Site and Methodology Photos

Canopy Reflectance at the Oklahoma ARM-CART Research Site

Updated March 22, 2004

Site & Methodology Photos of Canopy Bidirectonal Reflectance and Related Field Measurements in Native Tallgrass Prairie and Wheat Ecosystems in Oklahoma

Wheat Site (May 29, 1998)


Looking East toward the Flux Site	Looking East

Path to Canopy Reflectance Plot	Looking west toward APAR measurements

Tall Grass Site (September 3, 1998)


Looking East	Looking West

Canopy Reflectance Methodology

View Zenith Angle = 75^o View Zenith Angle = 45^o View Zenith Angle= 0^o

Reference Panel Sky Photos Diffuse Incoming Radiation

Bidirectional Footprint

Leaf Optical Measurements

Radiometer attached to Integrating Sphere Sample in Integrating Sphere Port

APAR Measurements

Incoming and Reflected PAR Canopy Transmitted & Soil Reflected PAR

Broadband Reflectance Factor Measurements at Tall Grass Prairie

Incoming and Outgoing Exotech Radiometers with MSS Filters (0.5-0.6, 0.6-0.7, 0.7-0.8, 0.8-1.1 mm)

Return to Canopy Reflectance Information Page

created by Mark A. Mesarch
Copyrighted 1998

Information contacts:
Dr. Elizabeth Walter-Shea: ewalter-shea1@unl.edu or 402-472-1553 or 402-472-3679
Mr. Mark A. Mesarch: mmesarch1@unl.edu or 402-472-5904

School of Natural Resource Sciences; University of Nebraska-Lincoln
246 LW Chase Hall
Lincoln, NE 68583-0728