Source: https://www.researchgate.net/profile/J-Nizinski/publication/32977819_Estimation_du_flux_de_seve_du_kiwi_par_bilan_de_chaleur_en_conditions_semi-controlees_note_technique/links/56fae28108ae8239f6dad6dd/Estimation-du-flux-de-seve-du-kiwi-par-bilan-de-chaleur-en-conditions-semi-controlees-note-technique.pdf