Results 11 to 20 of about 148,148 (362)

Water ascends in woody plants : so what? [PDF]

open access: yes, 2013
Woody plants are often considered as static individuals, taking up water via the root system and losing it again via leaf transpiration. Quite boring one might conclude when considering that more than 95% of the water taken up by the roots is transpired ...
Steppe, Kathy
core   +2 more sources

Fire influence on dynamics of above-ground phytomass in steppe plant communities in the Burtinskaya Steppe (Orenburg State Nature Reserve, Russia)

open access: yesNature Conservation Research: Заповедная наука, 2019
People have significantly influenced on Orenburg region steppes by ploughing large parts of it, or by utilising other parts as mowed grasslands, pastures or abandoning crop production on the old abandoned fields. Frequent fires are another serious threat
Gulnara Kh. Dusaeva   +2 more
doaj   +1 more source

Soil inoculum identity and rate jointly steer microbiomes and plant communities in the field

open access: yesISME Communications, 2022
Inoculation with soil from different ecosystems can induce changes in plant and soil communities and promote the restoration of degraded ecosystems. However, it is unknown how such inoculations influence the plant and soil communities, how much inoculum ...
Xu Han   +6 more
doaj   +1 more source

Enhanced carbon acquisition and use efficiency alleviate microbial carbon relative to nitrogen limitation under soil acidification

open access: yesEcological Processes, 2021
Background Soil microbial communities cope with an imbalanced supply of resources by adjusting their element acquisition and utilization strategies.
Tianpeng Li   +8 more
doaj   +1 more source

Landscape‐hydrological phenomenon of the formation of floating islands on Lake Chebarkul (Davletovo) in the Ural River basin, Russia

open access: yesЮг России: экология, развитие, 2022
Aim. To record factually the development of floating islands on Lake Chebarkul (Davletovo) as a landscape‐hydrological phenomenon in the Ural River basin and in the Southern Trans‐Urals, to determine the mechanisms of formation and to identify the ...
V. M. Pavleichik, Zh. T. Sivohip
doaj   +1 more source

Long-term observations of Uranus and Neptune at 90 GHz with the IRAM 30m telescope - (1985 -- 2005) [PDF]

open access: yes, 2008
The planets Uranus and Neptune with small apparent diameters are primary calibration standards. We investigate their variability at ~90 GHz using archived data taken at the IRAM 30m telescope during the 20 years period 1985 to 2005.
A. Greve   +19 more
core   +2 more sources

Assemblages of herb-dwelling spiders (Araneae) of various steppe types in Ukraine and the Central Chernozem region of Russia [PDF]

open access: yes, 2012
A total of 107 spider species from 15 families were recorded in the herbaceous vegetation of the steppe ecosystems of Ukraine and the Central Chernozem region of Russia. Araneidae, Thomisidae, Salticidae and Theridiidae were the most species-rich.
Polchaninova, Nina Y.
core   +2 more sources

Development of a matrix of landscape restoration measures in the basin of the transboundary Ural River

open access: yesЮг России: экология, развитие, 2022
Aim. The goal is to consider landscape aspects of nature management optimisation in the transboundary basin of the Ural River which have not been taken into account until the present time through measures being developed to improve the ecological state ...
A. A. Chibilеv, P. V. Velmovskiy
doaj   +1 more source

A Mariotte-based verification system for heat-based sap flow sensors [PDF]

open access: yes, 2012
Determination of the accuracy of commonly used techniques for measuring sap flux density in trees often presents a challenge. We therefore designed and built a verification system for heat-based sap flow sensors typically used at stem level.
De Pauw, DJW, Steppe, Kathy, Teskey, RO
core   +1 more source

Putting two water transport models to the test under wet and dry conditions [PDF]

open access: yes, 2013
In order to improve fruit quality and quantity, accurate monitoring of the water status is necessary. The water status can be continuously predicted by using a mechanistic water transport and storage model (e.g. Steppe et al., 2006; 2008).
Baert, Annelies, Steppe, Kathy
core   +1 more source

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