Results 21 to 30 of about 1,566,668 (214)

Isotopic Analysis of Sporocarp Protein and Structural Material Improves Resolution of Fungal Carbon Sources [PDF]

open access: yes, 2016
Fungal acquisition of resources is difficult to assess in the field. To determine whether fungi received carbon from recent plant photosynthate, litter or soil-derived organic (C:N bonded) nitrogen, we examined differences in δ13C among bulk tissue ...
Chen, Janet   +2 more
core   +3 more sources

Soil organic carbon

open access: yesRevista de la Facultad de Agronomía, 2020
Soil organic carbon (SOC) is an important factor for soil quality diagnosis. Physical and chemical fractionation of SOC are useful to characterize SOC, because some fractions are more sensitive indicators of the effects of different management practices.
María Paz Salazar   +6 more
openaire   +3 more sources

Revealing the effect of electrocatalytic performance boost during hydrogen evolution reaction on free-standing SWCNT film electrode

open access: yesScientific Reports, 2021
Large-scale sustainable hydrogen production by water electrolysis requires a highly active yet low-cost hydrogen evolution reaction (HER) electrocatalyst.
Karolina Kordek-Khalil   +2 more
doaj   +1 more source

Emergent molecular traits of lettuce and tomato grown under wavelength-selective solar cells

open access: yesFrontiers in Plant Science, 2023
The integration of semi-transparent organic solar cells (ST-OSCs) in greenhouses offers new agrivoltaic opportunities to meet the growing demands for sustainable food production.
Melodi Charles   +10 more
doaj   +1 more source

Calculating the global contribution of coralline algae to carbon burial [PDF]

open access: yes, 2015
The ongoing increase in anthropogenic carbon dioxide (CO2) emissions is changing the global marine environment and is causing warming and acidification of the oceans.
Kamenos, N. A., van der Heijden, L. H.
core   +1 more source

In Vitro Bioaccessibility and Health Risk of Heavy Metals from PM2.5/PM10 in Arid Areas—Hotan City, China

open access: yesAtmosphere, 2023
The impact of heavy metals in particulates plays an assignable role in human health—especially in the northwest region of China, which is affected by severe dust storms—and the bioaccessibility and health risks of heavy metals in particulate matter have ...
Bowen Liu   +8 more
doaj   +1 more source

Carbon and Organism

open access: yesTANSO, 1998
This paper first mentions that the relation between carbon and organism is the interesting object still remainedto be solved, and then introduces summary of the results obtained by our project which started at the last year underthe support of NEDO.The aim of our project is to develop the technology to treat an aquatic environment such as wastewater ...
openaire   +2 more sources

Green organic syntheses: Organic carbonates as methylating agents [PDF]

open access: yesThe Chemical Record, 2002
AbstractDimethylcarbonate (DMC) is a valuable methylating reagent that can replace methyl halides and dimethylsulfate in the methylation of a variety of nucleophiles. It couples tunable reactivity and unprecedented selectivity towards mono‐C‐ and mono‐N‐methylation.
TUNDO, Pietro, PEROSA, Alvise
openaire   +3 more sources

The Latest Progress in the Chemistry of Daphniphyllum Alkaloids

open access: yesMolecules
Daphniphyllum alkaloids (DAs) are interesting molecules with rich molecular skeletons and diverse biological activities. Since their discovery, phytochemists have isolated, purified, and identified more than 350 DAs.
Lujuan Chen   +19 more
doaj   +1 more source

Soil organic carbon and root distribution in a temperate arable agroforestry system [PDF]

open access: yes, 2013
Aim To determine, for arable land in a temperate area, the effect of tree establishment and intercropping treatments, on the distribution of roots and soil organic carbon to a depth of 1.5 m.
Burgess, Paul J., Upson, Matthew A.
core   +1 more source

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