Calculating Chemigation Injection Rates

EmailEmail
5
Average: 5 (1 vote)
Your rating: None


Chemigation is the application of agricultural chemicals (e.g., fertilizers, pesticides, and soil conditioners or amendments) into or through an irrigation system with the applied irrigation water. It is an efficient and cost-effective method of applying chemicals.
This fact sheet describes how to calculate injection rates for chemigation.
Contents

  • Injection Rates by Fluid Volume
  • Injection Rates by Mass
  • Injection Rates for Water Chemistry Control
  • Maximum Concentration
  • Mixing Dry Chemicals
  • Batch/Bulk Applications
  • Diluting Chemical Concentrations to Match Inflexible Injection Rates
Authors: 
R. Troy Peters
Authors: 
Tom Hoffmann
Authors: 
W. Howard Neibling
Publisher: 
Washington State University
Year: 
2,011