214
Robert B. Jackson, Laurel J. Anderson, and William T. Pockman
ated silicone compound on ash trees. Agric. For. Meteorol. 73:135-142; 1995.
Zegelin, SJ.; White, I.; Jenkins, D.R. Improved
field probes for soil water content and electrical
conductivity measurement using time domain reflectometry. Water Resourc. Res. 25:2367-2376;
1989.
Zegelin, SJ.; White, I.; Russell, G.F. A critique of the
time domain reflectometry technique for determining
field soil-water content. In: Topp, G.C.; Reynolds,
W.D.; Green, R.E., eds. Advances in Measurement of
Soil Physical Properties: Bringing Theory into Practice. Madison, WI: Soil Science Society of America;
1992:187-208.