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- Corporate/Agency Authors:
- Plant Industry Bureau and Biological Survey Bureau
- Publisher:
- Plant Industry Bureau
- Date:
- [Mar. 1940.]
- SuDoc number:
- A 1.9:1843
- Corporate/Agency Authors:
- Plant Industry Bureau and Biological Survey Bureau
- Publisher:
- Plant Industry Bureau
- Date:
- [May 1934, revised Jan. 1940.] [1940.]
- SuDoc number:
- A 1.9:1732/2
- Corporate/Agency Authors:
- Plant Industry Bureau and Biological Survey Bureau
- Publisher:
- Plant Industry Bureau
- Date:
- [Sept. 1920, reprint, 1940.]
- SuDoc number:
- A 1.9:1153/1-12
- Corporate/Agency Authors:
- Plant Industry Bureau and Biological Survey Bureau
- Publisher:
- Plant Industry Bureau
- Date:
- [Oct. 1931, revised Aug. 1936, reprint 1940.]
- SuDoc number:
- A 1.9:1673/2-4
- Corporate/Agency Authors:
- Plant Industry Bureau and Biological Survey Bureau
- Publisher:
- Plant Industry Bureau
- Date:
- [Apr. 1932, reprint with slight change 1940.]
- SuDoc number:
- A 1.9:1689/1-4
- Corporate/Agency Authors:
- Plant Industry Bureau and Biological Survey Bureau
- Publisher:
- Plant Industry Bureau
- Date:
- [July 1929, reprint with slight changes 1940.]
- SuDoc number:
- A 1.9:1597/1-5
- Corporate/Agency Authors:
- Plant Industry Bureau and Biological Survey Bureau
- Publisher:
- Plant Industry Bureau
- Date:
- [Sept. 1930, reprint, 1939.]
- SuDoc number:
- A 1.9:1631/1-4