Planting
To optimize yield, producers must try to use an optimum seeding rate, planting date, row spacing, etc. However, these factors are continually changing. For example, why are seeding rates increasing and planting dates becoming earlier? Find information here that addresses these questions and other topics that are important before and during planting.
Extension Newsletter Articles
Planting Date
Corn hybrids adjust to late planting dates (2011)
Wait to plant corn with forecast of impending cold spell (2011)
Updated planting date recommendations for Iowa (2010)
Planting date trends (2010)
Corn planting: Consider soil temperature and date
Hybrids adjust to delayed planting dates
Planting date considerations for corn following corn
Polymer coatings for early planted corn
Replanting
Replant checklist (2010)
Impact of early season frost (before V4)
Plant Population
Update on corn plant populations and seed costs
Seeding rates in relation to maximum yield and seed costs
Corn seeding rates and variable-rate seeding
Evaluate seeding rate relative to seed cost
Plant population considerations for corn following corn
Row Spacing
What row spacing is best?
Planter Speed and Uniformity
First step to achieving uniform plants (2011)
How does planter speed
affect plant spacing?
Tillage
not found to affect plant space uniformity
How to measure plant to plant spacing in corn
Accurate tools for
measuring plant uniformity
Miscellaneous
How much corn can we plant on a good day in Iowa? (2011)
Remember to check planter settings (2010)
Do corn kernel size and shape matter?
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