Sampling Instructions

Accurate analysis begins with and depends greatly on sample collection. We've pulled together detailed directions and our expert team's tips to create video resources to make sampling any material easy and accurate.

Soil and Agronomy Sampling Instructions

Collecting a Soil Sample from Commercial Vegetable or Fruit Fields

Collecting a Soil Sample for a Lawn, Garden, or Wildlife Food Plot

Collecting a Soil Sample for a Soybean Cyst Nematode Analysis

Pasture Soil Sample Collection Guide

Late Season Cornstalk Nitrate Test Sampling Procedure

Manure Sampling Instructions

Plant Tissue Sampling Instructions

Pre-Plant Nitrogen Test (PPNT) Sampling Instructions

Animal Nutrition Sampling Instructions

Sampling Hay, Silage, and Total Mixed Rations for Analysis

Mill Quality Assurance Sample Collection

Forage Sampling Article as seen in Hay and Forage Grower



Water Sampling Instructions

  1. Open the faucet and let the water run for five minutes. Do not treat the water before sampling.
  2. Fill the sample container 3/4 full of water. Screw cap on very tightly to prevent leaks.
  3. Submit the sample to the laboratory within 48 hours of collection. If the sample cannot be submitted within 48 hours, refrigerate the sample.