Vine Nursery Pepinieres Du Comtat

Rootstocks' classification diagram

Characteristics and cultural skills of main rootstocks varieties
Rootstocks	IPC^*	TOLERANCE with			VIGOR	OBSERVATIONS
Rootstocks	IPC^*	Active Limestone	Humidity	Drought	VIGOR	OBSERVATIONS
196.17 C	5	6%	low	low	high	good adaptation with salty soils
Riparia Gloire	5	6%	good	low	low	Qualitative
101.14 MG	10	9%	average	average	average	running root system
44.53 M	10	10%	low	low	average	rarely used now
3309 C	10	11%	average	average	average	qualitative
Gravesac	20	12%	average	average	average	INRA creation
Rupestris du Lot	20	14%	average	average	very high	plunging root system
R 99	30	17%	average	average	high	rarely used now
R 110	30	17%	average	average	average	susceptible to chlorosis with Syrah
1103 P	30	17%	average	average	very high	good adaptation with salty soils
SO4	30	20%	good	good	good	good adaptation with wet soils
5 BB	40	20%	good	good	good	good adaptation with wet soils
RSB1	40	20%	average	average	good	similar to SO4
420 A	40	20%	good	good	low	good adaptation with wet and limestone soils
161.49 C	50	25%	low	low	average	susceptible to Thyllosis in dry soils
Ru 140	90	30%	average	average	high	not recommended in rich and wet soils
41 B	60	40%	low	low	average	delay the maturity
Fercal	120	40%	average	average	average	INRA creation

^*Index of Power Chlorosis