420A Millardet et de Grasset is a V. berlandieri x V. riparia hybrid used as a rootstock. It is said to suit varieties whose fruit set is poor.
Other V. berlandieri x V. riparia rootstocks: 161-49 Couderc. | 5 BB Kober. | 5 C Teleki. | SO4.
420A Millardet et de Grasset is a V. berlandieri x V. riparia hybrid used as a rootstock. It is said to suit varieties whose fruit set is poor.
Other V. berlandieri x V. riparia rootstocks: 161-49 Couderc. | 5 BB Kober. | 5 C Teleki. | SO4.