mineral extraction are politically or practically unavailable, federal and state
Cecot, Caroline, Hein, Jayni Foley
core   +2 more sources

Hydrothermal Microflow Technology as a Research Tool for Origin-of-Life Studies in Extreme Earth Environments

open access: yesLife, 2017
Although studies about the origin of life are a frontier in science and a number of effective approaches have been developed, drawbacks still exist. Examples include: (1) simulation of chemical evolution experiments (which were demonstrated for the first
Kunio Kawamura
doaj   +1 more source

Numerical Simulation Based Targeting of the Magushan Skarn Cu-Mo Deposit, Middle-Lower Yangtze Metallogenic Belt, China [PDF]

open access: yes, 2019
The Magushan Cu–Mo deposit is a skarn deposit within the Nanling–Xuancheng mining district of the Middle-Lower Yangtze River Metallogenic Belt (MLYRMB), China.
Dai, Wenqiang   +8 more
core   +2 more sources

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