Tag: "garden" at biology news
Scientists find stem cell switch
...cell division. Every spring, the growth in your garden
is the result of the function of stem cells, said Professor Dolan. Stem cells in buds are activated to divide and give rise to the growth for that season. In roots, we found that the division of stem cells is regulated by ethylene. We suggest that...
Bumblebees make bee line for gardens, National Bumblebee Nest Survey finds
...es for many reasons.Osborne says: The diversity of garden
features and gardening styles provide a large vari... of boundary features, such as hedges, fences, and garden
buildings, which are suitable for nesting. Bumblebees also like nesting in compost heaps, bird boxes...
Study finds hereditary link to premenstrual depression
...gent diagnostic criteria for PMDD. This is not the garden
Potato wart eyed as risk to potato production
...e of cultivated potato production, including small garden
plots and subsistence farming to extensive land areas economically dependent on commercial production of potatoes for consumption or for potato seed production. "Potato wart is much easier to prevent than it is to control," Franc said. "It is highl...
Plants recognize their siblings, biologists discover
...June 12, 2007 The next time you venture into your garden
armed with plants, consider who you place next to whom. It turns out that the docile garden
plant isnt as passive as widely assumed, at least not with strangers. Researchers at McMaster Univer...
Recycled garden compost reduces phosphorus in soils
...and capsicum grown with compost made from recycled garden
offcuts have produced equivalent yields to those cultivated by conventional farm practice, but without the subsequent build up of phosphorus. NSW Department of Primary Industries (DPI) scientists have found very high levels of phosphorus and low le...
Fascinating spider silk
...ce one of the spider silk proteins of the European garden
spider (Araneus daidematus). While purifying the protein by dialysis, the researchers observed the separation of two different fluid phases. Whereas one phase consisted of protein dimers, the second consisted of oligomersmultiple protein units linked...
Detecting poisons in nectar is an odour-ous task for honeybees
... encounter such poisoned nectar in common crop and garden
plants such as Rhododendrons and almond trees. Can honeybees learn whether nectar contains toxins, and does this influence their ability as pollinators? Dr Geraldine Wright (Newcastle University) will present data on how toxins in nectar affect a hon...
Simulating human metabolism to find new diets to new drugs
...ynthesis of cholesterol as if they were pinching a garden
hose, slowing the flow of cholesterol through it. ...pathways are actually labyrinths of interconnected garden
hoses with complicated flow patterns. "Pinching off one part of the labyrinth can have a good effe...
'Nymph of the sea' reveals remarkable brood
...staceans known from thousands of living species in garden
ponds to oceans and from countless fossil shells up to 500 million years old; however, their fossilized soft-parts are exceedingly rare. "Supposed examples of fossil invertebrate eggs are also few. The fossil we have found contains soft-part anatomy...
Green plants share bacterial toxin
...The group has now found lipid A in chloroplasts of garden
pea plants as well as green algae, and Armstrong suspects that it is present in all higher plants with chloroplasts. That idea is supported by genetics. Sequencing of the Arabidopsis genome -- the first higher plant to have its entire DNA sequence r...
Researchers find that bumblebees' flower choice matters
...ntrol in a natural setting. But the experimental garden
they keep at the UWM Field Station in the Cedarbur...production of monkey flower. She has set out the garden
in a grid of numbered holes. In this way, she can rotate the kinds of potted plants that are dropped...
Giant insects might reign if only there was more oxygen in the air
... (October 11, 2006) The delicate lady bug in your garden
could be frighteningly large if only there was a greater concentration of oxygen in the air, a new study concludes. The study adds support to the theory that some insects were much larger during the late Paleozoic period because they had a much riche...
Common garden plant threatened by climate change
Cyclamen, a common, pretty garden
flower, is at risk of extinction because of climate change. In a study published today in the open access journal BMC Evolutionary Biology ( http://www.biomedcentral.com/bmcevolbiol/ ), researchers show, using mathematical modelling, that the ideal c...
Highlights from the September 2006 Journal of the American Dietetic Association
...he researchers defined salad consumption as either garden
salad or raw vegetable consumption, as well as salad dressings other than mayonnaise. Consumption of salads, raw vegetables and dressings were "positively associated" with above average serum micronutrient levels of folic acid, vitamins C and E, l...
Why are there so many weeds in your garden this year?
..., no matter how diligently you pull, your backyard garden
is always covered with weeds. Other years, with the minimum of effort, your garden
remains weed-free. What is the cause of these oscillations? A group of weed scientists based at the ...
Scientists map the flight of the bumblebee
...r 1.5k). However, the record flight was from a garden
centre in Heddon on the Wall in the Tyne Valley in...n of passers-by as she hovers near the hive - in a garden
wall on campus - catching the bees in a large net. She said: "The current scientific literature sh...
It's all in the genes
... environmental as we moved beyond the local common garden
setting to all of the western U.S." In the end, however, Whitham said, "Plant genes are far more important than we ever expected them to be." Now the researchers want to know if their findings hold true in different environments around the world. "To...
No-mow grass may be coming to your yard soon
...ons for everything from urban forestry to crop and garden
plant development. Beyond perpetually short grass, trees could be made more compact for better growth in crowded cities, and berry bushes could be made taller for ease of harvesting. To chart the pathway, Chory and colleague Grgory Vert of the Salk...
The American obsession with the perfect lawn
...ills from filling and topping off mowers and other garden
equipment are greater than the 1989 Exxon Valdez spill off the shores of Alaska--considered one of the country's worst environmental disasters. The quest for lawn perfection, and its negative impact on the environment and public health, Steinberg exp...
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