P08A44E
| Denomination: | 'P08A44E' |
|---|---|
| Previously Proposed Denomination: | '5PTVZ65' |
| Synonym: | '5PTVZ65' |
| Botanical Name: | Glycine max |
| Applicant/Holder: |
Pioneer Hi-Bred International, Inc. 8305 NW, 62nd Avenue P.O. Box 7060 Johnston, Iowa 50131 United States of America |
| Breeder: |
Andrea Kalvig, Pioneer Hi-Bred International, Inc., Johnston, United States of America Don Kyle, Pioneer Hi-Bred International, Inc., Princeton, United States of America |
| Agent in Canada: |
Pioneer Hi-Bred Production Company 240, 115 Quarry Park Road SE Calgary, Alberta T2C 5G9 Canada Tel: 306-203-4895 |
| Application Date: | 2023-05-01 |
| Provisional Protection: | 2023-05-01 |
| Application Number: | 23-11314 |
Variety Description
Variety used for comparison: 'P09A53X'
Summary: When the cotyledons are completely open, the hypocotyl of ‘P08A44E' has a strong intensity of anthocyanin colouration whereas the hypocotyl of ‘P09A53X' has a weak intensity of anthocyanin colouration. When 95% of the pods are ripe, the pod of ‘P08A44E' is medium brown whereas that of ‘P09A53X' is light brown.
Description:
HYPOCOTYL: strong intensity of anthocyanin colouration
PLANT: indeterminate growth type, light tawny pubescence on middle third of main stem, begins flowering early to mid-season, matures early to mid-season
LEAF: rounded ovate lateral leaflet, medium green
FLOWER: violet
POD: medium brown
SEED: elongated, yellow ground colour of testa
HILUM: medium brown
Origin & Breeding History: ‘P08A44E' originated from a cross between two proprietary inbreds, conducted in 2020 at Johnston, Iowa. Between 2018 and 2021, seven generations were advanced across two locations: Johnston, Iowa; and Salinas, Puerto Rico. Selection criteria included yield, maturity, resistance to diseases and pests, and seed protein and oil content. ‘P08A44E' was selected at the F6 generation, and breeder seed production began in 2022.
Tests & Trials: The comparative trials for ‘P08A44E' were conducted in Thamesford, Ontario, during the 2023 and 2024 growing seasons. Trials were planted in a RCB design and consisted of 3 replicates for each variety. Plots consisted of 4 rows, 5 metres in length and a row spacing of 76 cm. The trial consisted of 1740 plants per variety.
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Soybean: 'P08A44E' (right) with reference variety 'P09A53X' (left)
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Soybean: 'P08A44E' (right) with reference variety 'P09A53X' (left)
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