Seven locations in China modeled in this study, and the average heat units (degree-days) available per growing season at each site, based on an estimated lower thermal threshold for development of 14.2°C for <i>Locusta migratoria manilensis</i> Meyen.

Baiquan (BQ), Chengde (CD), Tumotezuoqi (TM), Wenan (WA), Rongan (RA), Qiongzhong (QZ), and Qiongshan (QS).