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~person:"Ullrich jr., Erwin O."
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Agrareinkommen
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Futtermittelmarkt
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Ullrich jr., Erwin O.
Sanderson, John T.
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Ullrich Jr., Erwin O.
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Schaffner, LeRoy W.
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Farm Production Economics Division, Economic Research Service, U. S. Department of Agriculture
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Agricultural Experiment Station, South Dakota State University, Bulletin
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Effect of alternative wheat and feed grain prices on optimum farm plans and income in Central South Dakota, Hughes and Sully Counties
Ullrich jr., Erwin O.
;
Sanderson, John T.
-
1970
Persistent link: https://www.econbiz.de/10003117801
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Effect of alternative wheat and feed grain prices on optimum farm plans and income North Central South Dakota, Campbell, Edmunds, Mcpherson, and Walworth Counties
Ullrich jr., Erwin O.
;
Sanderson, John T.
-
1969
Persistent link: https://www.econbiz.de/10003117831
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