Results 31 to 40 of about 2,477,378 (287)

Water contamination issues in Estonia: a review; pp. 304–316 [PDF]

open access: yesProceedings of the Estonian Academy of Sciences, 2016
This article deals with the analytical results of environmental monitoring and screening performed on the identification and sources of hazardous substances in the Estonian aquatic environment. The concentrations of hazardous substances have been studied
Ott Roots, Tiit Lukki
doaj   +1 more source

Vein Network and Climatic Factors Predict the Leaf Economic Spectrum of Desert Plants in Xinjiang, China

open access: yesPlants, 2023
The leaf economic spectrum (LES) has been repeatedly verified with regional and global datasets. However, the LES of desert plants and its drivers has not been fully explored at the species level.
Yi Du   +4 more
doaj   +1 more source

585 An input-mechanism-outcome model to support integration of community health workers in primary care

open access: yesJournal of Clinical and Translational Science
Objectives/Goals: Community health workers (CHWs) are links between the community and healthcare. As primary care (PC) expands to address social drivers of health, CHWs are becoming part of PC teams, yet how the two integrate is not well understood ...
Alexandria Blackr   +7 more
doaj   +1 more source

Matrix Roots of Eventually Positive Matrices [PDF]

open access: yes, 2013
Eventually positive matrices are real matrices whose powers become and remain strictly positive. As such, eventually positive matrices are a fortiori matrix roots of positive matrices, which motivates us to study the matrix roots of primitive matrices ...
McDonald, Judith J.   +2 more
core   +1 more source

MicroRNAs Mediated Plant Responses to Salt Stress

open access: yesCells, 2022
One of the most damaging issues to cultivatable land is soil salinity. While salt stress influences plant growth and yields at low to moderate levels, severe salt stress is harmful to plant growth.
Waqar Islam   +3 more
doaj   +1 more source

Root uptake of lipophilic zinc-rhamnolipid complexes [PDF]

open access: yes, 2008
This study investigated the formation and plant uptake of lipophilic metal-rhamnolipid complexes. Monorhamnosyl and dirhamnosyl rhamnolipids formed lipophilic complexes with copper (Cu), manganese (Mn), and zinc (Zn). Rhamnolipids significantly increased
Hettiarachchi, Ganga M.   +5 more
core   +1 more source

Root decisions [PDF]

open access: yesPlant, Cell & Environment, 2009
ABSTRACTRoot systems have recognizable developmental plans when grown in solution or agar; however, these plans often must be modified to cope with the prevailing conditions in the soil environment such as the avoidance of obstacles and the exploitation of nutrient‐rich patches or water zones.
openaire   +2 more sources

Sendingsarbeid onder Natalse Indiërs*

open access: yesKoers : Bulletin for Christian Scholarship, 1946
“What is it like to labour among the Indians,” I am often asked by my friends in the Transvaal. “ Is it easy?” “Do they accept the gospel gladly?” “ In which language do you preach to them?”
A. G. Roots
doaj   +1 more source

Computer Control of Temperature

open access: yesMeasurement + Control, 1969
New temperature-control techniques become available with the introduction of a computer. These are outlined with emphasis upon established thermal processes that embody considerable empirical experience so that the change from classical control practice ...
William K. Roots MSc, PhD, WhF, FIEE, Sen Mem IEEE, MIE Aust   +1 more
doaj   +1 more source

Mid-Atlantic nocturnal low-level jet characteristics: a machine learning analysis of radar wind profiles [PDF]

open access: yesAtmospheric Measurement Techniques
This paper introduces a machine-learning-driven approach for automated nocturnal low-level jet (NLLJ) identification using observations of wind profiles from a radar wind profiler (RWP).
M. Roots   +4 more
doaj   +1 more source

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