Martinez, E.M., Cancela, J.J., Cuesta, T.S. and Neira, X.X. 1. Review. Use of psychrometers in field measurements of plant material: accuracy and handling difficulties. Spanish Journal of Agricultural Research. 9, 1 (1), 313-328. DOI:https://doi.org/10.5424/sjar/20110901-295-10.