Sentences with phrase «studies pollination»
Not exact matches
someone tell me from whence did the theories of cross pollination, accounting procedures, study of and naming galaxies - just to name a few, get their beginnings?
http://religion.blogs.cnn.com/
In the traditional Ecuadorian plantings that Kearney studies, cacao achieves a mere 3 to 5 percent pollination.
A promising study published last autumn by ecologists Sarah Greenleaf of the University of California at Davis and Claire Kremen of the University of California at Berkeley found that the presence of wild bees increases the efficiency of sunflower pollination fivefold.
Reductions in biodiversity from illegal wildlife trade can have other substantial negative human health impacts, including the loss of potential sources of pharmaceuticals, experimental models for studying disease, crop pollination and micronutrients for humans lacking alternative sources of protein.
What bees need most, the new pollination studies have shown, is a diverse community of flowering plants that bloom throughout the spring and summer.
According to recent studies, declines in wild and managed bee populations threaten the pollination of flowers in more than 85 percent of flowering plants and 75 percent of agricultural crops worldwide.
The study, published in PLOS ONE, shows how farmers could use the technology to monitor pollination and increase food production.
Florida Department of Transportation officials supported UF scientists in the study and appreciate the results because they want to create an environment that fosters biodiversity and conserves critical ecosystem services like pollination, Daniels said.
And as the native pollinators go, so, too, might some local floras that need specialized pollination, the study authors note.
«Bees aren't the be all and end all for crop pollination, study suggests.»
To delve into the role of pollination in fruit quality, Tscharntke decided to study strawberries.
Previous studies have shown that pollination by bees yields firmer melons and cucumbers and higher sugar content in a few fruits.
The idea that night light could have broad knock - on effects on daytime pollinators is still speculation at this point, says ecologist Darren Evans of Newcastle University in England, who also studies light pollution and pollination.
The researchers conducted a pilot study using their comprehensive approach to assess the pollination performance of various bee species on economically important highbush blueberry crops in North Carolina.
A study at the Las Cruces Biological Station in Costa Rica shows that when forests are linked by continuous corridors of trees, pollination has a greater likelihood of success.
«This means that future studies on sexually deceptive pollination should also look at pollinator behaviour as a driver of floral trait evolution, as the role of flower morphology may play a much larger role in the pollination of these intriguing orchids than was previously realised.»
The study also found that N. bombi infections in large - scale commercial bumble bee pollination operations coincided with infections and declines in wild bumble bees.
«The study adds to the now large body of evidence from lab - and field - based studies that neonicotinoids reduce learning and memory in bees, impair their communication, foraging efficiency and immune systems and, crucially, reduce their reproductive success as well as the pollination services that they can provide.
The preliminary findings of the study — which examined a type of pollination unique to bees known as «buzz pollination» — will be presented at the British Ecological Society's annual meeting in Liverpool this week.
As climate change continues to be responsible for out - of - sync bee emergence with flowering periods and bee - specific pollination events, pollination ecology has become an ever - increasing valuable field of study that helps us understand the ecological impact of these environmental changes.
In other studies, scientists have documented the ecological functions that birds perform, such as seed dispersal, pollination and herbivore control.
Thus, the study of safe sites on the bees» bodies and the pollen grains» ride in space and time and their role in pollination still remains a challenge.
«Most studies on pollination are climate or area - specific, so it is hard to predict if pollinator preferences for flowers in, say North America, are relevant for Europe or Asia,» say Olsson and Nordström.
Contrary to previous studies, their simulations suggest that under certain conditions, adaptive foraging of pollinators can favor pollination of a rare plant species.
The work re-ignites arguments to ban neonics, and certainly comparable studies are now need on other pollinator species given that honey bees are by no means the contributor to crop pollination.»
A study published Wednesday in the journal Nature suggests that light pollution, which has already been shown to disrupt the activities of birds and animals, including humans, also interferes with pollination.
On average, only 2 % of wild bee species were responsible for 80 % of the pollination visits witnessed by researchers around the world, according to a study published Tuesday in the journal Nature Communications.
Comics studies occupy a unique multi-disciplinary middle - space, one that encourages cross-disciplinary pollination and a convergence of distinct knowledges: literary and cultural studies, visual arts and media, modern languages, sociology, geography and more.
«The evidence is overwhelming that hundreds of the native bees we depend on for ecosystem stability, as well as pollination services worth billions of dollars, are spiraling toward extinction,» says Kelsey Kopec, a native pollinator researcher at the Center and author of the study.
The effects of temperature on rice pollination have been studied in detail in the Philippines.
The study also showed that 39 % of US croplands that depend on pollinators are suffering a significant mismatch between the demand for pollination and the supply of bees.
The study also highlighted the fact that there is a growing demand for crops that require increased levels of pollination.
When it comes to rice, the effects of temperature on pollination have been studied in detail in the Philippines.
Currently she is working on projects to increase pollinator friendly habitat in Maryland, to study urban pollution using honey bees as environmental samplers, and to investigate the biophysical properties of plants during the pollination event.
When pondering the answer, consider what the study points out hasn't yet been financially quantified: the value of organic farming's environmental health benefits, such as lack of pollution from pesticides and excess fertilizer, improved soil quality and pollination.
(09/16/2008) Pollination services provided by insects are worth $ 216 billion ($ 153 billion) a year reports a new study published in Ecological Economics.