Use caution if planting oilseed radish on highly erodible soil types Heidi Johnson, Jefferson County UWEX Agriculture Agent, Jim Stute, Rock County UWEX Agriculture Agent Using oilseed radish as a cover crop after winter wheat …
Fertility & Soil
Purple corn in late June, should you be concerned?
Purple corn in late June, should you be concerned? Carrie Laboski, Extension Soil Fertility Specialist, Department of Soil Science, UW-Madison There are some corn fields in Western Wisconsin and perhaps elsewhere in the State that …
Assessing the Potential for Nitrogen Loss from Heavy Rainfalls
Assessing the Potential for Nitrogen Loss from Heavy Rainfalls Carrie Laboski, Extension Soil Fertility Specialist, Department of Soil Science, UW-Madison Several inches of rainfall over the past week and a half have many growers and …
Using soil test results for more than just nutrient recommendations
Using soil test results for more than just nutrient recommendations By Amber Radatz, with assistance from John Peters and Matt Ruark, of The Department of Soil Science, UW Madison and Dennis Frame of UW Discovery …
New video – Wisconsin’s pre-sidedress nitrate test (PSNT)
New video – Wisconsin’s pre-sidedress nitrate test (PSNT) Carrie Laboski, Extension Soil Scientist, Dept. of Soil Science, University of Wisconsin-Madison, Kevin Shelley, Outreach Specialist, Nutrient & Pest Management Program, University of Wisconsin- Madison The corn …
Longevity of S Availability from Large Gypsum Applications
Longevity of S Availability from Large Gypsum Applications Dick Wolkowski, Extension Soil Scientist The recent interest in the use of FGD gypsum as a soil amendment has resulted in some questions about the longevity of …
Selecting a N fertilizer rate when corn is $7/bu
Selecting a N fertilizer rate when corn is $7/bu Carrie Laboski, Extension Soil Scientist, Dept. of Soil Science, Univ. of Wisconsin-Madison With the current price of corn in the $7/bu range, growers and agronomists have …
Influence of crop rotation and nitrogen fertilizer on oat yield
Influence of crop rotation and nitrogen fertilizer on oat yield Matt Ruark, Dept. of Soil Science, Tim Wood, Lancaster Agricultural Research Station Current UWEX nitrogen (N) application guidelines for oats are 40 lb/ac for soils …
Field-Scale Evaluation of Sweet Corn Response to Nitrogen Fertilizer Application Rates on Wisconsin’s Central Sands: Results After Two Years of Data Collection
Field-Scale Evaluation of Sweet Corn Response to Nitrogen Fertilizer Application Rates on Wisconsin’s Central Sands: Results After Two Years of Data Collection By Ken Schroeder, Matt Ruark, and Don Genrich Wisconsin ranks second in the …
Wet Soils Increase the Potential for Soil Compaction
Wet Soils Increase the Potential for Soil Compaction Dick Wolkowski, Extension Soil Scientist The late heavy snow and persistent rains this spring have saturated Wisconsin soils. Therefore, what producers do in their fields in the next …