WEBINAR: Managing P and K on Soybeans by Soil Test Level, Yield Expectation and Water Quality
By Illinois Soybean Association
Potash Corp. Director of Agronomy Robert Mullen discusses management techniques for phosphorus (P) and potassium (K) in soybean production. Mullen says...
Does Poor Soil Fertility Contribute to SDS Outbreak?
By Stephanie Porter, West Central CCA Soy Envoy
Will high soil test K levels protect against SDS or other diseases? More is not always better.
With nutrient deficiencies becoming more commonplace,...
By Dan Davidson, Illinois Soybean Association
Time to start watching for potassium deficiencies in soybeans
Soybeans require a whole lot of potassium (K) and remove a whopping 1.4 pounds of K2O per...
Testing Soybean Grains for Potassium Deficiency
This article was originally published on PotashCorp eKonomics.
Identifying the cause — or in some cases, multiple causes — of lower-than-expected yields...
Are You Applying Enough P & K?
By ISA and Wyciskalla Consulting, LLC
This post highlights material covered in a breakout session sponsored by Wyciskalla Consulting, LLC at the recent ILSoyAdvisor Field Days. To see other...
Summary of Illinois Soil Tests Shows Potential Loss of Yields
By Harold Reetz, Soy CCA Envoy, East Central Illinois
Agronomists and growers need to be aware soil test levels for phosphorus and potassium are declining, as today’s high yields are drawing down more than...
Field Days Preview: Soybean Fertilization
By Terry Wyciskalla, Soy CCA Envoy, Southwest Illinois
Historically, many producers didn’t (some still don’t) fertilize their full-season and double-crop soybeans and left them to scavenge for nutrients the...
Value of Soybean Tissue Testing for Phosphorus and Potassium
By Antonio Mallarino
BackgroundSoil testing is a useful and commonly used diagnostic tool for making phosphorus (P) and potassium (K) fertilization decisions. Tissue testing...
PODCAST: Soybean Fertility Needs
Terry Wyciskalla, Soy CCA Envoy from Southwest Illinois, discusses how the soil fertility needs differ between soybeans and corn. Soybeans require higher...
WEBINAR: Getting the Most out of Your Soybeans with Good P and K Nutrition
Providing adequate amounts of phosphorous and potassium nutrition can help soybean plants reach their potential yield. When these nutrients are deficient...