Dark clay soils of tropical and subtropical regions /
R. Dudal.
- Rome : Food and Agriculture Organization of the United Nations, 1965.
- x, 161 p. : ill., maps ; 23 cm.
- F A O agricultural development paper ; no. 83 .
Bibliography: p. 148-161.
unk81056106
Clay.
Soils --Tropics.
S401.U6 / A13 nos. 93
635.955 / DUD
Bibliography: p. 148-161.
unk81056106
Clay.
Soils --Tropics.
S401.U6 / A13 nos. 93
635.955 / DUD