News tagged with weed
Organic weed control for dandelions
Spring and summer often find homeowners out in their yards, busily attempting to control the onslaught of dandelions in a quest for green, weed-free lawns. Dandelions, broadleaf perennial plants that have a questionable reputation ...
Sep 08, 2009 |
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Weeds that reinvented weediness
Flowering plants are all around us and are phenomenally successful—but how did they get to be so successful and where did they come from? This question bothered Darwin and others and a paper published in the September issue ...
Sep 03, 2009 |
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Cape tulips -- pretty but pests in pastures
CSIRO and the Department of Agriculture and Food Western Australia (DAFWA) are collaborating to try to outwit one of southern Australia's worst agricultural weeds.
Aug 17, 2009 |
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Scientists devise efficient way of learning about complex corn traits
There's no "silver bullet" gene or gene region that controls so-called complex traits in maize, commonly known as corn.
Aug 06, 2009 |
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Understanding how weeds are resistant to herbicides
In a little over seven hours, University of Illinois weed scientist Patrick Tranel got more genetic information about waterhemp than in two years time in a lab. The genetic information was obtained using pyrosequencing technology ...
Aug 05, 2009 |
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Stunting plants' skyward reach could lead to improved yields
In the forest's fight for survival, it's the tallest trees that prevail by reaching for sunlight and shading competition. Corn and other plants, too, divert precious energy to grow higher when nearby plants ...
Jul 22, 2009 |
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Herbicide diversity needed to keep Roundup effective
Using a diverse herbicide application strategy may increase production costs, but a five-year Purdue University study shows the practice will drastically reduce weeds and seeds that are resistant to a popular herbicide.
Jul 13, 2009 |
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Feed your crop, not the weeds
If you have weed problems in your cropping system, will adding nutrients just feed the weeds?
Jun 23, 2009 |
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Houndstongue is a controllable problem on range and wild lands
(PhysOrg.com) -- Houndstongue--also known as beggar's lice, dog's tongue, sheep bur and woolmat--is not only a general nuisance to those of you who find its sticky seeds stuck in your shoelaces or the hair of your dogs and ...
May 28, 2009 |
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Climate change may wake up 'sleeper' weeds
(PhysOrg.com) -- Climate change will cause some of Australia’s potential weeds to move south by up to 1000km, according to a report by scientists at CSIRO’s Climate Adaptation Flagship.
Apr 15, 2009 |
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Farmers relying on roundup lose some of its benefit
(PhysOrg.com) -- Roundup Ready crops have made weed control much easier for farmers, but a new study shows their reliance on the technology may be weakening the herbicide's ability to control weeds.
Apr 14, 2009 |
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