Nitrogen acquisition and competitive ability of Kalmia angustifolia L., paper birch (Betula papyrifera Marsh.) and black spruce (Picea mariana (Mill.) B.S.P.) seedlings grown on different humus forms

Autor: Bradley, R.L., Titus, B.D., Fyles, J.W.
Zdroj: Plant and Soil, 1997 Aug 01. 195(2), 209-220.
Databáze: JSTOR Journals