Estimating the absorptive root area in Norway spruce by using the common direct and indirect earth impedance methods

Autor: Čermák, Jan, Cudlín, Pavel, Gebauer, Roman, Børja, Isabella, Martinková, Milena, Staněk, Zdeněk, Koller, Jan, Neruda, Jindřich, Nadezhdina, Nadezhda
Zdroj: Plant and Soil, 2013 Nov 01. 372(1/2), 401-415.
Databáze: JSTOR Journals