FAQ | American Agricultural Laboratory

Soil Health

Soil Health Assessment Test Interpretation Guide
Soil Health Assessment Report Definitions

Feed

Nitrate Mixing Guideline
Nitrate Poisoning in Feedstuffs
Prussic Acid Poisoning

Water

Water disinfection instructions

Irrigation Water

Management Practices – Irrigating with Saline or Sodium Water
Irrigation Water Permeability
Salinity and Sodium Hazard of Irrigation Water
Salinity Hazard of Irrigation Water for Various Crops
Specific Ion Toxicity
Water Testing for AMS Requirement: Is poor quality spray water reducing your herbicide efficacy?

Corn

Corn Leaf Analysis and Interpretative Guidelines
Corn Yield Response to Starter Fertilizer
Late Season Corn Stalk Nitrate-N test to evaluate Nitrogen Fertilizer Management
Pre-Sidedress Nitrate Test (PSNT) for Corn

Wheat

Wheat Leaf Analysis and Interpretative Guidelines

Manure

Manure Available Nutrients

Soil Testing & Fertilization Guidelines

What depth should a profile soil sample be taken?
Determining rate and time of lime applications to reduce soil acidity
Guidelines to increase nitrogen fertilizer efficiency.