Zeist AR, Tomazetti TC, Rossarolla MD, Alberto CM, Giacobbo CL, Welter LJ. Plastochron index of ’Cabernet Sauvignon’ and ’Chardonnay’ grapevines in Fronteira Oeste, in the state of Rio Grande do Sul, Brazil. PAB. 2017;52(4):244-251. doi:10.1590/S1678-3921.pab2017.v52.24821