Economic Aspects of the Effects of Fertilizers, Soil Moisture and Rainfall on the Yields of Grain Sorghum in the "Sandy Lands" of Southwest Kansas

Autor:	Orazem, Frank, Herring, Roy B.
Zdroj:	Journal of Farm Economics, 1958 Aug 01. 40(3), 697-708.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1235378 Zobrazit plný text záznamu Plný text