Supplement 1. The randomization model code for Turbo Pascal Version 5 used to distinguish relative species abundance of arboreal ants in natural or artificial nests in coffee farms in Chiapas, Mexico.

File List program_agro.txt readme.txt HIT.dat Description The program_agro.txt file is program file for Turbo Pascal v. 5 for a randomization model used to compare species composition (i.e., proportion of species in nests) in natural and artificial nests. The readme.txt file contains variable and subroutine descriptions. The HIT.dat is a sample data file with three columns as follows: 1 = species list 2 = number of artificial nests per species 3 = number of natural nests per species