Protocols

Standard increment boring technique to extract tree cores for measuring annual ring widths, then calculating basal area increment over specific time periods to quantify stem growth.

Comprehensive measurement of leaf morphological, physiological, and chemical traits including stomatal conductance, leaf mass per area, nitrogen content, and spectral properties to characterize plant ...

Comprehensive measurement of soil nutrients, moisture, pH, topographic aspect, and interpolated climate variables to characterize abiotic conditions at vegetation sampling sites.

Integration of gridMET temperature data, MODIS snowmelt timing, and PARFLOW-CLM soil moisture simulations to create multi-temporal environmental predictor datasets with quantified drought metrics.

Airborne hyperspectral imaging (380-2500 nm) and LiDAR data collection at 1 m resolution, followed by machine learning algorithms to produce aspen cover and cytotype distribution maps.

Unmanned aerial vehicle flights with multispectral camera to capture georeferenced imagery of forest canopy in five spectral bands, with radiometric calibration using reference panel and downwelling l...

Collection of VSWIR field spectra at leaf- and mineral-levels using an Analytical Spectral Devices FieldSpec 3 spectroradiometer with contact probe and leaf clip attachments.

Endmember spectral measurements using contact probe attachment with internal bulb illumination for close-contact surface measurements.

Measurement of leaf traits including nitrogen concentration, phosphorus concentration, specific leaf area, and tensile strength in African woody species.