search for phytotoxins influencing germination and early growth of ponderosa pine
By: Rick G. Kelsey, Michael G. Harrington
Contributors: Harrington, Michael G; Intermountain Forest and Range Experiment Station (Ogden, Utah)
Series: USDA Forest Service research paper INT -- 216
Publisher: Intermountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1979
Place of publication: Ogden, Utah
Language: eng
Number of pages: 22
Subjects: Ponderosa pine -- Seedlings; Ponderosa pine -- Growth
Notes: "February 1979."

Bibliography: p. 21-22