|
VERY HIGH YEILD POTENTIAL |
|
Treated Trials |
Untreated Trials |
| GATSBY |
102 |
86 |
| Welford |
103 |
80 |
| Robigus |
103 |
85 | | Gatsby has a high treated yield potential and a very high untreated yield.
|
REGIONAL PERFORMANCE |
|
GATSBY |
Welford |
Robigus |
| North |
103 |
101 |
102 |
| Dry (East) |
101 |
103 |
104 |
| Wet (West) |
103 |
102 |
104 | |
|
ROTATIONAL POSITION |
|
GATSBY |
Welford |
Robigus |
| First Cereal |
102 |
103 |
105 |
Second or
more Cereal |
102 |
103 |
100 | |
|
SOIL TYPE |
|
GATSBY |
Welford |
Robigus |
| Light Soils |
102 |
101 |
104 |
| Heavy Soils |
102 |
104 |
103 | | Gatsby has yielded well in all areas of the UK.
|
STIFF STRAW |
|
GATSBY |
Welford |
Robigus |
| Straw Height (cm) Untreated |
89 |
78 |
87 |
| Resistance to lodging (no PGR) |
7 |
9 |
7 |
| Resistance to lodging (with PGR) |
9 |
9 |
8 |
| Ripening (days +/- Claire, + = Late) |
+2 |
+1 |
+1 | | Gatsby has medium length straw (similar to Robigus) and is very stiff with good lodging resistance when pgr treated.
It is later to ripen than Claire and Robigus. |
|
GRAIN QUALITY |
|
GATSBY |
Welford |
Robigus |
| NABIM Group |
4 |
4 |
3 |
| Endosperm texture |
Soft |
Hard |
Soft |
| Protein content (%) |
12.0 |
11.7 |
11.8 |
| Hagberg Falling Number |
229 |
258 |
198 |
| Specific weight (kg/hl) |
76.2 |
74.4 |
76.4 |
| Thousand Grain weight (gms) |
(42.8) |
43 |
45.7 |
| Zeleny Volume |
19.2 |
27.0 |
(26.9) |
| Chopin Alveograph W |
(80) |
69 |
104 |
| Chopin Alveograph P/L |
(0.4) |
1.1 |
0.3 | | () Limited Data
Gatsby is a nabim Group 4 variety with a soft endosperm and a good specific weight for the feed sector.
|
EXCELLENT DISEASE RESISTANCE |
|
GATSBY |
Welford |
Robigus |
| Mildew |
7 |
6 |
7 |
| Yellow Rust |
9 |
7 |
3 |
| Brown Rust |
8 |
6 |
9 |
| Septoria tritici |
7 |
5 |
6 |
| Eyespot |
5 |
8 |
4 | | Gatsby has excellent resistance to all the major foliar diseases with no weaknesses. It is one of only three varieties on the HGCA Recommended List to have a '7'
for Septoria tritici resistance.
|
ORANGE BLOSSOM MIDGE RESISTANT |
|
GATSBY |
Welford |
Robigus |
Wheat Orange
Blossom Midge |
Resistant |
Resistant |
Resistant | | Gatsby has proven genetic resistance to Wheat Orange Blossom Midge and was added to the 2006 HGCA Recommended List with a specific recommendation for this character.
|
SOWING DATES |
|
Gatsby has the attributes required for early sowing: stiff straw, very good Septoria resistance and slow primordia development. Its optimum sowing date is between early September and mid-October.
The latest safe sowing date for Gatsby is the end of January. | | |
