G. Lessard

No biography available.

Works (2)

Cover of The use of degree-day accumulation for monitoring Douglas-fir tussock moth (Lepidoptera:Lymantriidae) populations

The use of degree-day accumulation for monitoring Douglas-fir tussock moth (Lepidoptera:Lymantriidae) populations

Cover of Factors affecting ponderosa pine stand susceptibility to mountain pine beetle in the Black Hills--1981

Factors affecting ponderosa pine stand susceptibility to mountain pine beetle in the Black Hills--1981