Ji, Gang [Characteristics of soil pH and exchangeable acidity in red soil profile under different vegetation types]. [electronic resource] - Ying yong sheng tai xue bao = The journal of applied ecology Sep 2015 - 2639-45 p. digital Publication Type: Journal Article ISSN: 1001-9332 Subjects--Topical Terms: ArachisCamellia sinensisChinaCitrusFagaceaeForestsGrasslandHamamelidaceaeHydrogen-Ion ConcentrationPinusPoaceaeSoil--chemistry