Table grape rootstocks in South Africa
KEY
BEST GROUP INTERMEDIATE GROUP WEAKEST GROUP
Position 7
Position 8
Position 9
Position 10
Position 11
Position 12
Position 13
Position 14
Position 15
Position 16
Position 17
Position 18
US 28 101-14 Mgt R 99
Ramsey R 110
Jacquez 333 EM US 41
Ru 140 Riparia G.
161-49 C 44-53 M R 99 Ru 140 161-49 C R 99
Jacquez 333 EM R 110
101-14 Mgt P 1103 Riparia G. 3309 C
333 EM Dog Ridge Jacquez 3309 C Riparia G. P 1103 R 110
44-53 M US 41 Ru 140 R 110 Freedom US 2-1
333 EM 3309 C 101-14 Mgt SO4
P 1103 Jacquez 161-49 C Riparia G.
R 99
161-49 C US 28 333 EM 44-53 M Jacquez 3309 C Riparia G.
Ru 140 P 1103 R 110
R 99
Freedom P 1103 US 8-7
101-14 Mgt Harmony
P 1103 SO4
101-14 Mgt Harmony US 8-7
161-49 C R 110
US 17
Ramsey 101-14 Mgt Dog Ridge Freedom 143 B Mgt Jacquez US 41
US 28 Harmony
R 110 143 B Mgt P 1103
R 99 Ru 140 143 B Mgt P 1103 143 B Mgt R 99
R 110 143 B Mgt Dog Ridge R 99
Scion and roostock combinations are arranged in descending order. Student’s t-test at a 5% level of significance was used to place treatment averages for rootstocks into 3 groups, namely the best, intermediate and weakest. To distinguish between the three groups, color codes are used.
Tafeldruifonderstokke in Suid-Afrika 65
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