An air pycnometer for forest and range soils
By: David D. Wooldridge.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Forest Service
Published: 1968
Place of publication: Portland, Or
Language: eng
Number of pages: 11
Subjects: Soil structure.; Pycnometer.; Soils -- Testing -- Equipment and supplies.; Soils -- Analysis -- Equipment and supplies.; Soil aeration -- Measurement.
Notes: Title from cover.