Howard Clark

Successional patterns associated with slash-and-burn agriculture in the upper Rio Negro region of the Amazon basin

C. Uhl, Howard Clark, K. Clark, 1982 .

Acid rain in an Amazon rainforest

C. Jordan, Howard Clark, K. Clark, 1983 .

Ecosystem Recovery in Amazon Caatinga Forest after Cutting, Cutting and Burning, and Bulldozer Clearing Treatments

C. Jordan, C. Uhl, Howard Clark, 1982 .

EARLY PLANT SUCCESSION AFTER CUTTING AND BURNING IN THE UPPER RIO NEGRO REGION OF THE AMAZON BASIN

P. G. Murphy, C. Uhl, Howard Clark, 1981 .