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Editions
[Rev. Apr. 1971, slightly rev. June 1976]
U.S. Dept. of Agriculture, [Agricultural Research Service, Southern Region : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
1976
[Rev. Apr. 1971, slightly rev. June 1976]
U.S. Dept. of Agriculture, [Agricultural Research Service, Southern Region : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
1976
[Rev. Apr. 1971, slightly rev. June 1976]
U.S. Dept. of Agriculture, [Agricultural Research Service, Southern Region : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
1976