TY - RPRT TI - Optimizing root measurements in rhizotrons AU - Ytting, N. K. AU - kirkegaard, j. AU - Thorup-Kristensen, K. PY - 2019 DO - 10.1101/587329 UR - https://www.biorxiv.org/content/10.1101/587329v1 ID - 10.1101/587329 ER -