Results 21 to 30 of about 2,572,208 (344)

Root morphological and physiological traits are committed to the phosphorus acquisition of the desert plants in phosphorus-deficient soils

open access: yesBMC Plant Biology, 2023
Background Phosphorus (P) deficiency in desert ecosystems is widespread. Generally, desert species may allocate an enormous proportion of photosynthetic carbon to their root systems to adjust their P-acquisition strategies.
Yanju Gao   +3 more
doaj   +1 more source

Physiological changes of three woody plants exposed to progressive salt stress

open access: yesPhotosynthetica, 2021
The saline character of water imposes restrictions on plant growth and survival in the Taklamakan Desert, China. Experiments were conducted on woody plant species, Tamarix ramosissima, Populus euphratica, and Haloxylon ammodendron grown under different ...
Y. LU, F.J. ZENG, X.Y. LI, B. ZHANG
doaj   +1 more source

arrostii roots [PDF]

open access: yes, 2016
A new acylated and triterpenoidal saponin, named GS1, was isolated from the roots of Gypsophila arrostii Guss. On the basis of acid hydrolysis, comprehensive spectroscopic analyses and comparison with spectral data of known compounds, its structure was ...
Arslan, I
core   +2 more sources

Polüklooritud dioksiinide, polüklooritud furaanide ja dioksiinisarnaste polüklooritud bifenüülide sisaldus Eesti toidus – võis [PDF]

open access: yes, 2005
Eestis pole praegu võimalik dioksiinide ja dioksiinisarnaste PCBde analüüse teha. Seoses Eesti astumisega Euroopa Liitu suurenes huvi liituvate riikide toitainete dioksiinide sisalduse vastu. 2002. aasta detsembrist kuni 2003.
Roots , Ott
core   +2 more sources

Anti-trafficking Efforts and Colonial Violence in Canada

open access: yesAnti-Trafficking Review, 2019
In Responding to Human Trafficking: Dispossession, Colonial Violence, and Resistance among Indigenous and Racialized Women, Julie Kaye offers a critical examination of how Canadian state and non-state actors understand human trafficking and implement ...
Katrin Roots
doaj   +1 more source

Roots of Ehrhart polynomials of Gorenstein Fano polytopes [PDF]

open access: yes, 2010
Given arbitrary integers $k$ and $d$ with $0 \leq 2k \leq d$, we construct a Gorenstein Fano polytope $\Pc \subset \RR^d$ of dimension $d$ such that (i) its Ehrhart polynomial $i(\Pc, n)$ possesses $d$ distinct roots; (ii) $i(\Pc, n)$ possesses exactly ...
Hibi, Takayuki   +2 more
core   +1 more source

Püsivate orgaaniliste ühendite sisaldus Eesti võis [PDF]

open access: yes, 2003
Inimese tervise seisukohalt on püsivate orgaaniliste ühendite (POÜ) sisaldus inimeste toidus ohtlik. POÜd võivad olla kantserogeensed, põhjustada porfüüriat ja hormonaalse tasakaalu häireid, samuti pidurdada organismi immuunvastust.
Roots , Ott
core   +2 more sources

The New EURODAC Regulation: Fingerprints as a Source of Informal Discrimination

open access: yesBaltic Journal of European studies, 2015
The EURODAC Regulation establishes the database of the fingerprints of asylum seekers. In 2015, the new EURODAC Regulation came in force and some basic concepts that were not in the previous regulation have been changed.
Roots Lehte
doaj   +1 more source

The impact of the Lisbon Treaty on the development of EU immigration legislation

open access: yesCroatian Yearbook of European Law and Policy, 2009
Although the status of the Lisbon Treaty is still pending, the possible impact that it can have on the EU’s immigration legislation is worth analysing and discussing.
Lehte Roots
doaj   +1 more source

What do local foods consumers want?

open access: yesJournal of Agriculture, Food Systems, and Community Development, 2022
The local foods movement is now firmly en­trenched in the public imagination and as a feature of the larger food economy. With the most recent wave of local food retail markets now in its second decade, scholarly attention has turned to the fac­tors that
Matthew Mariola   +2 more
doaj   +1 more source

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