ABSTRACT

III. Retentivity of Water in Soils.......................................... 9 A. Matric Potential ...................................................... 9 B. Soil Moisture Characteristic Curve ..................... 11 C. Osmotic Effect on Retentivity .............................. 13 D. Hysteresis.............................................................. 15

References.............................................................................. 17

I. UNIT SYSTEM

In this book, SI units are used primarily in the definition of physical variables. Prefixes are frequently used with basic SI units. Traditional units are also used, especially when data and figures are quoted from references written using traditional units.