[Soil microbiology in a fertilizer trial on spruce rawhumus in the Thuringian Forest].
D005308:Fertilizers; D006812:Humic Substances; D006863:Hydrogen-Ion Concentration; D012988:Soil Microbiology
D005308:Fertilizers; D006812:Humic Substances
Bodenmikrobiologische Untersuchungen an einem Düngungsversuch zu Fichtenrohhumus im Thüringer Wald.