TY - RPRT TI - PARbars: cheap, easy to build ceptometers for continuous measurement of light interception in plant canopies AU - Salter, W. T. AU - Merchant, A. M. AU - Gilbert, M. E. AU - Buckley, T. N. PY - 2018 DO - 10.1101/481218 UR - https://www.biorxiv.org/content/10.1101/481218v1 ID - 10.1101/481218 ER -