Compute Soil Carbon Fluxes for the National Ecological Observatory Network Sites

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Documentation for package ‘neonSoilFlux’ version 1.0.0

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

acquire_neon_data	Acquire NEON data for processing
check_qf_flags	Internal helper function to determine availability of data within a time interval
co2_to_umol	Convert co2 concentration from ppm to µmol m-3 units
compute_monthly_mean	Function to compute monthly means for a given month of NEON data.
compute_neon_flux	Compute NEON fluxes at a site
compute_surface_flux	Internal fucntion to compute CO2 surface flux
correct_env_data	Internal function that prepares downloaded NEON data for flux processing
dejong_shappert_flux	Internal function to compute surface co2 flux at a given timepoint via De Jong and Schappert (1972)
depth_interpolate	Internal function to interpolate different depth measurements
determine_position	Internal function to determine the depth of a measurement
diffusivity	Compute soil diffusivity
env_fingerprint_plot	Helper function to plot QF results for environmental measurements.
fit_function	Internal function that interpolates a soil measurement to different depths
flux_fingerprint_plot	Helper function to plot QF results for fluxes.
hirano_flux	Internal function to compute surface co2 flux at a given timepoint via Hirano et al 2005
insert_mean	Internal function that inserts smoothed mean value of a measurement at a site
inside_interval	Determine if a YYYY-MM string is inside a interval
measurement_detect	Internal function that makes sure for each time, position, and depth we have at least two data points for soil temp and soil h20, 3 for soil co2
measurement_merge	Internal function that filters environmental data for easier processing of fluxes.
quadrature_error	Helper function to quickly compute the quadrature error
sjer_env_data_2022_06	Measured environmental data at a NEON site
sjer_flux_2022_06	Computed flux values at a NEON site
sjer_megapit_data_2022_06	Measured soil physical properties at a NEON site
swc_correct	Internal function to correct depths for VSWC NEON data.
swc_corrections	Corrected sensor locations for NEON soil water content data
tang_2003_flux	Internal function to compute surface co2 flux at a given timepoint via Tang et al 2003
tang_2005_flux	Internal function to compute surface co2 flux at a given timepoint via Tang et al 2005