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Articles Tagged with ''resistance''

Is Syngenta’s Approach To Herbicide Resistance Management Valid?

Two weed scientist square off on the pros and cons of this new 2-1-2 herbicide resistance strategy.

December 1, 2005 | Posted in Crop Protection

Earlier this fall, Syngenta Crop Protection initiated an educational and promotional campaign built around a herbicide resistance management strategy that they've named 2-1-2. The numeric code (below) describes an approach in which no more than two applications of glyphosate are made to one field within a 2-year period.

Glyphosate-Resistant Ryegrass Confirmed In Oregon Testing

Researcher recommends no-tillers keep a wary management eye on the increasingly popular cover crop, already tough to control with glyphosate

By Ron Perszewski posted on August 1, 2005 | Posted in Cover Crops, Crop Protection

Test results from two sites in the Pacific Northwest confirm the development of glyphosate-resistant Italian ryegrass.

More Chemical Options Available For No-Till Corn

Manufacturers continue to evolve and expand their product offerings to control weeds and diseases, and suggest steps to avoid glyphosate resistance.

By Frank Lessiter posted on March 1, 2005 | Posted in Crop Protection

No-tillers can choose from a number of corn herbicides and fungicides that have become available since the last growing season. The new products for this year, listed by manufacturer, include:<

Growing Resistant Worries

By Frank Lessiter posted on September 1, 2004 | Posted in Crop Protection

While there's been considerable talk among no-tillers about weed resistance to glyphosate products, Bryan Young says early signs point to the development of serious problems.

Frank Comments

Tackling Resistance Woes

By Frank Lessiter posted on December 1, 2003 | Posted in Crop Protection

Even though there's a growing concern over the development of herbicide-resistant weeds in no-till fields, the problem still appears to be manageable. While some no-tillers are facing problems with resistant weeds, the resistance is not yet widespread.

Shop Talk

Forget Yellow Soybean Concerns With New Touchdown Herbicide Formulation

December 1, 2000 | Posted in Crop Protection

Awaiting Environmental Protection Agency (EPA) registration approval for the 2001 growing season, a new formulation of Touchdown herbicide from Zeneca Ag Products will eliminate any concerns about yellow flash and other crop tolerance problems you may have in Roundup Ready corn and cotton.

Holding On To Bt

If no-till corn growers don't take precautionary measures, European corn borer will likely strike back against BT corn.

By Julie Orchard posted on October 1, 1998 | Posted in Crop Protection

The introduction of hybrids containing the Bt gene gave no-tillers a new management tool to reduce European corn borer losses, but how long this tool will remain effective is the responsibility of growers.

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Last-Minute Planter Prep for No-Tillers & Strip-Tillers

On this episode of Conservation Ag Update, brought to you by Martin-Till, precision specialist Chad Baker, co-owner of Baker Precision Planter Works in Orangeville, Ill., helps a first-generation no-tiller with planter setup, and later encounters a couple problems with a strip-tiller’s new 24-row planter. Plus, veteran agronomist Brad Forkner checks in with a couple tips for farmers to keep in mind before they take the field.

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