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The Wisconsin Soil Test Recommendation Program UWEX Publication A2809: Nutrient Application Guidelines for Field, Vegetable, and Fruit Crops in Wisconsin

The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

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Page 1: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

The Wisconsin Soil Test Recommendation

Program

UWEX Publication A2809:Nutrient Application Guidelines for Field,

Vegetable, and Fruit Crops in Wisconsin

Page 2: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant
Page 3: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

A2809 – “The Bible”

• Incorporates over 80 years of research

• The official recommendations for NRCS 590 NMP

• Supported by UW Soil Science Department

• Two state-run labs• Uses local calibration• Continuously updated• Revised in 2006

Page 4: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

Philosophy of the Wisconsin Soil Test

Recommendation Program• Establishes Soil Sampling and

Testing Methods• Interprets Fertilizer and Lime

Needs• Wide Range of Field Crops and

Soils• Uses a Sufficiency Approach

– Index of available nutrients– Degree of sufficiency for specific crops– Provide recommendation to correct– Allows economic and informed

decision

Page 5: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

Soil Sampling Method for Single-Rate Nutrient

Application

Page 6: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

UW Soil Testing Methods

Page 7: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant
Page 8: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

Soil Groups

Page 9: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant
Page 10: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant
Page 11: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

MRTN Guidelines for Corn

Page 12: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant
Page 13: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

Soil Test Categories for P and K

Page 14: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant
Page 15: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant
Page 16: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

P and K Fertilization Guidelines

Page 17: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

Sulfur Availability Index● Soil test S● Subsoil S● Precipitation● Organic matter● Manure history

Page 18: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant
Page 19: The Wisconsin Soil Test Recommendation Program · The Wisconsin Soil Test Recommendation Program ... Philosophy of the Wisconsin Soil Test Recommendation Program ... UW Soil & Plant

Soil pH Management