Results 31 to 40 of about 11,656,595 (311)

Structural Variations of Bacterial Community Driven by Sphagnum Microhabitat Differentiation in a Subalpine Peatland

open access: yesFrontiers in Microbiology, 2019
Sphagnum microbiomes play an important role in the northern peatland ecosystems. However, information about above and belowground microbiomes related to Sphagnum at subtropical area remains largely limited.
Wen Tian   +5 more
doaj   +1 more source

A spatial total nitrogen budget for Great Britain [PDF]

open access: yesScience of The Total Environment, 2020
Understanding nutrient budgets makes it possible to predict where and by how much nutrients are accumulating in the environment. Previous studies have considered this problem for nitrogen (N) but have limited themselves to reactive N species (i.e. excluding N2) or have considered total N (including N2) but have been limited to regional or national ...
Xiangwen Fan   +3 more
openaire   +4 more sources

The conversion of forests to agricultural croplands significantly depletes soil organic carbon reserves, total nitrogen, and available potassium, reaching critical thresholds in the Peruvian Amazon

open access: yesFrontiers in Soil Science
IntroductionLand-use change from primary forests to agricultural croplands can degrade soil quality by depleting soil organic carbon (SOC), total nitrogen (STN), and soil-available potassium (SAK).
Richard Solórzano-Acosta   +8 more
doaj   +1 more source

Influence of enzymative catalysis on technological parameters of apple juice production

open access: yesНовые технологии, 2021
The article provides data on the investigation of the effect of enzymatic catalysis on the technological parameters of apple juice production. Apples are distinguished by the presence of a heterogeneous high-molecular complex of biopolymers, which ...
L. V. Gnetko   +4 more
doaj   +1 more source

ON THE GUNNING METHOD FOR TOTAL NITROGEN IN FERTILIZERS. [PDF]

open access: yesJournal of the American Chemical Society, 1894
n ...
openaire   +1 more source

Changes in the contents of nitrogen fractions with loosing vital capacity of the Siberian fir Abies sibirica Ledeb. seeds [PDF]

open access: yesСибирский лесной журнал, 2017
Siberian fir seeds often lose their germinating capacity during storage. This results from, among other factors, changing contents of nitrogen compounds in the seeds, especially those of protein fractions. This paper focuses on analyzing changes of these
S. G. Prokushkin, V. V. Panova
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Combination of Warming and Vegetation Composition Change Strengthens the Environmental Controls on N2O Fluxes in a Boreal Peatland

open access: yesAtmosphere, 2018
Climate warming and vegetation composition change are expected to influence greenhouse gas emissions from boreal peatlands. However, the interactive effects of warming and different vegetation compositions on N2O dynamics are poorly known, although N2O ...
Yu Gong   +4 more
doaj   +1 more source

Optimized Chemical Analysis of Cow’s Milk Proteins: Evaluation of New Measuring Devices

open access: yesIndonesian Journal of Chemistry, 2022
The demands of quality and choice in the dairy industry require analysis of extended performance. Ancient milk protein measuring devices take a long time and provide slow and inaccurate results.
Marouane Chrif   +2 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

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