News tagged with corn rootworm

Old ways help modern maize to defend itself

Many modern crops have high productivity, but have lost their ability to produce certain defence chemicals, making them vulnerable to attack by insects and pathogens. Swiss scientists are exploring ways to help protect 21st ...

Jul 03, 2014
5 / 5 (1) 0

Rootworms may fall victim to greater crop rotation

(Phys.org) —After a long battle with corn rootworm, Midwest farmers thought they'd found relief in genetically modified seeds with engineered-in toxins to beat back the best. But recent research confirms ...

Apr 03, 2014
not rated yet 0

Nematodes encapsulated to better battle corn pests

Each spring, the western corn rootworm (Diabrotica virgifera) awakens from its winter slumber to wreak havoc on corn crops across the United States. The pest emerges in larval form, hatching from small white ...

Jun 07, 2013
5 / 5 (2) 0

Benefits of Bt corn go beyond rootworm resistance

Engineered to produce the bacterial toxin, Bt, "Bt corn" resists attack by corn rootworm, a pest that feeds on roots and can cause annual losses of up to $1 billion. But besides merely protecting against these losses, the ...

Feb 06, 2013
not rated yet 0

Quantifying corn rootworm damage

Every year farmers spend a lot of money trying to control corn rootworm larvae, which are a significant threat to maize production in the United States and, more recently, in Europe. University of Illinois researchers have ...

Dec 10, 2012
not rated yet 0

Predatory bugs can save cornfields

One of the worst pests of corn in the world, the corn rootworm, may owe its worldwide success partly to its larvae's nasty, sticky blood.

Nov 30, 2010
4 / 5 (1) 0

Cuphea Does Wonders for Wheat and Corn in Rotations

(PhysOrg.com) -- Growing the oilseed plant called cuphea the year before growing wheat results in better wheat seedling survival and grain that is 8 percent higher in protein, according to an Agricultural ...

Jan 11, 2010
not rated yet 0

Spying on Corn Rootworm Predators Nightlife

(PhysOrg.com) -- Agricultural Research Service (ARS) entomologist Jonathan G. Lundgren, while exploring corn fields at night, has found a very different group of predators than the ones that feed during the ...

Oct 31, 2009
not rated yet 0