University of Arizona. Agricultural Experiment Station.

[1950] Agricultural Experiment Station, University of Arizona

55 p. : ill., 1 folded map ; 23 cm.

[1966] Agricultural Experiment Station, Cooperative Extension Service, University of Arizona

15 p. : ill. ; 23 cm.

[1977] The Service

117 p., [69] fold. leaves of plates : ill. ; 28 cm.

1959 Agricultural Experiment Station

35 p. : ill., tables ; 28 cm.

1972 U.S. Dept. of Agriculture Soil Conservation Service

70 p., 32 p. of fold. plates : ill., maps ; 28 cm.

1983 The Service

ix, 212 p., [1] p. of plates : ill., maps (1 col.) ; 28 cm. + 213 folded maps in pocket.

1918] [University of Arizona

p. [499]-642 : ill. ; 23 cm.

1980 U.S. Dept. of Agriculture, Soil Conservation Service

vii, 104 p., 99 folded p. of plates : ill., maps (1 col.) ; 28 cm.

1990 Idaho Forest, Wildlife and Range Experiment Station, College of Forestry, Wildlife and Range Sciences, University of Idaho

2nd ed.

18 p. : ill. ; 22 cm.

1981 The Service

vii, 174 p., 76 p. of plates : ill., maps (1 col.) ; 28 cm.