Items Tagged with 'Bt corn'

ARTICLES

All the Bt Corn Traits Available to No-Tillers in 2024

By Chris DiFonzo posted on February 22, 2024 | Posted in Crop Protection

Source: Texas A&M University & Michigan State University

A helpful list of trait packages to make it easier to understand seed guides, sales materials and bag tags.

Bt Resistance in Western Corn Rootworm — the Third Shoe Has Dropped

August 15, 2016 | Posted in Crop Protection

Once again illustrating the importance of crop rotation, researchers at Iowa State University have discovered resistance to Cry34/35Ab1, which may be present in Herculex or Optimum corn traits.

4 Tactics for Managing Corn Rootworm

March 21, 2016 | Posted in Crop Protection

Source: Iowa State University Extension

With more resistance to Bt corn occurring, Iowa State University Extension recommends growers develop a long-term integrated pest management approach for corn rootworm.

EPA Leans on Companies to Address Corn Rootworm Resistance

February 22, 2016 | Posted in Seeding & Planting, Crop Protection

Source: Environmental Protection Agency

The EPA has unveiled new requirements for seed-corn manufacturers as the agency addresses growing concern over rootworm resistance to single-trait Bt corn products.

Dig Roots and Inspect for Rootworm Damage

July 8, 2015 | Posted in Crop Protection

Over the next few weeks is the time growers should dig corn roots and inspect them for rootworm feeding, says Ohio State University Extension.

From the Desk of Laura Allen

EPA Works to Halt Further Resistance to Bt Corn

By Laura Barrera posted on May 5, 2015 | Posted in Crop Protection

In an attempt to curb further corn rootworm resistance to Bacillus thuringiensis (Bt) cornhybrids, the EPA has proposed new requirements for areas that are at risk to resistance. Its suggestions, however, may not be enough.

Suspected Bt Corn Rootworm Resistance In Pennsylvania

August 11, 2014 | Posted in Crop Protection

Source: Penn State Extension

For the past few years, folks in Pennsylvania have heard reports from Midwestern states of continuous corn growers struggling to control populations of western corn rootworms that developed resistance to some Bt corn varieties.

Assess Corn Rootworm Protection

July 22, 2014 | Posted in Crop Protection

Source: University of Illinois Extension

A journal article published recently (July 2014) confirms that rotation-resistant and rotation-susceptible western corn rootworms are affected by Bt root tissue in a similar fashion. The citation for this article is provided below.

Keep Rootworms Guessing To Protect No-Till Corn Profits

As concern rises about rootworm resistance to Bt corn, no-tillers should employ a diverse control strategy that includes pyramided traits, crop rotation, refuge planting and adult control.

By John Dobberstein posted on June 1, 2014 | Posted in Crop Protection

Experts across the Corn Belt are warning farmers about more documented cases of resistance to Bt corn by the western corn rootworm (WCR).

How To Delay Rootworm Resistance To Bt Corn

December 4, 2013 | Posted in Crop Protection

Source: Entomological Society of America

Corn that contains proteins that protect it from insect damage has been grown in the U.S. since the mid-1990s.

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