Table 2 Forest type, number of trees cored, and names of collecting sites in this and two previous studies in the Monarch Butterfly Biosphere Reserve, Mexico
Studies | Forest type | Sampled trees (n) | Sites |
|---|---|---|---|
This study | Fir forest | 34 | Nazareno, Santa Ana, El Rosario, Vare |
Mixed pine–fir forest | 45 | Chincua, El Paso, El Rosario, Crescencio Morales | |
Pine forest | 31 | Chincua, Donaciano, Vare | |
Sáenz-Ceja (2015) | Fir forest | 150 | Vare |
Mixed pine–fir forest | 275 | Nazareno, El Paso | |
Pine forest | 350 | Chincua, Vare | |
Carlón-Allende et al. (2016) | Fir forest | 100 | Santa Ana, Nazareno, Vare |
Mixed pine–fir forest | 63 | Crescencio Morales | |
Pine forest | 34 | Donaciano Ojeda |