Effects of light and soil moisture on forest tree seedling establishment /
Gatherum, G. E.(Gordon Elwood),author.
McComb, A. L.,author.
Loomis, Walter E.(Walter Earl),1898-1977,author.
Iowa State University.Agricultural and Home Economics Experiment Station.
Iowa State University.Department of Forestry.
Iowa State University.Department of Botany and Plant Pathology.
Title from front cover.
Includes bibliographical references (page 792).