Barry Initially worked in a Soil testing lab for DSIR Grasslands before becoming part of the Analytical Lab for AgResearch Grasslands.  Then spent 25 years in sales of laboratory chemicals, equipment, consumables and instrumentation.

Analytical Chemistry: Amino acid analysis used for calculation Digestible Indispensable Amino Acids Score (DIAAS) when evaluating the nutritional quality of protein sources (for Project Proteos).  Sample preparation and HPLC analysis of diets, ingredients and animal sourced samples.  Also assist with other aspects of the feed trials.