Agronomy Notebook

Zinc's role in corn production

By John Brien, CCA, AgriGold regional agronomist Zinc is a micronutrient, meaning it is needed in very small amounts by the corn plant. Actually the amount is measured in ounces per acre instead of the normal pounds per acre of other major nutrients such as nitrogen and potassium. A 150-bushel corn crop is known to [...]

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Zinc’s role in corn production

By John Brien, CCA, AgriGold regional agronomist Zinc is a micronutrient, meaning it is needed in very small amounts by the corn plant. Actually the amount is measured in ounces per acre instead of the normal pounds per acre of other major nutrients such as nitrogen and potassium. A 150-bushel corn crop is known to [...]

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Tips for contending with emergence issues this spring

As spring emerges, so can emergence issues if growers don’t focus on mitigating the stresses of early planting and high residue, according to experts from Pioneer Hi-Bred, a DuPont business. 
 Early planting can be appealing to growers with many acres to plant who want to get ahead of spring rains like those in 2011. [...]

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Should you use starter fertilizer?

By Dave Nanda, Director of Genetics and Technology for
Seed Consultants, Inc. Why is starter fertilizer becoming more important than in the past? When we plant early, the growing conditions for germination and early growth of the seedlings are very harsh. The soils are cold and wet and anything we can do to help the little [...]

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South American seed production offers challenges, benefits

By Steve Woodall, production, Production Contract Administrator, AgReliant Genetics Producing seed corn in South America for U.S. corn growers offers some unique benefits and challenges. AgReliant produces seed in Argentina and Chile for several reasons. Genetics and traits in the seed industry are moving ahead faster now than they ever have. Having a second production [...]

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White mold poses significant threat to soybean and dry bean yields

Soybean and dry bean growers across the Midwest and North Central United States need to prioritize white mold when evaluating their ‘disease watch list’ for 2012. White mold, also known as Sclerotinia stem rot, was first discovered in the United States in the late 1800s on tomatoes. Since then, the pathogen has been found on [...]

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Why early planting usually pays

By Dave Nanda, 
Director of Genetics & Technology 
Seed Consultants, Inc. It has been proven by many tests conducted by the universities and seed companies over the years that earlier planted corn typically yields more than the later plantings. It has been demonstrated that in the central Corn Belt, you can lose about one bushel [...]

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Research confirms benefits of crop rotation

  Recent research add strength to the long held belief that corn grown in rotation with soybeans requires less nitrogen fertilizer and produces better yields than continuous corn. “Our research shows that corn residue acts like a ‘sponge’ immobilizing the fertilizer, making it temporarily unavailable to the corn plant,” said John Shanahan, Pioneer agronomy research manager. “Growers [...]

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