Are you looking for information about a specific nutrient, nutrient deficiency, or variable rate fertilizer application? Click on one of the multiple choice answers below to continue. External links will open in separate windows. Please disable your pop-up blocker to allow those links to open.

Information about nutrient deficiencies
Information about effectively applying fertilizer (fertilizer recommendations)
Information about the use of manure as fertilizer
Information about site-specific farming and variable rate fertilizer application

• Diagnosing Wheat Production Problems in Kansas (KSU)
• Diseases of Wheat – Non-infectious (Alberta Agriculture)
• Wheat Diseases and Pests: A Guide for Field Identification (CIMMYT)

Plant Nutrient Deficiency and Toxicity Decision Keys

• A Key to Nutrient Deficiency Symptoms (Cornell)
• A(nother) Key to Nutrient Deficiency Symptoms (NDSU)
• The Wheat Doctor (CIMMYT)

Do you want information about effectively applying fertilizer or specific fertilizer recommendations? Click on
one of the answers below to continue.

Effective application of fertilizer

North Dakota

• Fertilizer Application with Small Grain Seed at Planting
• Managing Nitrogen Fertilizer to Prevent Groundwater Contamination
• Managing Saline Soils in North Dakota
• Salinity and Sodicity in North Dakota Soils
• Soil Sampling as a Basis for Fertilizer Application
• Soil Survey: The Foundation for productive Natural Resource Management

University of Minnesota

• Best Management Practices for Nitrogen Use in Minnesota
• Fertilizer Urea
• Late Season Applications of Nitrogen
• Understanding Nitrogen In Soils
• Understanding Phosphorus in Minnesota Soils
• Using Anhydrous Ammonia Safely on the Farm

Fertilizer recommendations are very site and cropping system specific. The links below are therefore arranged by
State. Please review your area’s own fertilizer recommendations before you consult recommendations from other States.

North Dakota State University

• Fertilizing Hard Red Spring Wheat, Durum, Winter Wheat, and Rye
• Fertilizing Malting and Feed Barley
• Fertilizing Oat
• North Dakota Fertilizer Recommendations Tables and Equations

South Dakota State University

• Fertilizer Recommendation Guide

University of Minnesota

• Boron for Minnesota Soils
• Fertilizing Barley in Minnesota
• Fertilizing Wheat in Minnesota
• Lime Needs in Minnesota
• Magnesium for Crop Production in Minnesota
• Sulfur for Minnesota Soils
• Zinc for Minnesota Soils

Information about the use of manure as fertilizer

South Dakota State University

• Using Manure as a Nitrogen Fertilizer

University of Minnesota

• Fertilizing Cropland with Beef Manure
• Fertilizing Cropland with Dairy Manure
• Fertilizing Cropland with Poultry Manure
• Fertilizing Cropland with Swine Manure

• Manure Management and Air Quality Education

Information about site-specific farming and variable rate fertilizer application

• What is Site-Specific Farming?
• Soil Sampling and Variable-Rate Fertilizer Application
• Yield Mapping
• Site-Specific Farming and the Environment