Estimating soil matric potential in Owens Valley, California

Abstract

Cl Introduction Cl Purpose and scope C2 Description of the study area C2 Plant communities C2 Theory and basic definitions C2 Experimental procedures C4 Design of water-table drawdown sites C4 Filter-paper method C4 Field procedure C6 Laboratory procedure C6 Neutron probe C6 Description of use of neutron probe C6 Calibration of neutron probe C7 Recalibration of the filter-paper method C8 Soil water characteristics model C9 Application and results CIO Application of soil water characteristics model to specific sites in Owens Valley CIO Selection of soil water characteristic curves CIO Evaluation of estimated soil water characteristic curves C12 Verification of soil water characteristics model C13 Use of soil water characteristic curves estimated from the model to estimate soil matric potential from neutron-probe data C13 Use of estimates of soil matric potential in Owens Valley studies C14 Evaluation of methods of estimating soil matric potential C14 Filter-paper method C14 Soil water characteristics model C16 Conclusions C16 References cited C17 Glossary CIS FRONTISPIECE Perspective and oblique view of Owens Valley, California, showing the dramatic change in topographic relief between the valley and surrounding mountains. VI Contents