Minnesota: How Does Irrigation Impact Nitrate Leaching, Groundwater Quality? – Video Oct 18, 2019

🕔Oct 18, 2019
Groundwater is the major source of drinking water in Minnesota and provides almost all water used for irrigation purposes, making it a key area of focus for natural resource, agriculture, […]

Pennsylvania Corn: Potential Nitrogen Losses from Extreme Summer Rainfall Aug 2, 2018

🕔Aug 2, 2018
Generally speaking, excess moisture in the soil profile is one of the main causes of nitrogen (N) losses in crop production. These types of losses are due to either leaching […]

Virginia Cotton: Replace Leached Nitrogen Now Jul 6, 2018

🕔Jul 6, 2018
There seems to be a pretty good chance of getting some rain Friday night as a cold front rolls through bringing some comfortable temperatures for Saturday.  I think we have […]

Minnesota: How to Estimate Nitrogen Loss from Leaching Sep 21, 2017

🕔Sep 21, 2017
The nitrogen cycle dictates the form and movement of nitrogen in the soil and in plants. Given adequate time and temperature, nitrogen in the soil will convert to the nitrate […]

Iowa Corn: Estimating Lost N from Wet Spring May 26, 2017

🕔May 26, 2017
Lately it seems to be an annual question with no exception this spring – has there been nitrogen (N) loss from my applied N? That question should also include what […]

Minnesota: Have You Lost Your N in the Past Week? – Video May 26, 2017

🕔May 26, 2017
Widespread wet weather and yellow corn has caused concern among Minnesota farmers regarding the status of their nitrogen fertilizer.  Extension Educator Brad Carlson discusses the processes of nitrogen loss from […]

Illinois Corn: How Much Nitrogen Is Gone? May 19, 2017

🕔May 19, 2017
The heavy rains of late April and early May have paused and the weather has warmed enough to allow corn and soybean planting (or replanting) to resume in Illinois, except […]

Missouri Corn: How Much Nitrogen Has Been Lost to Rain? May 18, 2017

🕔May 18, 2017
The spring was going great. Corn was nearly planted across Missouri and much of the corn belt. It was a little dry, but not too bad. Then a couple of […]

California: Nitrogen Assessment Presents Opportunities for Improvement Aug 10, 2016

🕔Aug 10, 2016
Plants need nitrogen to grow, but excess nitrogen – from livestock facilities, septic systems, car exhaust and other sources – that escapes into groundwater and the air can impact the […]

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