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page<br />

27<br />

KWW47 YEAR 1<br />

Above average yielding biscuit <strong>wheat</strong><br />

in Canterbury, but below average in the<br />

southern North Island. KWW47 out yielded<br />

Claire by 8% in its last year of CPT1.<br />

Moderately resistant to leaf rust and septoria<br />

leaf blotch. Shows moderate susceptibility<br />

to some stripe rust pathotypes. A medium<br />

to tall variety with good straw strength.<br />

relatIVE YIelDS - 4 year adjusted mean<br />

(% of site mean yield)<br />

Bulls<br />

Methven<br />

Chertsey (Dryland)<br />

Chertsey (Irrigated)<br />

Wakanui<br />

Temuka<br />

St. Andrews<br />

Balfour<br />

Oreti<br />

IRRIGATION RESPONSE (Canterbury relative yield)<br />

Dryland sites (4 year) 103<br />

Irrigated sites (4 year) 103<br />

DISEASE RESISTANCE<br />

BYDV<br />

Septoria leaf blotch<br />

Stripe rust<br />

Leaf rust<br />

Powdery mildew<br />

Fusarium head blight<br />

FIELD CHARACTERISTICS<br />

Straw strength<br />

Crop height<br />

Maturity<br />

Sprouting risk<br />

Unknown<br />

Moderately resistant<br />

Moderately susceptible*<br />

Moderately resistant<br />

Unknown<br />

Unknown<br />

Stiff<br />

Medium-Tall<br />

Intermediate-Late<br />

Low-Moderate<br />

GRAIN QUALITY (4 year means) Sth Nth Is Canty Sthld<br />

TGW (g) 39 50 52<br />

Test weight (kg/hl) 61 70 74<br />

Protein (%) (N% x 5.7) 11.8 10.2 9.9<br />

Falling number (sec) 230 264 260<br />

Screenings (%) 3.9 1.4 2.3<br />

END USE<br />

BACKGROUND<br />

Breeder<br />

Agent<br />

92<br />

96<br />

98<br />

102<br />

101<br />

99<br />

102<br />

108<br />

112<br />

80 90 100 110 120<br />

Biscuit<br />

Nickerson International Research SNC<br />

PGG Wrightson Grain<br />

Note: Yields are relative to other feed/biscuit <strong>wheat</strong>s only.<br />

Scores followed by * indicate resistance is affected by pathotypes present (score is an average)

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