Physical description for original version: iii, 25, 291 p. : 21 x 27 cm
書誌注記
Includes bibliographical references (p. A23-A25)
原資料等に関する注記
原資料の出版事項: [West Lafayette, IN : Agricultural Research Service, U.S. Dept. of Agriculture, National Soil Erosion Research Laboratory, Purdue University, 1990]