Content Related to Phosphorus

Crop News

Newly Updated Phosphorus and Potassium Guidelines - February 28, 2023
Tissue Testing for Field Crops Requires Cautious Use and Interpretation - June 21, 2019
Fertilization Can Help with Cool Soils and Late Planting Dates - April 23, 2018
Phosphorus, Potassium, and pH Management Following Drought Affected Crops - August 18, 2017
Phosphorus and Potassium in Silage Harvest of Drought-Damaged Corn - July 21, 2017
High Yields, Low Grain Prices: Manage Phosphorus and Potassium Wisely - October 21, 2016
Value of Soybean Tissue Testing for Phosphorus and Potassium - June 13, 2016
Research Shows a Role for Phosphorus and Potassium Tissue Testing in Corn - June 6, 2016
Make Rational Decisions about Phosphorus and Potassium Management with Unfavorable Crop Prices - September 16, 2015
Starter Fertilization Sometimes Boosts Corn Yield - March 20, 2015
Update to Iowa Phosphorus, Potassium and Lime Recommendations - September 21, 2013
Don't Underestimate the Value of Starter Fertilizer for Corn Planted Late - May 3, 2013
Phosphorus, Potassium and pH Management Issues Following Drought-damaged Crops - August 23, 2012
Phosphorus and Potassium in Silage Harvest of Drought-Damaged Corn - July 27, 2012
Change in Phosphorus and Potassium Contents of Cornstalks Over Time - December 9, 2011
Is Tissue Testing Useful in Identifying Corn and Soybean Fields Responsive to Phosphorus and Potassium Fertilizers? - July 1, 2010
RUSLE2 and P Index Workshops for Manure and Nutrient Plan Writers Offered by ISU Extension - November 16, 2009

Encyclopedia Article

Nutrient requirements - soybean - November 19, 2014
Interpreting results of the Mehlich-3 ICP Soil Phosphorus Test - November 17, 2003
Phosphorus - Why the concern about water quality? - August 20, 2001
Soil resources of phosphorus - February 6, 2001
Phosphorus in aquatic systems - December 18, 2000
Management of phosphorus for crop production - October 23, 2000
Corn and soybean responses to deep-band phosphorus and potassium - September 18, 2000
Phosphorus Basics - August 7, 2000
Why manage phosphorus? - April 24, 2000

ICM Blog Post

Lime, Phosphorus, and Potassium Fertilizers Decisions in Times of Limited Resources - October 8, 2024
Fall Approaches – Time to Think about Crop Fertility for 2022 - August 23, 2021
Making your fertilizer dollars stretch as fertilizer prices have increased - March 19, 2021
Soil fertility workshops to be offered - January 17, 2020
Revised beef cattle and dairy manure nitrogen and phosphorus crop availability ranges - June 15, 2016