NEWS
Corn-on-Corn Penalty
Pam Smith DTN\Progressive Farmer Crops Technology Editor
Tue Apr 15, 2014 02:24 PM CDT

DECATUR, Ill. (DTN) -- Continuous corn can take a toll on crop yield. That's true even in intensively managed corn-on-corn fields, according to a six-year study conducted by the University of Illinois.

The report found continuous corn yielded 25 bushels per acre less than corn planted following soybean. Nitrogen (N) was the most important factor in explaining the loss. The continuous corn yield penalty decreased as soil nitrogen supply increased.

The number of years the field was planted to corn was the second-most important component of the yield penalty, according to the study.

Weather proved to be the third yield ...

Quick View
  • Betting on Shorter Beans Researchers at the University of Nebraska and Purdue University have pinpointed a gene that produ...
  • Super Food Silage has never gone out of fashion in Bath County, Kentucky, even when the lure of $6- to $8-pe...
  • Farmers Pivot Back After Storms The majority of center pivots damaged by severe weather earlier this summer in Nebraska are up an...
  • Pick Contingency Plans - 3 As crop prices and insurance coverage swoon, farmers may need to supplement incomes with federal ...
  • Weathering the Drought Parts of the panhandle and western Oklahoma are still considered as being in extreme or exception...
  • AFBF Appeal The American Farm Bureau Federation asked a federal appeals court to reverse a lower court's Sept...
  • Pick Contingency Plans - 2 Commodity payments are largely capped at $125,000 per person. People must also report under $900,...
  • Ask the Vet Some tips on fly control.
Related News Stories
Weed Control Options
Awash in Amaranth
Production Blog
Cultivator Comeback