Results 31 to 40 of about 2,572,208 (344)

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

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

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

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

Arguments for and against self and non-self root recognition in plants [PDF]

open access: yes, 2014
Root–root interaction research gained more and more attention over the past few years. Roots are pivotal for plant survival because they ensure uptake of water and nutrients.
Depuydt, Stephen
core   +2 more sources

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

No Support for the Neolithic Plant Invasion Hypothesis: Invasive Species From Eurasia Do Not Perform Better Under Agropastoral Disturbance in Early Life Stages Than Invaders From Other Continents

open access: yesFrontiers in Plant Science, 2022
Pre-adaptation to disturbance is an important driver of biological invasions in human-altered ecosystems. Agropastoralism is one of the oldest forms of landscape management.
Ginevra Bellini   +4 more
doaj   +1 more source

Effects of carbon dioxide on the searching behaviour of the root-feeding clover weevil Sitona lepidus (Coleoptera: Curculionidae) [PDF]

open access: yes, 2006
The respiratory emission of CO2 from roots is frequently proposed as an attractant that allows soil-dwelling insects to locate host plant roots, but this role has recently become less certain.
Crawford, John W.   +7 more
core   +4 more sources

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

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