Diseases and Lopping for Fodder as Possible Causes of a Prehistoric Decline of Ulmus H. M. Heybroek

Autor:	Thirsk, Joan
Zdroj:	The Agricultural History Review, 1964 Jan 01. 12(1), 58-59.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/40273087 Zobrazit plný text záznamu