Potential impact of neonicotinoid use on Northern bobwhite (Colinus virginianus) in Texas: A historical analysis
Fig 2
Temporal trend in neonicotinoid use in Texas.
USGS ePest High estimates for total neonicotinoid use in the state of Texas from 1978–2012. Statistical analysis was split into three time periods based on overall levels of neonicotinoid use: prior to neonicotinoid introduction (Pre), directly following neonicotinoid introduction (Light), and after the widespread use of neonicotinoids (Heavy).