Products and services using Precision agriculture are generally available around 2023
Grader A: hit
Grader B: hit
agrees with A, without seeing its verdict
Audit: confirmed
in the fixed audit sample (D11)
Published: hit
Grader A: hit
USDA ERS reports GPS guidance on 45-55% of US corn, rice and peanut acres and variable-rate technology on about 20% in 2010-2013, i.e. commercially sold before the poster.
Test: D37 Horizons: precision-agriculture products buyable by ordinary farms by 2025 (earlier counts).
Grader B: hit
GPS guidance, yield mapping and variable-rate application were widely sold from the late 1990s.
Test: Farmers could buy precision-ag products/services by 2025 (earlier counts).