This PDF (The National Variety Trials, NVT) is a comprehensive program guide describing Australia’s nationally coordinated crop variety testing system run by GRDC. It documents program scale (650+ trials across 300+ sites testing ~2,000 varieties across 10 crops), standardised trial protocols, advanced MET analysis using Factor Analytic Linear Mixed Models on a rolling five-year dataset, delivery channels (regional harvest reports, online tools), governance (GRDC and regional NACs), and impact on variety adoption and grower decision-making.
Questions this document answers
2005
Over 650 trials per year
More than 300 trial sites across Australia
Up to 2,000 varieties and breeder lines
Ten crop species (cereals, pulses, canola)