Ponderosa pine response to fertilization
Subtitle: influence of brush removal and soil type
By: Robert F. Powers, Grant D. Jackson
Contributors: Jackson, Grant D., joint author; Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.); United States. Forest Service
Series: USDA Forest Service research paper PSW ; 132; USDA Forest Service research paper PSW -- 132
Publisher: Dept. of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station
Published: 1978
Place of publication: [Berkeley, Calif.]
Language: eng
Subjects: Fertilizers -- California; Ponderosa pine
Notes: Bibliography: p. 9