News tagged with tomato plant
Blossom end rot plummets in transgenic tomato
The brown tissue that signals blossom end rot in tomatoes is a major problem for large producers and home gardeners, but a Purdue University researcher has unknowingly had the answer to significantly lowering ...
May 21, 2012 |
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Compound from wild tomatoes is natural, effective herbicide
(Phys.org) -- A naturally occurring compound derived from wild tomato plants is also a fast-acting, nontoxic herbicide, according to researchers at North Carolina State University.
Apr 25, 2012 |
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Devising a 'silver bullet' for measuring water use by plants
(Phys.org) -- Most gardeners can tell by rule of thumb how much water their tomatoes and carrots need, but taking an accurate reading of plants' actual water use is a very difficult problem. Although ...
Apr 24, 2012 |
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Spider mite genome sequence establishes tools to tackle pest resistance
(PhysOrg.com) -- The tiny two-spotted spider mite, Tetranychus urticae (only 0.3 mm in size) is a destructive worldwide pest that attacks more than 150 diverse crop plants, including tomatoes, peppers, strawberries, flowers, ...
Mar 07, 2012 |
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Wild tomatoes could unlock secrets of fungus behind irish potato famine, researcher says
Wild tomatoes could help researchers design potatoes resistant to the fungus that caused the Irish potato famine and still threatens potato crops around the globe, said a Colorado State University biologist ...
Feb 22, 2012 |
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Plant pathologists put the squeeze on citrus disease
(PhysOrg.com) -- With Florida's $9 billion citrus industry threatened by a deadly bacterial disease, Rick Kress '73 asked scientists at Cornell's New York State Agricultural Experiment Station in Geneva for ...
Jan 17, 2012 |
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Research examines virus infection's differing effects on plants, insects
(PhysOrg.com) -- Tomato spotted wilt virus can be deadly for many important plants, but have little effect on the plants' small insect hosts. Research by a Kansas State University plant pathologist and two students is examining ...
Jan 10, 2012 |
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Research finds molecular 'maturation clock' that modulates branching architecture in tomato plants
The secret to pushing tomato plants to produce more fruit might not lie in an extra dose of Miracle-Gro. Instead, new research from Cold Spring Harbor Laboratory (CSHL) suggests that an increase in fruit yield ...
Dec 26, 2011 |
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Researchers learn how pathogen causes speck disease
(PhysOrg.com) -- Researchers have discovered how the structure of a protein allows a certain bacteria to interfere with the tomato plant's immune system, causing bacterial speck disease.
Dec 15, 2011 |
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Whitefly, tomato growers find truce in new Texas variety
The whitefly in Texas may be sending up a surrender flag to tomato processors in the state thanks to a Texas AgriLife Research scientist developing a new variety that resists the virus spread by this pesky ...
Dec 05, 2011 |
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Vermicompost beneficial for organically grown tomatoes
A study evaluated the effects of adding vermicompost to substrates in organically grown greenhouse tomatoes. Results showed the incorporation of vermicompost into organic substrates to be beneficial in terms of growth and ...
Nov 17, 2011 |
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Finding a way to extend tomato shelf-life
Tomatoes spend so much time on shelves and in refrigerators that an estimated 20 percent are lost to spoilage, according to the U.S. Department of Agriculture (USDA). But scientists with USDA's Agricultural Research Service ...
Feb 16, 2011 |
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Smart fungus disarms plant, animal and human immunity
Fungal and bacterial pathogens are well capable of infecting plants, animals and humans despite their immune systems. Fungi penetrate leafs, stalks and roots, or skin, intestines and lungs, to infect their ...
Aug 20, 2010 |
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Demystifying yield fluctuations for greenhouse tomatoes
Growing tomatoes is not always easy. In many parts of the world summers are too hot to grow tomatoes in greenhouses, even those with intricate cooling systems. In cooler climates where tomatoes are grown year-round ...
Apr 15, 2010 |
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Tomato gene may fend banana against formidable fungus
(PhysOrg.com) -- Proteins from the fungus Cladosporium fulvum, which causes leaf blight in tomato plants, are very similar to the proteins of the fungus Mycosphaerella fijiensis, which causes the much-feared black Sigato ...
Apr 13, 2010 |
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