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UKCPVS Diversification Scheme for Barley Powdery Mildew 2010
Use the tables below to determine the risk of powdery mildew spreading from one barley variety to another.
STEP 1: Choose your first variety from the table of varieties (e.g. NFC-Tipple). This variety is in DG1.
STEP 2: Choose the companion variety (e.g.Saffron). This variety is in DG10.
STEP 3: Look at the diversification table for DG1:DG10 The risk of powdery mildew spreading between these two varieties is low
| DG1 | DG3 | DG4 | DG10 | DG14 | DG0 |
| Benchmark (S) | Doyen (S) | Cocktail (S) | Boost (W) | Oxbridge (S) | Carat (W) |
| Concerto (S) | Saffron (W) | Cassata (W) | |||
| Cropton (S) | Sequel (W) | Colibri (W) | |||
| Decanter (S) | Flagon (W) | ||||
| Garner (S) | Pearl (W) | ||||
| NFC Tipple (S) | Retriever (W) | ||||
| Propino (S) | Volume (W) | ||||
| Publican (S) | Wintmalt (W) | ||||
| Quench (S) | Suzuka (W) | ||||
| Scout (S) | KWS Cassia (W) | ||||
| Sweeney (S) | Purdey (W) | ||||
| Waggon (S) | Winsome (W) | ||||
| Westminster (S) | |||||
| Forensic (S) | |||||
| Optic (S) |
(W) - Winter barley
(S) - Spring barley
|
Companion DG |
||||||
|
Chosen DG |
1 |
3 |
4 |
10 |
14 |
0 |
|
1 |
L |
L |
L |
L |
L |
L |
|
3 |
L |
H |
M |
M |
M |
H |
|
4 |
L |
M |
H |
M |
M |
H |
|
10 |
L |
M |
M |
H |
M |
H |
|
14 |
L |
M |
M |
M |
H |
H |
|
0 |
L |
H |
H |
H |
H |
H |