共 24 条
- [1] ANDREWS GW, 1965, GEOL SOC AM BULL, V76, P113, DOI 10.1130/0016-7606(1965)76[113:LQGHOT]2.0.CO
- [2] 2
- [3] BARTELLI L, 1966, SOIL SURVEYS LAND ED, P15
- [4] BEATTY MT, 1960, SOIL SURVEY CROSSE C
- [5] CARMAN J, 1909, MISSISSIPPI VALLEY B
- [6] Coleman C.S., 1963, AGR ENG, V44, P614
- [7] Frye J. C., 1965, QUATERNARY US, P43
- [8] KLINGEBIEL AA, 1963, PLANNING 1963, P39
- [9] KLINGELHOETS AJ, 1962, SOIL SURVEY IOWA COU
- [10] MARTIN L, 1932, 36 WISC GEOL NAT HIS