Figure 2From: Smoke-Cued Emergence in Plant Species of Ponderosa Pine Forests: Contrasting Greenhouse and Field ResultsMean plant cover and species richness in control and aqueous smoke treated plots at nine sites in ponderosa pine forests 15 mo after treatment, northern Arizona. Results are presented for 10 m2 areas that were either grazed or ungrazed within each treatment plot. Error bars represent 1 SD.Back to article page