risk – Field Crop News

What Are the Yield and Economic Risks of Underapplying Nitrogen in Corn?

Posted on April 7, 2022 by Ben Rosser

Simple Summary In a recent Ontario dataset of 15 N response curves, reducing N rates 20, 40 and 60 lb-N/ac from traditional optimum N rates (10-year average costs/prices) resulted in: average yield losses of 4, 9 and 16 bu/ac, respectively average net losses of $0, $11 and $37/ac, respectively, using what might represent 2022 costs/prices […]

Identifying and Mitigating the Risks of Ultra-early Soybean Planting

Posted on April 7, 2020 (April 23, 2020) by Horst Bohner

By Mike Staton, MSU Extension Soybean Educator and Horst Bohner, Soybean Specialist, Ontario Ministry of Agriculture, Food and Rural Affairs. Some soybean producers in Michigan are experimenting with ultra early planting dates (late-March to mid-April) with positive results. To date, research trials have not shown a consistent yield benefit to planting this early when compared […]

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