A Photographic Technique for Repeated Mapping of Rangeland Plant Populations in Permanent Plots

Autor:	Owens, M. K., Norton, B. E.
Zdroj:	Journal of Range Management, 1985 May 01. 38(3), 231-232.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/3898973 Zobrazit plný text záznamu