Soil microbial activity in a Liquidambar plantation unresponsive to CO2-driven increases in primary production

Chloroform fumigation and the release of soil nitrogen: A rapid direct extraction method to measure microbial biomass nitrogen in soil

P. C. Brookes, A. Landman, G. Pruden et al. · Soil Biology and Biochemistry · 1985 · 5.8K citations

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The effects of long term nitrogen deposition on extracellular enzyme activity in an Acer saccharum forest soil

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A Method of Estimating the Total Length of Root in a Sample

Edward Newman · Journal of Applied Ecology · 1966 · 1.6K citations

Life Sciences, Plant Biology, Plant Sciences +9

Soil fertility limits carbon sequestration by forest ecosystems in a CO2-enriched atmosphere

Ram Oren, David S. Ellsworth, Kurt H. Johnsen et al. · Nature · 2001 · 1.1K citations · Full text

Agriculture, Forestry, Soil Sciences +16

Elevated CO2, litter chemistry, and decomposition: a synthesis

Richard J. Norby, M. Francesca Cotrufo, P. Ineson et al. · Oecologia · 2001 · 449 citations

Agriculture, Environmental Sciences, Soil Sciences +10