Sentences with phrase «influence on abundance»

Growing genetically modified corn containing the ampicillin marker gene has no influence on abundance of this gene in soil bacteria (Demanèche and others 2008).

Not exact matches

Research carried out on tomato plots on the effects of weed control on surface - dwelling arthropod species found the abundance of species is clearly influenced by weed biomass.
On the broader implications of the findings and outlook, Dr Hossaini said: «Ozone is an important climate gas and changes to its abundance, including due to the increasing influence of dichloromethane, could be relevant for refining future climate predictions.
In a study published today, scientists report «no evidence of a negative influence of radiation on mammal abundance» in the Chernobyl exclusion zone straddling the Belarus - Ukraine border.
Influenced and fascinated by the abundance of birds and the tremendous width of this unique landscape, I remained faithful to environmental conservation and science in my work life later on.
The close relationship between adipocyte size and the abundance of macrophages in adipose tissue suggests that the influence of adipocyte size on adipocyte function may be conveyed through a paracrine pathway involving adipose tissue macrophages.
Studies of the influence of natural and anthropogenic alterations or perturbations to habitat on habitat use by fish and value as measured by residence time, abundance, and range requirements.
Her research focuses on host and environmental factors that influence the distribution and abundance of Pseudogymnoascus destructans, the fungal cause of WNS.
Mute swans, considered «invasive» by ecological nativists, have long been blamed for the failure of trumpeter swans to recover to huntable abundance, but ---- as the pioneering field guide author and illustrator Roger Tory Peterson (1914 - 1996) repeatedly pointed out ---- the limited numbers and distribution of mute swans suggests that their actual influence on the much more widely distributed trumpeter swan population is negligible.
It depends on a number of conditions including the abundance of food, amount of available space, urban influences, terrain and the proximity of other predators, including pumas.
Influence of bait type, weather and prey abundance on bait uptake by feral cats (Felis catus) on Peron Peninsula, Western Australia.
Wherever the spaniel originated and whatever influence it had on the Brittany, there is no doubt that this is an individual breed with an abundance of hunting talent.
These factors influence the relative abundance of fish in the Brooks River — few fish at Brooks Falls on some days and many fish on others.
This period also coincides with an increase in arthropod abundance, indicating that this may be a strong influence on the timing of nesting in island scrub jays.
You could spend the morning on an optional guided tour of Strasbourg where the German and French influences can be seen in abundance throughout the city.
It isn't discussed in this paper, but I wonder how that influences abundance on the Greenland beaches.
Our current research focuses on how changes in emissions of these compounds or their precursors influence climate, how changes in climate influence both emissions and atmospheric lifetimes of these compounds, and how changes in their abundance in the atmosphere influences society by affecting human health and ecosystem productivity.
In every case, except for P. delicatissima in the initial experiment, temperature was a much stronger influence on the final abundance of each species than pCO2 (table 4).
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