News tagged with weed

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Maize findings could lead to vigorous new varieties and insights into human genetics

Scientists devise efficient way of learning about complex corn traits

Biology / Biotechnology

created Aug 06, 2009 | popularity not rated yet | comments 0

There's no "silver bullet" gene or gene region that controls so-called complex traits in maize, commonly known as corn.


Climate change may wake up 'sleeper' weeds

Climate change may wake up 'sleeper' weeds

Space & Earth / Environment

created Apr 15, 2009 | popularity 4.1 / 5 (26) | comments 3

(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.


Oxford Ragwort

Sicilian word enters British genetic language

Biology /

created Nov 13, 2008 | popularity 4.5 / 5 (6) | comments 0

A scientific team from the John Innes Centre and University of St Andrews has identified a key gene that was transferred from a Sicilian plant into a close relative in Britain, showing how genetic cross-talk ...


Natural Viagra? 'Horny goat weed' shows promise in lab studies

Chemistry /

created Sep 29, 2008 | popularity 3.7 / 5 (7) | comments 5

Move over, Viagra! Researchers in Italy report that an ancient Chinese herbal remedy known as "horny goat weed" shows potential in lab studies as source for new future drugs to treat erectile dysfunction (ED). The study, ...


Microorganism may provide key to combating giant salvinia throughout Louisiana

Microorganism may provide key to combating giant salvinia throughout Louisiana

Biology / Ecology

created Nov 19, 2009 | popularity 5 / 5 (1) | comments 0

A team of researchers at Louisiana Tech University has found that a naturally occurring microorganism acts as a natural herbicide against giant salvinia.


Common weed could provide clues on aging and cancer

Chemistry / Biochemistry

created Oct 26, 2009 | popularity 4 / 5 (2) | comments 0

A common weed and human cancer cells could provide some very uncommon details about DNA structure and its relationship with telomeres and how they affect cellular aging and cancer, according to a team led by scientists from ...


Understanding how weeds are resistant to herbicides

Biology / Ecology

created Aug 05, 2009 | popularity not rated yet | comments 0

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 ...


Herbicide diversity needed to keep Roundup effective

Biology / Ecology

created Jul 13, 2009 | popularity not rated yet | comments 0

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.


Organic weed control options for highbush blueberry

Organic weed control options for highbush blueberry

Biology / Ecology

created Nov 04, 2009 | popularity not rated yet | comments 0

Research scientists at Nova Scotia Agricultural College have been working steadily to find effective organic methods to control weeds in cultivated blueberry crops. One resulting study, published in a recent ...


Understanding Why Rye Works as a Cover Crop

Understanding Why Rye Works as a Cover Crop

Space & Earth / Environment

created Oct 19, 2009 | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- Agricultural Research Service (ARS) scientists may soon find a way to enhance the weed-killing capabilities of a cereal grain that enriches the soil when used as a winter cover crop.


Organic weed control for dandelions

Biology / Ecology

created Sep 08, 2009 | popularity not rated yet | comments 0

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 ...


Stunting plants' skyward reach could lead to improved yields

Stunting plants' skyward reach could lead to improved yields

Biology / Plants & Animals

created Jul 22, 2009 | popularity 4 / 5 (1) | comments 0

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 ...


Feed your crop, not the weeds

Biology / Plants & Animals

created Jun 23, 2009 | popularity not rated yet | comments 0

If you have weed problems in your cropping system, will adding nutrients just feed the weeds?


Houndstongue is a controllable problem on range and wild lands

Biology / Other

created May 28, 2009 | popularity not rated yet | comments 0

(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 ...


Farmers relying on roundup lose some of its benefit

Biology / Ecology

created Apr 14, 2009 | popularity not rated yet | comments 0

(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.



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