Agronomy Notebook

wheat greenup

Tips for managing a late spring

As winter begins to wind down and the first warm spell of the year arrives in March, many growers are most likely anxious to get into the field. However, ideal weather for spring field work may not be right around the corner. As of the beginning of March, 88% of the Great Lakes were still [...]

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bill black soybean planting

Getting the most out of soybeans might mean planting them sooner

On many farms, getting the corn crop in the ground will be the top priority this spring as planting season gets started. But, more research is suggesting that planting soybeans in April can offer real advantages for that crop as well. “If you ask most guys when they plant soybeans they will tell you, ‘after [...]

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Match your corn hybrids to your needs and your soils (Even if the seed is in the shed)

Selecting and matching the right hybrids to soils on your farm and for your needs & purpose is one of the most important decisions you will make for meeting your yield goals. Make the hybrid selection on a field-by-field basis and check out the following points: • No-till, minimum-till or conventional — Hybrids for no-till [...]

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What did we learn from 2014 growing season?

I asked several farmers and Seed Consultant Reps what new things they learned from 2014 growing season. I will be discussing some of those ideas in these articles for next three weeks. It is difficult to learn new things every year but each growing season either teaches us some new ideas or reinforces what we [...]

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Should we be using soybean maturity group as a tool for variety selection?

Over the last decade I have noticed a subtle shift across much of the northern soybean growing region towards planting later maturity group soybeans. This shift, either conscious or unconscious, may be attributed to earlier planting dates, relatively favorable fall harvest windows, and the drive for maximum yield as influenced by high commodity prices. As [...]

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More questions for your seed rep

I strongly believe that your Seed Rep should be able to answer some tough questions whether he is working for Seed Consultants or some other seed company before you sign on the dotted line. If they can’t answer some of your questions, they should be able get the answers from an agronomist. Below are some [...]

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Interpreting least significant difference in yield data

For studying yield data from university, seed companies or third party sources, always look for the LSD value or Least Significant Difference at the bottom of the data set or Table. What does it mean and how to use it in evaluating data? • LSD value measures variability in the test which may be caused [...]

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Plan now for 2015 weed control

As herbicide resistant weeds become more prevalent across the Eastern Corn Belt, university weed experts and agronomists continue to advocate the importance of fall herbicide applications. University research has proven to be practical and applicable in the field. Growers who make fall herbicide applications have an easier time keeping weeds under control in the following [...]

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How do you analyze test plot data?

Most farmers plant single strips of several hybrids and try to select hybrids for the following year. Single strips are OK for observations but replications can measure variability and give you more reliable results. Consider the following points for analyzing test plot data. • One location or test is not enough to draw conclusions about [...]

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corn seed

Corn maturity and drydown

Corn kernels are about 32% to 30% moisture content at physiological maturity or when black layer develops. Several factors influence field drydown after black layer. Kernel moisture content decreases faster with warm, dry weather and may decrease slowly in a wet and cool environment. Fuller season corn hybrids that require more growing degree units (GDUs) [...]

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