Brian Krienke - Soils Extension Educator

Brian Krienke

(faculty)
Work Plant Sciences Hall (PLSH) 362E
Lincoln NE 68583-0915
US
Work 402-472-5147 On-campus 2-5147

@krienke_unlsoil

Flooding and Ponding in Corn June 22, 2018

Ponding or flooding of fields affects corn differently at different stages, depending on duration of flooding and other factors. Growers should assess the potential for nitrogen loss and increase scouting for corn disease in these fields.

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Chart of residue required for different slopes

Crop Residue and High-Carbon Char: Potential Soil Conservation Tools May 8, 2018

Soil is the single most important resource on which our agriculture depends. Proper soil management is necessary to sustain long-term agricultural productivity. Soil loss through erosion or run-off hurts agricultural production with depletion of organic matter and fertility. It also has environmental implications.

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Cereal rye cover crop

Q&A on Grazing Cereal Rye after an Anhydrous Application April 19, 2018

This week a CropWatch reader asked: Can you safely graze cover crop rye this spring after anhydrous has been applied? That depends on several factors, write three extension specialists in agronomy and beef production.

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Figure 1. Land-applied manure from finishing 5 million beef cattle per year in Nebraska contains the equivalent of 150 lb/ac/yr N applied to 1.2 million acres.
Figure 1. Land-applied manure from finishing 5 million beef cattle per year in Nebraska contains the equivalent of 150 lb/ac/yr N applied to 1.2 million acres.

Fertilizer N Substitution Values of Land-Applied Organic Materials January 8, 2018

An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics on accounting for nitrogen from land-applied manure when determining soil nutrient needs for crop production.

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Chart of N research treatments

Feasibility of Sensor-Based Nitrogen Fertigation Management in Corn January 8, 2018

An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics on university research testing sensor-based N fertigation treatments.

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Land-applied manure
Research to validate or adapt canopy sensor-guided in-season N application practices for manured fields was evaluated in two trials.

Adaptation of Canopy Sensor-Guided In-Season Nitrogen Application for Manured Fields January 8, 2018

An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics on research on land application of manure to enhance soil nutrients for crop production.

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Chart

Improved Use Efficiency of Applied Organic Nitrogen January 8, 2018

An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics about recent research to validate or adapt canopy sensor-guided in-season N application practices for fields with manure or other organic material applied and to improve the predictionof fertilizer N substitution for organic materials.

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Fertilizer Management for Winter Wheat August 29, 2017

With winter wheat planting drawing near, it's time to collect soil samples and determine fertilizer needs. Use the nitrogen and phosphorus information to guide your strategy.

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