P22A67E
| Denomination: | 'P22A67E' |
|---|---|
| Previously Proposed Denomination: | '5PGPZ13' |
| Synonym: | '5PGPZ13' |
| 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 Brian Carden, 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: | 23-11303 |
Variety Description
Variety used for comparison: ‘P21A28X'
Summary: When the cotyledons are completely open, the hypocotyl of ‘P22A67E' has no anthocyanin colouration whereas the hypocotyl of ‘P21A28X' has anthocyanin colouration. When 50% of the flowers are open, the flowers of ‘P22A67E' are white whereas those of ‘P21A28X' are violet. The plants of ‘P22A67E' mature later than the plants of ‘P21A28X'.
Description:
HYPOCOTYL: anthocyanin colouration absent
PLANT: indeterminate growth type, light tawny pubescence on middle third of main stem, begins flowering mid to late season,
matures mid to late season
LEAF: rounded ovate lateral leaflet, medium green
FLOWER: white
POD: medium brown
SEED: elongated, yellow ground colour of testa
HILUM: black
Origin & Breeding History: ‘P22A67E' originated from a cross between two proprietary inbreds, conducted in 2018 at Johnston, Iowa. Between 2019 and 2021, six generations were advanced across three locations: Johnston, Iowa; Princeton, Illinois; and Salinas, Puerto Rico. Selection criteria included yield, maturity, resistance to diseases and pests, and seed protein and oil content. ‘P22A67E' was selected at the F6 generation, and breeder seed production began in 2022.
Tests & Trials: The comparative trials for ‘P22A67E' were conducted in Kent County, 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.
Comparison table for 'P22A67E' with reference variety ‘P21A28X'
Number of days to maturity (from planting to maturity)
| 'P22A67E' | ‘P21A28X' | |
|---|---|---|
| 2023 | 138 | 134 |
| 2024 | 138 | 134 |
Click on image for larger view
Soybean: ‘P22A67E' (right) with reference variety 'P21A28X' (left)
Click on image for larger view
Soybean: ‘P22A67E' (right) with reference variety 'P21A28X' (left)
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