Series
Agriculture handbook volume no. 18
Publisher
U.S. Dept. of Agriculture
Pub. Date
[1993]
Author
Publisher
The Service
Pub. Date
1985
Publisher
The Service
Pub. Date
1981
Author
Publisher
The Service
Pub. Date
[1999]
Publisher
The Service
Pub. Date
[1994]
Author
Publisher
U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Plant Industry, Soils, and Agricultural Engineering
Pub. Date
1949
Author
Publisher
U.S. Dept. of Agriculture, Soil Conservation Service
Pub. Date
1959
Author
Publisher
U.S. Dept. of Agriculture, Soil Conservation Service
Pub. Date
1953
Publisher
National Technical Information Service [distributor
Pub. Date
1991]
Author
Series
Research report volume no. 40
Publisher
New Hampshire Agricultural Experiment Station, University of New Hampshire
Pub. Date
1974
Author
Publisher
The Service
Pub. Date
[1989]
Author
Publisher
U.S. Dept. of Agriculture, Bureau of Plant Industry
Pub. Date
1943
Author
Publisher
U.S. Dept. of Agriculture, Bureau of Chemistry and Soils
Pub. Date
1939
Author
Publisher
The Service
Pub. Date
1984