A FIFTY YEAR COMPARISON OF WHITE OAK (QUERCUS ALBA) GROWTH IN THE LEHIGH VALLEY AND NEARBY POCONOS: POSSIBLE AIR POLLUTION EFFECTS

Autor:	HALMA, J. ROBERT, RIEKER, DENISE, MAJUMDAR, SHYAMAL K.
Zdroj:	Proceedings of the Pennsylvania Academy of Science, 1986 Jan 01. 60(1), 39-42.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/44111599 Zobrazit plný text záznamu