Sentences with phrase «high elevations conifers»

It is possible that, when conditions are dry enough, high elevations conifers do not respond to increased temperatures.

, 1991) assert that the recent rise in some high elevation conifers in the western U.S. could be explained as a temperature response (she can not confirm the LaMarche et al findings).

Not exact matches

Here we assessed the song structure of male mountain chickadees using two exemplars of high and low elevation habitats on two different mountains in the Sierra Nevada with similar mixed - conifer forest structure.

Direct comparisons with ponderosa pine forests are not possible because this study was conducted within a higher - elevation mixed - conifer forest that had higher initial basal areas and higher mean annual precipitation.