Search Constraints
Filtering by:
Subject
Soil moisture -- Measurement
Remove constraint Subject: Soil moisture -- Measurement
Creator
Powers, W. L. (Wilbur Louis), 1887
Remove constraint Creator: Powers, W. L. (Wilbur Louis), 1887
Non-Academic Affiliation
Oregon State University. Agricultural Experiment Station
Remove constraint Non-Academic Affiliation: Oregon State University. Agricultural Experiment Station