Fred A. Johnson, Matthew A. H. Walters, and G. Scott Boomer. 2012. Allowable levels of take for the trade in Nearctic songbirds. Ecological Applications 22:1114–1130.
Appendix
Appendix A: Generalization of the prescribed take level (Runge et al. 2009) to account for nonlinear density dependence via the theta-logistic model.
Ecological Archives A022-061-A1.
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