Hay harvesting methods and costs,
Marx, Robert E.
Hay harvesting methods and costs, by Robert E. Marx and James W. Birkhead. - Washington, [U. S. Govt. Print. Off.] 1951. - 122 p. : illus., map ; 24 cm. - U. S. Dept. of Agriculture. Circular no. 868 . - Circular (United States. Department of Agriculture) ; no. 868. .
Cover title.
agr51000327
Hay--Harvesting.
Hay--Harvesting--Cost.
Harvesting.
SB198 / .M45
1 / Ag84C no.868
Hay harvesting methods and costs, by Robert E. Marx and James W. Birkhead. - Washington, [U. S. Govt. Print. Off.] 1951. - 122 p. : illus., map ; 24 cm. - U. S. Dept. of Agriculture. Circular no. 868 . - Circular (United States. Department of Agriculture) ; no. 868. .
Cover title.
agr51000327
Hay--Harvesting.
Hay--Harvesting--Cost.
Harvesting.
SB198 / .M45
1 / Ag84C no.868