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Tel 01233 720871   Fax 01233 721200
Email info at tdenneandsons dot co dot uk
Hanover Mill  Mersham  Ashford
Kent TN25 6NU

 

Seed Department

CPB Twyford W140 Winter Wheat UK YieldsAcrobat Winter Wheat

  • High treated and untreated yield
  • Excellent performance in East
  • Group 3 potential
  • Robust disease resistance
  • Consistent grain quality
  • Exceptional specific weight
  • OWBM resistance
Treated Yields by Region
  UK (%) East(%) West (%) North (%)
Acrobat 101.7 102.7 104.2 92.2
Malacca 95.0 94.6 94.8 96.4
Claire 99.0 99.3 99.8 96.1
Robigus 101.3 101.3 100.8 102.5
Einstein 102.0 102.5 102.4 99.4
Alchemy 102.7 102.3 102.2 105.6
Consort 93.8 96.0 89.2 93.8

Data Source: NL Trials 2 Year Analysis 2007

  • Consistent high yield in East and West
  • Significant yield improvement over existing Group 3 types
Straw Length & Height
  Lodging -PGR (%) Lodging +PGR (%) Height
Acrobat 0.4 0.5 86
Malacca 2.7 1.5 89
Claire 0.6 0.6 91
Robigus 0.8 2.1 90
Einstein 4.5 3.1 89
Alchemy 0.7 2.2 96
Consort 1.8 2.1 88

Data Source: NL Trials 2 Year Analysis 2007

  • Exceptional straw strength and short straw ensure excellent lodging score
Grain Quality
  Protein HFN Sp Weight
Acrobat 12.4 268 80.1
Malacca 12.1 363 76.1
Claire 12.0 288 77.6
Robigus 11.6 249 77.2
Einstein 12.3 280 78.3
Alchemy 11.4 273 77.5
Consort 11.8 265 76.0

Data Source: NL Trials 2 Year Analysis 2007

  • Good all round grain quality including exceptional specific weight scores
Disease NL
  Mildew Yellow Rust Brown Rust Septoria Tritici Eyespot
Acrobat 6.4 8.8 7.3 5.2 4.0
Malacca 6.2 8.4 6.1 4.6 4.5
Claire 3.6 8.6 5.2 5.7 5.8
Robigus 5.9 2.8 6.4 6.5 4.6
Einstein 6.0 6.3 5.2 5.1 5.6
Alchemy 7.3 8.5 4.0 6.4 6.1
Consort 5.8 6.6 3.2 3.6 5.8

Data Source: 2007 National List Disease Resistance Ratings

  • Robust and consistent resistant scores across all diseases

Viscount Winter Wheat

  • Highest yielding Group 3 in UK trials
  • Very high untreated yield
  • Resistant to Wheat Orange Blossom Midge
  • Excellent disease resistance profile
  • Good straw characters – short and stiff

The highest yielding potential Group 3 winter wheat in trials across the UK, Viscount is the next step in the soft milling market. Viscount also offers excellent agronomic characteristics and wheat orange blossom midge resistance.

Yield

The very high yield potential has been demonstrated in trials throughout the UK, from Scotland to the South coast. Trials conducted by BSPB, TAG and CPB Twyford have all shown the potential of Viscount. Additionally Viscount has a very high untreated yield.

2 Year NL Treated Yield

2 Year NL Treated Yield

4 Year NL Mean Treated Yield

4 Year NL Mean Treated Yield

CPB Twyford Treated Yield 2005-2007

CPB Twyford Treated Yield 2005-2007

In CPB Twyford trials, Viscount has consistently demonstrated a yield performance above current market standards. Additionally W136 appears to be stable over region and soil type.

TAG Yield 2007 - All Regions

TAG Yield 2007 - All Regions

Grain Quality

Viscount is a Group 3 soft milling wheat and has given good results in milling testing. Additionally, Viscount has demonstrated above average spirit yield in both years of testing and appears to be well suited for distilling. Viscount gives large, bright grain with good physical quality.

  Specific Weight (kg/hl) Protein (%) HFN
Viscount 77.5 11.2 242
Robigus 77.2 11.6 249

Data Source: NL Trials 2006-7

Disease Resistance

Viscount has a very good disease resistance profile. Very good Septoria Tritici resistance is complemented by strong Yellow Rust and excellent Mildew resistance. Brown Rust resistance is excellent and so far this season no Brown Rust infection has been identified in the field on Viscount.

  Mildew Yellow Rust Brown Rust Septoria Tritici Eyespot
Viscount 6 9 9 6 6
Robigus 6 3 6 7 5

Data Source: NL Trials 2006-7

PGR Treatments

Viscount has short stiff straw. However, with the potential to perform at such high levels a routine PGR application is recommended at GS 31.

Additional treatment may be advisable if yield potential is expected to be very high.

Agronomy

Viscount has moderate winter dormancy and is suited to sowing from mid September and can safely be sown to the end of January.

Viscount has moderate to good tillering ability and tiller retention.

Wheat Orange Blossom Midge

Viscount is resistant to Wheat Orange Blossom Midge and is unlikely to require specific treatment.