Root Productivity (BNPP), Total carbon and Nitrogen - Perennial Crops (G5-G10)

Data in the KBS LTER core database may not be published without written permission of the lead investigator or project director Full terms of use

Below ground CN for the perennial systems determined by examining roots collected with a deep core sample.

This datatable is part of the GLBRC Roots dataset. Below ground primary production for the GLBRC plots.

Note

Experiment: GLBRC Biofuel Cropping System Experiment
Data available from: August 2008 to December 2013
Dataset: KBS085
Datatable ID: KBS085-002 .60
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Last Updated 2019-10-29
Variate Description Units
sample date date sampled
site study site
experiment experiment
treatment treatment
replicate replicate
station the station within the plot
transect position location along plant density gradients moving out from the center of a bunchgrass into the interstitial space
species species
depth top depth of the top of the core (cm) centimeter
depth bottom depth of the bottom of the core (cm) centimeter
biomass g m2 root biomass g/m2
core area surface area of the core squarecentimeters
comments comments
year sample year
core core number
name name
n percent total nitrogen in the biomass %
c percent total carbon in the biomass. %
n g m2 nitrogen in grams per meter squared g/m2
c g m2 carbon in grams per meter squared g/m2

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Data Excerpt

sample_date site experiment treatment replicate station transect_position species depth_top depth_bottom biomass_g_m2 core_area comments year core name n_percent c_percent n_g_m2 c_g_m2
2008-08-25 KBS GLBRC Intensive Site GLBRC Biofuel Cropping System Experiment G8 R1 S1 between two adjoining plants Avena sativa L. (*) 0.0 25.0 5.630106112 50.2655 2008 G8R1-SC 0.5201 38.57435 0.029282181888512 2.17177683701427
2008-08-25 KBS GLBRC Intensive Site GLBRC Biofuel Cropping System Experiment G8 R1 S1 center of plant Avena sativa L. (*) 0.0 25.0 45.75704614 50.2655 2008 C1 G8R1-SC 0.5201 38.57435 0.23798239697414 17.6504831277051
2008-08-25 KBS GLBRC Intensive Site GLBRC Biofuel Cropping System Experiment G8 R1 S2 between two adjoining plants Avena sativa L. (*) 0.0 25.0 19.33732559 50.2655 2008 G8R1-SC 0.5201 38.57435 0.10057343039359 7.45924765372617
2008-08-25 KBS GLBRC Intensive Site GLBRC Biofuel Cropping System Experiment G8 R1 S2 center of plant Avena sativa L. (*) 0.0 25.0 39.78873577 50.2655 2008 C1 G8R1-SC 0.5201 38.57435 0.20694121473977 15.348246196495
2008-08-25 KBS GLBRC Intensive Site GLBRC Biofuel Cropping System Experiment G8 R1 S3 between two adjoining plants Avena sativa L. (*) 0.0 25.0 1.074295866 50.2655 2008 G8R1-SC 0.5201 38.57435 0.005587412799066 0.414402647386371
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