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Palmer Amaranth Spreads In Iowa

February 26, 2014 | Posted in Crop Protection
Source: By Bob Hartzler, Extension Weed Specialist, Iowa State University
Palmer amaranth is native to the Southwest but has been expanding its range for at least 50 years. Most recently it has moved into the Midwest and has been reported in all Corn Belt states except for Minnesota and the Dakotas.
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4 Reasons To Avoid Tankmixing Insecticide With Nitrogen On Wheat For 2014

February 25, 2014 | Posted in Crop Protection
Source: By Dominic Reisig, North Carolina State University Extension

Recent research from North Carolina has suggested that there are times where tankmixing an insecticide with your nitrogen can be cheaper than using scouting and thresholds for cereal leaf beetle. The biggest reason for this is because there is a yield penalty for driving over wheat after jointing and because scouting costs money. However, there are a number of reasons why I do not recommend this for 2014.


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What Is Soil Health And How Can We Improve It?

February 24, 2014 | Posted in Soil Health
Source: By Mahdi Al-Kaisi, Department of Agronomy, Iowa State University Extension Outreach
The term soil health is used interchangeably with soil quality, but in this article I prefer the use of soil health because it is a more appropriate term in defining soil functions as a living and dynamic natural system. Soil health is a condition, or status, of the soil at a certain place and in a specific environment as compared to a certain reference or benchmark condition.
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Maximizing Nitrogen Uptake In Soybeans

February 21, 2014 | Posted in Nutrient Management
Source: By Laura Lindsey, Ohio State University Extension
After talking with many farmers throughout Ohio during this years Extension meetings, one common question keeps popping up: What about nitrogen application to soybean? Yes, soybean plants have high nitrogen requirements due to the high protein content of grain. On average, approximately 4 pounds of nitrogen is removed per bushel of grain.
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Timing of Wheat Cover Crop Burndown

February 21, 2014 | Posted in Cover Crops
Source: By Chad Lee, Carrie Knott, University of Kentucky Ag Extension
Cover crops can be excellent systems to capture excess nutrients and reduce the risk of erosion over the winter months. The most common cover crop used is wheat but other species are gaining popularity.
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Dicamba Shortage Burndown Options

February 21, 2014 | Posted in Crop Protection
Source: University of Tennessee
From visiting with retailers the past month it is very apparent there will be a major shortage of dicamba for burndown again this spring. A number of folks from different retailers have stated that they have been allocated only a fraction of all the dicamba they sold two years ago.
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Keeping Nitrogen In The Root Zone

February 14, 2014 | Posted in Nutrient Management
Source: By Phil Kaatz, Michigan State University Extension
Todays modern agricultural practices are dependent on the use of commercial fertilizers to boost productivity levels to new heights. Some call nitrogen the transformational nutrient for its contribution to the dramatic increase in productivity that has occurred since the 1950s.
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The Dangers Of Applying Fertilizers And Manure To Frozen Ground

February 13, 2014 | Posted in Soil Health
Source: By Edwin Ritchey, University of Kentucky
Some producers are taking advantage of frozen ground conditions to apply nitrogen to wheat fields or manure to corn fields. While this practice reduces the risk of compaction or rutting of fields, there are other factors to consider. Applications to frozen ground are at higher risk for runoff and loss of those nutrients.
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