News tagged with stomata
Researchers investigate how plants adapt to climate
Biology /
Nov 24, 2008 |
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(PhysOrg.com) -- How many mouths does a plant need in order to survive? The answer changes depending on climate, and some of the decisions are made long before a new leaf sprouts.
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Light, photosynthesis help bacteria invade fresh produce
Sep 28, 2009 |
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Exposure to light and possibly photosynthesis itself could be helping disease-causing bacteria to be internalized by lettuce leaves, making them impervious to washing, according to research published in the October issue ...
Plant protein 'doorkeepers' block invading microbes, study finds
Jun 29, 2009 |
4 / 5 (1) |
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A group of plant proteins that "shut the door" on bacteria that would otherwise infect the plant's leaves has been identified for the first time by a team of researchers in Denmark, at the University of California, Davis, ...
'Speechless' and 'Mute' help break the silence of the leaves
Biology /
Jan 18, 2007 |
3.5 / 5 (2) |
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Researchers have discovered two genes that guide land plants to develop microscopic pores that they can open and close as if each pore was a tiny mouth.
A tree's response to environmental changes: What can we expect over the next 100 years?
Oct 07, 2009 |
3 / 5 (3) |
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The many environmental issues facing our society are prevalent in the media lately. Global warming, rainforest devastation, and endangered species have taken center stage. Our ecosystem is composed of a very delicate network ...
'Speechless' and 'Mute' help break the silence of the leaves
Biology /
Dec 20, 2006 |
2 / 5 (1) |
0
Researchers have discovered two genes that guide land plants to develop microscopic pores that they can open and close as if each pore was a tiny mouth. Plants wouldn't have been able to move from water to ...
Novel electric signals in plants
Mar 09, 2009 |
4 / 5 (1) |
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Using ion-selective micro-electrodes electrical signals in plants moving from leaf to leaf could be measured. The speed of the signals spreading as voltage changes over cell membranes ranged from 5 to 10 cm ...
Protein that triggers plant cell division
Jun 11, 2009 |
4 / 5 (2) |
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From the valves in a human heart to the quills on a porcupine to the petals on a summer lily, the living world is as varied as it is vast. For this to be possible, the cells that make up these living things must be just as ...
Increased carbon dioxide in atmosphere linked to decreased soil organic matter
Mar 11, 2008 |
3.7 / 5 (9) |
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A recent study at the University of Illinois created a bit of a mystery for soil scientist Michelle Wander – increased carbon dioxide in the atmosphere was expected to increase plant growth, increase plant biomass and ultimately ...
Drought tolerant cowpea can improve crop yield in arid West Africa
Nov 03, 2009 |
4 / 5 (1) |
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Even the highly drought-resistant cowpea (a long type of legume) now has an increasingly difficult time surviving in the Sahel countries where climate change has resulted in shorter and less frequent rainy seasons. Wageningen ...
Indoor plants can reduce formaldehyde levels
Feb 17, 2009 |
not rated yet |
2
The toxic gas formaldehyde is contained in building materials including carpeting, curtains, plywood, and adhesives. As it is emitted from these sources, it deteriorates the air quality, which can lead to "multiple chemical ...
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