ISTABRAQ is an HGCA Recommended, soft endosperm, nabim Group 4 variety with good all-round disease resistance. It is suitable for many outlets and offers flexibility in marketing.
Istabraq has performed well when late sown, as a second cereal and is particularly suited to the north of the UK.
YIELD (% treated controls) | | | Treated Trials | Untreated Trials | | ISTABRAQ | 104 | 83 | | Consort | 98 | 70 | | | | |
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AGRONOMIC CHARACTERS | | | ISTABRAQ | Consort | | Resistance to Lodging with PGR | 7 | 8 | | Height (cm) | 95 | 86 | | Ripening (days+/- Claire) | +2 | +3 | | Resistance to Sprouting | 5 | 6 |
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| DISEASE RESISTANCE | | | ISTABRAQ | Consort | | Mildew | 5 | 6 | | Yellow Rust | 9 | 7 | | Brown Rust | 5 | 3 | | Septoria nodorum | (8) | 4 | | Septoria tritici | 5 | 4 | | Fusarium Ear Blight | 7 | 6 | | Eyespot | 7 | 5 |
GRAIN QUALITY | | | ISTABRAQ | Consort | | UK Distilling | Y | (Y) | | Endosperm Texture | Soft | Soft | | Protein Content (%) | 11.2 | 11.8 | | Hagberg Falling Number | 207 | 226 | | Specific Weight (kg/hl) | 78.2 | 76.8 | | 1000 Grain Weight (g) | 49.5 | 50.7 | | Chopin Alveograph - W | 73 | 112 | | Chopin Alveograph - P/L | 0.3 | 0.3 |
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(Y = suited to that market)
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The following is additional information for growers in Scotland & North of England, click on the button above to download the Technical & Marketing Guide for growers in Scotland and the North of England for full details. Istabraq is the highest yielding fully recommended winter wheat variety on the 2007 SAC Cereal Recommended List. Istabraq is very well adapted for the North of England and Scotland with straw length similar to Consort (Istabraq = 7, Consort = 8) but with much improved specific weight, Istabraq is the only variety on the SAC list which is rated Good for distilling.
HIGH YIELDING (% mean of treated controls)* |
| Treated Trials | Untreated Trials | | ISTABRAQ | 106 | 84 | | Consort | 100 | 79 | | Robigus | 102 | 84 |
| DISTILLING TRIALS 2004 - 2006 ** Spirit Yield (LA/T) Dry Weight | | ISTABRAQ | 449 | | Robigus | 442 | | Consort | 445 | | Riband | 450 |
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SWRI Comment - "Istabraq achieved above average in alcohol yield and well below average in residue viscosity on all 7 trial sites. Given its consistent high quality distilling performance over several years of trials, thoroughly deserves its 'good' rating".
Data from the HGCA Recommended Lists database, full data at www.hgca.com. On the 1-9 scales, high figures indicate that the variety shows the character to a high degree.
* Source: SAC
** Source: SWRI (LA/T = Litres of Alcohol per Tonne)
