Missouri planting estimates point toward good resistance management

The USDA recently released its Prospective Plantings report , projecting an increase in soybean acres up 300,000 from last year. Corn planting acreage is estimated to be 85 million acres, down 1 percent from last year.

Missouri is trending the opposite of nationwide intentions, estimating a decrease of 150,000 soybean acres and an increase of 250,000 acres in corn planted.

Missouri has traditionally produced twice as many soybean acres as corn. It is also a state that is struggling with several glyphosate-resistant weeds. The projected turn toward increased corn acreage reflects the beneficial effect of rotating to corn to help alleviate the pressure of glyphosate-resistant weeds.

Recent numbers indicate that 95 percent of soybeans planted in the U.S. last year were glyphosate-tolerant, and glyphosate-tolerant corn acres continue to climb. Missouri is no different than other areas of the Midwest where growers were creating tremendous selection pressure on weeds to develop resistance through heavy use of glyphosate. The increase in corn will allow the ability to use different modes of action and can help slow the pace of Missouri resistance.

How does your projected acres of corn and soybeans compare to last year? What are the main factors contributed to your decision?

For more information:

Missouri has unfortunately been challenged with increasing pressure from glyphosate-resistant weeds. Read on to learn what retailers in the state are seeing.

 

Published Wednesday, April 15, 2009 6:18 PM by Chuck Foresman

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