Donald F Waller

WATER CONSERVATION IN BIOFUELS DEVELOPMENT: GREENHOUSE AND FIELD CROP PRODUCTION WITH BIOCHAR

Biochar was evaluated as a soil amendment in an Arizona soil in greenhouse and field experiments. Biochar is a porous charcoal substance that when used as a soil amendment effectively removes net carbon dioxide from the atmosphere (Lehmann, J. et al 2006). Biochar production from urban, agricultural...

Threats Posed by Ungulate Herbivory to Forest Structure and Plant Diversity in the Upper Great Lakes Region: With a Review of Methods to Assess those ... Resource Report NPS/GLKN/NRR?2009/102)

This Report was commissioned under contract with the NPS to review “The state of knowledge and future monitoring of white-tailed deer browsing impacts in the Great Lakes Network.” It is intended to assist the GLKN regional ecologists in developing a Standard Operating Procedure (SOP) for surveying a...

The Vanishing Present: Wisconsin's Changing Lands, Waters, and Wildlife

Straddling temperate forests and grassland biomes and stretching along the coastline of two Great Lakes, Wisconsin contains tallgrass prairie and oak savanna, broadleaf and coniferous forests, wetlands, natural lakes, and rivers. But, like the rest of the world, the Badger State has been transformed...

REPORT ON THE SCIENTIFIC ROUNDTABLE ON BIOLOGICAL DIVERSITY CONVENED BY THE CHEQUAMEGON AND NICOLET NATIONAL FORESTS