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Ayami

Watermelon

Denomination: 'Ayami'
Botanical Name: Citrullus lanatus
Applicant/Holder: Nunhems B.V.
Napoleonsweg 152
Nunhem
6083 AB
Netherlands
Breeder: Alberto Sirizzoti, Nunhems B.V., Bolognese, Italy
Agent in Canada: Aventum IP Law LLP
104-555 Legget Drive, Tower A
Ottawa, Ontario
K2K 2X3
Canada
Tel: 613-232-5300 Ext 321
Application Date: 2022-08-23
Provisional Protection:: 2022-08-23
Application Number: 22-11063

Variety Description

Variety used for comparison: 'Gisella'

Summary: The fruit weight of 'Ayami' is very low to low while it is low for 'Gisella'. The fruit skin of 'Ayami' has a dark green ground colour while the fruit skin of 'Gisella' has medium green to dark green ground colour. The pistil scar on the fruit of 'Ayami' is a medium size while that for 'Gisella' is small to medium sized.

Description:

COTYLEDON: very small to small, medium elliptic, medium intensity of green

PLANT: diploid

LEAF BLADE: medium size, medium length to width ratio, greyish green on upper side, strong degree of lobing, medium degree of blistering, green veins

FLOWERING: Mid-season flowering for female flowers
FRUIT: very low to low weight, circular in longitudinal section, small to medium sized insertion of peduncle, absent or very shallow depression at basal part, rounded apex with absent or very shallow depression, medium sized pistil scar, absent or very weak degree of grooving, medium degree of waxy layer, thin pericarp
FRUIT SKIN: dark green ground colour, inconspicuous or very weakly conspicuous veining
FRUIT SKIN STRIPE: very narrow to narrow vein, very dark green, weak conspicuousness, sharp margin
FRUIT FLESH: dark red

SEED: medium number, very short to short, high length to width ratio, brown ground colour of testa, large area of overcolour in relation to ground colour, medium degree of patches at hilum

DISEASE REACTIONS: resistance to Fusarium oxysporum f. sp. niveum race 0 present; resistance to Colletotrichum orbiculare race 1 absent

Origin & Breeding History: 'Ayami' (experimental designation NUN 11602 WMW) originated from a single hybrid cross between proprietary parental lines conducted in the summer of 2015 in Italy. The new variety was initially selected for its fruit characteristics, yield potential and diseases resistance.

Tests & Trials: The detailed description of 'Ayami' is based on the UPOV Report of Technical Examination, reference number WTR371, purchased from the Naktuinbouw in Roelofarendsveen, Netherlands. The trials were conducted by the Naktuinbouw from 2020-2021.

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Ayami
Watermelon: 'Ayami' (left) with reference variety 'Gisella' (right)

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Ayami
Watermelon: 'Ayami' (left) with reference variety 'Gisella' (right)

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Ayami
Watermelon: 'Ayami' (left) with reference variety 'Gisella' (right)

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