SW Sergeant

Pea

Denomination: 'SW Sergeant'
Previously Proposed Denomination: 'SW A 6154'
Botanical Name: Pisum sativum
Applicant/Holder: Lantmännen SW Seed AB
Onsjövägen 13
SE-268 81
Svalöv
Sweden
Breeder: Lantmännen SW Seed AB, Svalöv, Sweden
Agent in Canada: Lantmännen SW Seed Ltd.
510 Blackthorn Crescent
Saskatoon, Saskatchewan
S7V 1A8
Canada
Tel: 306-955-9620
Application Date: 2004-06-17
Application Number: 04-4235
Grant of Rights Date: 2007-08-29
Certificate Number: 2899
Date rights surrendered: 2008-10-01

Variety Description

Varieties used for comparison: 'Nitouche' and 'Carneval'

Summary: 'SW Sergeant' has a slightly longer vine than 'Nitouche'. The pod of 'SW Sergeant' is longer than 'Nitouche'. 'SW Sergeant' has a green seed colour while it is yellow in 'Carneval'. 'SW Sergeant' has better powdery mildew resistance than 'Nitouche' and 'Carneval'.

Description:

PLANT: stem fasciation absent, green, no anthocyanin colouration, semi-leafless, flowers mid season, early maturity

STEM: long vine length

STIPULE: normal, absence of rabbit eared, green, waxy, medium size, medium flecking

FLOWERS: white, small to medium size, one to two per node

POD: medium to long length, medium width, very weak concave curvature, blunt distal part, green, parchment present, medium number of ovules, immature seeds light green
SEED: simple starch grain, green, round shape, smooth, small to medium size

AGRONOMY: strong lodging resistance, high yielding

QUALITY: average protein content

DISEASE: resistant to powdery mildew (Erysiphe polygoni)

Origin & Breeding History: 'SW Sergeant' whose experimental number is SW A 6154, was developed by Svalof Weibull AB, Svalov, Sweden. The original cross took place in 1997. A pedigree breeding method was used. The variety originates from a single plant selection in the F5 generation. Selection criteria included yield, semi-leafless trait, stalk stiffness, seed colour and early maturity.

Tests & Trials: Trials were conducted in the summers of 2004 and 2006 in Aberdeen, Saskatchewan. Plots consisted of 8 rows spaced 15 cm apart with a row length of 6 metres. There were 2 replicates arranged in a RCB design.


Comparison table for 'SW Sergeant' with reference varieties 'Nitouche' and 'Carneval'

Pod length (mm)

  'SW Sergeant' 'Nitouche' 'Carneval'
mean 73.3 68.0 72.0
std. deviation 5.63 7.67 4.44

Click on image for larger view
SW Sergeant
Pea: 'SW Sergeant' (bottom) with reference varieties 'Nitouche' (top) and 'Carneval' (centre)

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