SW Benefit


Denomination: 'SW Benefit'
Botanical Name: Pisum sativum
Applicant/Holder: Lantmännen SW Seed AB
Onsjövägen 13
SE-268 81
Breeder: Lantmännen SW Seed AB, Svalöv, Sweden
Agent in Canada: Lantmännen SW Seed Ltd.
510 Blackthorn Crescent
Saskatoon, Saskatchewan
S7V 1A8
Tel: 306-955-9620
Application Date: 2005-04-21
Application Number: 05-4764
Grant of Rights Date: 2007-08-29
Certificate Number: 2896
Date rights surrendered: 2010-08-30

Variety Description

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

Summary: 'SW Benefit' has a shorter vine length than 'Carneval'. The stem of 'SW Benefit' has slightly more nodes than 'Majoret' and 'Carneval'. 'SW Benefit' flowers slightly earlier than 'Majoret' and 'Carneval'. The pod of 'SW Benefit' has a stronger degree of curvature than 'Carneval' but weaker than 'Majoret'. 'SW Benefit' has a pod with a blunt end while it is pointed in 'Majoret'. The cotyledon of 'SW Benefit' is yellow while it is green in 'Majoret'. 'SW Benefit' has a smaller seed size than 'Majoret'. 'SW Benefit' has better powdery mildew resistance than 'Majoret' and 'Carneval'.


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

STEM: short to medium vine length

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

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

POD: medium length and width, weak concave curvature, blunt distal part, green, parchment present, medium to high number of ovules, light green immature seeds
SEED: simple starch grain, yellow, 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 Benefit' whose experimental number is SW 985804, 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 Benefit' with reference varieties 'Majoret' and 'Carneval'

Number of nodes (including first flowering node) at harvest

  'SW Benefit' 'Majoret' 'Carneval'
mean 21.2 19.2 19.7
std. deviation 2.46 3.06 3.09

Click on image for larger view
SW Benefit
Pea: 'SW Benefit' (bottom) with reference variety 'Carneval' (top)

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