GRAHAM was newly added to the AHDB Recommended List in 2016 and is a very high yielding, hard milling feed winter wheat variety. GRAHAM is a variety with a very strong overall disease profile, providing good resistance to both yellow rust and Septoria tritici. In fact it has a whopping score from AHDB of an 8 for Septoria! GRAHAM is also an early maturing variety; its agronomic and disease profile makes it a perfect variety to help you manage your risk.
Variety summary
End-use group: Hard Group 4
Market options: Livestock feed
Soil preference: Suitable for all soil types
Regional positioning: Performs well in all regions, particularly the West
Parentage: Premio x Expert
Downloads
Breeding insights
"Since we started growing GRAHAM we’ve forgotten what disease pressure is. We’ve not had the panics in the season that we used to have – with our agronomist telling us we suddenly had to spray. It’s been a lot easier to grow."
- William Runciman
Variety overview
We've compared a few varieties on the AHDB Recommended List 2017/18 and shared some key statistics we think you'll be interested in. Download the variety sheet for some more in depth information you can carry with you everywhere.
Agronomic features
|
|
Resistance to lodging without PGR (1-9) |
Resistance to lodging with PGR (1-9) |
Straw height without PGR (cm) |
Ripening (days +/- JB Diego, -ve = earlier) |
|---|---|---|---|---|
|
Graham |
7 |
8 |
86 |
-1 |
|
KWS Santiago |
7 |
7 |
86 |
+1 |
|
JB Diego |
7 |
8 |
88 |
0 |
[ ] = limited data
Yield
|
|
Untreated Yield* |
Treated Yield* |
Eastern Yield* |
Western Yield* |
Northern Yield* |
|---|---|---|---|---|---|
|
Graham |
88 |
104 |
103 |
106 |
100 |
|
KWS Santiagio |
69 |
103 |
104 |
102 |
104 |
|
JB Diego |
77 |
100 |
100 |
101 |
100 |
* % treated control (UK = 10.7 t/ha, East = 10.8 t/ha, West = 10.7 t/ha, North = 9.9 t/ha)
Grain quality
|
|
Endosperm texture |
Protein content (%) |
Hagberg Falling Numer |
Specific Weight (kg/hl) |
|---|---|---|---|---|
|
Graham |
Hard |
11.1 |
275 |
76.1 |
|
KWS Santiago |
Hard |
11.1 |
168 |
75.1 |
|
JB Diego |
Hard |
11.2 |
309 |
77.4 |
Disease profile
|
|
Mildew (1-9) |
Yellow rust (1-9) |
Brown rust (1-9) |
Septoria tritici (1-9) |
Eyespot |
|---|---|---|---|---|---|
|
Graham |
8 |
8 |
5 |
6.7 |
4 |
|
KWS Santiago |
5 |
6 |
5 |
4.3 |
4 |
|
JB Diego |
6 |
5 |
6 |
5.2 |
5 |
[ ] = limited data
GRAHAM Image 1
