Agronomy Notebook

Causes and cures of ear droppage in corn

There are several reasons for ears falling off of corn plants. Ear droppage may be caused by both genetic and environmental factors. Corn breeders try to discard the experimental hybrids with a tendency to drop ears and select hybrids with good ear retention. • I had observed a lot of European corn borer damage in [...]

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Factors affecting corn dry down in the field

Growers like to have hybrids with high yield potential, excellent disease tolerance, great standability, faster dry down and lower grain moisture at harvest. Well there seem to be a contradiction here. Hybrids that live longer are not going to die earlier and dry fast. Management decisions such as planting date, plant population, amount of nitrogen [...]

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How to prevent N leaching

Even though it appears that we are headed for a record corn crop, some farmers have noticed signs of nitrogen deficiency showing up in their crops. According to some of the Seed Consultant professionals, these growers applied the nitrogen fertilizers by splitting application and side-dressed as late as possible. However, the drenching rains that followed [...]

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Beans 2012

Maximizing soybean yield potential

The payoff of a year’s worth of planning, planting and preparation is finally getting started with soybean harvest this fall. The soybean yield at harvest is affected by several factors starting before planting occurs. Although most are focused on late season rainfall and preparing for the upcoming harvest, it is always important to review current [...]

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How does flooding affect corn?

We have seen a lot of corn fields that were flooded in the low-lying areas. How does flooding affects corn plants and what can we do about it? • Like people, if plants can’t breathe, they can’t survive for long. Flooding interrupts the breathing and photosynthetic processes of plants. Obviously, plants which are completely covered [...]

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Palmer amaranth management tips

During winter meetings we have been emphasizing the importance of controlling Palmer Amaranth, one of the most dangerous weeds for Ohio agriculture. It is one of the fastest spreading weeds that is trying to get a foothold in the Corn Belt. It can spread like wild fire unless stopped in its tracks. Check out the [...]

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This field in Union County looked about the same two years ago at this time.

Problem soybean fields can recover

Corn got off to a rocky but reasonable start this year but soybeans went in at a rougher point as we progressed through the planting season. I am reminded of Purdue University’s Bob Nielsen and his corn article of a couple of years ago about the ugly duckling — ugly corn can turn into a [...]

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seedling corn

Advice on post-planting nutrient application

This year’s longer than usual planting season, and less than favorable weather throughout much of May, has led to a stressful time for many fields of corn across the region. “Give your crop the opportunity to have its top potential,” said  Lonny Smith, Agro-Culture Liquid Fertilizers Senior Marketing Manager. He said this time of year is [...]

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Assessing early season soybean injury

Spring 2014 has been quite challenging with wet soil and cold temperatures.  We’ve received several calls and e-mails regarding soybean seedling damage (from those who have actually been able to plant).  It appears that some soybean fields were hit with a “trifecta” of stress issues. What should we be looking for in terms of frost, [...]

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Why do my soybeans look like they are dying?

This week we have had numerous reports throughout Ohio, Indiana, Illinois and Kentucky regarding soybeans that are not looking as healthy as we like. The majority of soybeans have the outside of the cotyledons that look brown as well as the hypocotyl, especially when in the neck stage.This appears to be happening to all varieties [...]

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