Linear regression of the treated area in periods of 4 years from 1952–1955 (Marquez 1963) and 1997–1988 (Pereyra 1991) in Yucatán.

 
 
  Part of: Poot-Pech MA (2023) Probability of a Central American locust Schistocerca piceifrons piceifrons upsurge in the Yucatan Peninsula, Mexico. Journal of Orthoptera Research 32(1): 33-42. https://doi.org/10.3897/jor.32.73824