Influence of tree canopies on grassland productivity and nitrogen dynamics in deciduous oak savanna

In oak and annual grassland savanna in the foothills of the Sierra Nevada, CA, soils under deciduous blue oak ( Quercus douglasii) canopies have higher nitrogen (N) turnover and inorganic N availability than surrounding open grassland soils, as measured by seasonal changes in inorganic N pools, mine...

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Veröffentlicht in:	Agriculture, ecosystems & environment ecosystems & environment, 1990-09, Vol.32 (1), p.89-105
Hauptverfasser:	Jackson, L.E., Strauss, R.B., Firestone, M.K., Bartolome, J.W.
Format:	Artikel
Sprache:	eng
Schlagworte:	Agronomy. Soil science and plant productions Biological and medical sciences Fundamental and applied biological sciences. Psychology General agronomy. Plant production Quercus douglasii Soil-plant relationships. Soil fertility Soil-plant relationships. Soil fertility. Fertilization. Amendments
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