Fuel loading prediction models developed from aerial photographs of the Sangre de Cristo and Jemez mountains of New Mexico, USA
Kelly Scott, Brian Oswald, Kenneth Farrish and Daniel Unger
International Journal of Wildland Fire 11(1) 85 - 90
Abstract
Fuel load prediction equations that made use of aerial photographs were
developed for Mixed Conifer, Ponderosa Pine
(Pinus ponderosa Dougl. ex Laws.) and
Pinyon–Juniper (Pinus edulis
Engelm.)–(Juniperus monosperma Engelm.) cover types
from one-time measurements made in the Santa Fe watershed (SFWS) located in
the Sangre de Cristo Mountains of northern New Mexico, and at Los Alamos
National Laboratory (LANL) located in the Jemez Mountains of northern New
Mexico. The results of the watershed data set were favorable and exhibited a
high degree of relative accuracy. The results from the LANL data set did not
share the same degree of accuracy, but rather exhibited a high degree of
error. Use of these or similar prediction equations may be limited to certain
regions and community types that exhibit similar regional characteristics such
as terrain, soil, and weather conditions. Applied use of the prediction
equations required less time than traditional fuel sampling performed onsite,
but suffered from a loss of accuracy. It is strongly suggested that additional
study of this method be undertaken to generate more accurate and reliable
equations. Hopefully, more accurate equations may augment existing fuel
sampling techniques and be put to practical use for fire planning purposes.
Keywords: Fuel loads; aerial photography; Ponderosa Pine; New Mexico; fire hazard;
conifers; Pinyon– Juniper.
Full text doi:10.1071/WF01044
© CSIRO 2002





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