Estudios dendroclimáticos en montañas del suroeste de los Estados Unidos de América y del norte de México

Chronologies were developed for climate reconstruction in the southwestern rilountains of the United States (Animas MountainsA New Mexico) and northwestern Mexico (Sierra de Ajos, Sonora), with Oouglas-fir (Pseudotsuga menziesii (Mirb) Franco) and ponderosa pine (Pinus ponderosa varo arizonica Shaw) as better species for this purpos·e.