Nutrient Management

Source: Joseph L. Murphy/Iowa Soybean Association.

Examining environmental sustainability metrics—Nitrogen balance

August 29, 2020

Source: Adobe Stock/Monopoly919.

Data management and variability: Precision agriculture considerations for 4R management planning

June 30, 2020

Source: Flickr/Heather.

Can we increase economic return from Sugarbeet with slow-release nitrogen additions?

June 30, 2020

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Copper 4R management—Deficiency or toxicity?

April 30, 2020

Photo courtesy of Haiying Tao.

Winter canola response to soil and fertilizer nitrogen

March 14, 2020

Figure 1, Open in figure viewer Pigment contribution of iron minerals and other soil constituents. Source: D.E. Beaudette, USDA-NRCS; Schwertmann, 1993.

Iron availability and management considerations: A 4R approach

March 11, 2020

On-farm trials were conducted to compare pre-plant vs. post-plant (V2–V4) urea application with and without nitrification inhibitor addition on corn yield for the 2015–2017 growing seasons in the Red River Valley of North Dakota and Minnesota.

Corn response to nitrogen application timing and nitrification inhibitor addition

March 6, 2020

Photo courtesy of Jim Walworth.

Tree-to-tree nutrient variability in pecan orchards

January 29, 2020

©David Ike for The Nature Conservancy.

Managing at a system level—Considering 4R nutrient stewardship and soil health together

January 29, 2020

Source: Flickr/Robert Ashworth (https://creativecommons.org/licenses/by/2.0/).

Sunflower response to nitrification inhibitor application

January 29, 2020

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