Browsing Brage NMBU by Author "Opsahl, B."
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Forskning og forsøk i landbruket : forsøk med havresortar - bind 1
Opsahl, B. (Book, 1950)During the period 1928-48 several oat varieties have been compared in 98 field experiments on the Experimental farm, Forus, and on a number of other farms in western Norway