Long-term farming systems research in the central High Plains

Autor:	Ghimire, Rajan, Norton, Jay B., Norton, Urszula, Ritten, John P., Stahl, Peter D., Krall, James M.
Zdroj:	Renewable Agriculture and Food Systems, 2013 Jun 01. 28(2), 183-193.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/26334879 Zobrazit plný text záznamu