Results 71 to 80 of about 128,478 (361)

Fundamentals of organic agriculture [PDF]

open access: yes, 2008
Organic agriculture can be traced back to the early 20th century, initiated by the Austrian spiritual philosopher Rudolf Steiner. It was later diversified by a number of key people, and more recent versions are guided by principles issued by the ...
Andrén, Olof   +6 more
core  

Electrochemistry as a Tool for Redox‐Based Bio‐Information Processing

open access: yesAdvanced Science, EarlyView.
Redox is a modality that is native to biology and accessible to electronics through electrochemistry. Imposed electronic inputs are transduced into redox signals that can probe for bio‐information or actuate biological responses. Measured electronic output responses are analyzed to reveal actionable information.
Eunkyoung Kim   +8 more
wiley   +1 more source

Impact of anthropogenic factor on changes in physical and chemical properties of chernozems in the lake Sevan basin of the republic of Armenia [PDF]

open access: yesBIO Web of Conferences
This article focuses on the study of changes in the physical and chemical composition of mountain chernozems of the Republic of Armenia under the influence of an anthropogenic factor.
Kroyan Samvel   +2 more
doaj   +1 more source

Plant protection in organic arable and horticultural production: A summary of research conducted under the German Federal Programme for Organic Agriculture and other forms of Sustainable Agriculture [PDF]

open access: yes, 2012
Plant protection in arable and horticultural production was one of the central topics for research in the Federal Programme for Organic Agriculture. Since 2002, 53 projects have been carried out on this subject.
ANON, AN
core  

PDZK1 Protects Against RPE Senescence by Targeting the 14‐3‐3ε‐mTOR Axis to Attenuate Early Diabetic Retinopathy

open access: yesAdvanced Science, EarlyView.
PDZK1 down‐regulation couples high‐glucose stress to RPE senescence via a PDZK1–14‐3‐3ε–mTOR axis. Restoring PDZK1 or clearing senescent cells rescues retinal homeostasis and mitigates early diabetic retinopathy (DR). This study provides direct evidence linking RPE cell senescence to DR pathogenesis and reveals a promising therapeutic strategy for DR ...
Jian Zhao   +6 more
wiley   +1 more source

The content and composition of humus in pseudogleys of slopes and plains in South Mačva and Pocerina [PDF]

open access: yesGlasnik Šumarskog Fakulteta: Univerzitet u Beogradu, 2013
The scope of this paper was to examine the influence of two subtypes of pseudogley soil (of planes and of slopes) and three different land uses (forest, grassland and arable land) on the content and composition of humus in south Mačva and Pocerina ...
Dugonjić Mladen   +5 more
doaj   +1 more source

New Zealand microcosm of subtropical soils [PDF]

open access: yes, 1969
Some examples of zonal soils in New Zealand are described by a visiting Soviet soil scientist. Analyses made in Moscow of samples collected during the visit are given and compared with results obtained by New Zealand Soil Bureau. The soi1s are correlated
Guerassimov, I.P.
core   +1 more source

Innovative Photon‐Engineered Fluorescent Tri‐Layer Polymeric Coatings for Sub‐Ambient Colored Radiative Cooling

open access: yesAdvanced Science, EarlyView.
This work provides a photoluminescence‐enhanced coating material solution for enhancing solar reflectance and coloration, systematically investigating the fluorescence’s role on the optical performance. All colored coatings exhibit excellent sub‐ambient cooling capacity (historically high solar reflectance and over 0.96 infrared emittance), while ...
Tao Wang   +7 more
wiley   +1 more source

Advantages of grass-grain crop rotations due to prolonged use of clover-alfalfa-timothy mixture

open access: yesАграрная наука Евро-Северо-Востока, 2020
It is known that significant saving of nitrogen fertilizers are due to perennial legume-cereal grasses use in crop rotations. From 2013 to 2018in the Mari El Republic six-field grass-grain fodder crop rotations were compared on sod-podzolic soils with a ...
A. K. Svechnikov
doaj   +1 more source

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