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Brassica napus var. napus
Synonyms: B. campestris napus; B. napus biennies; B. napus napus biennis

Common Name(s): Winter rape
Family: Brassicaceae
Growth Habit: Winter Annual
Invasiveness:
Growing Days: 280 to 340 (days)
Temperature:
Abs.Max=41° (C)    Opt.Max=25° (C)
Opt.Min=10° (C)    Abs.Min=5° (C)
Precipitation: 50 to 100 (cm.)
Winter Minimum: -20° (C)
Soil pH: 5.5 to 7.6
Soil Texture/Type: Medium to light textures
Soil Drainage: Well
Photoperiod Response:
Light Intensity: Bright to clear
Comments:
Winter annual. Does not endure ponding. Established plants endure winter best.
Diseases:
Phytothora, Sclerotinia, Rhizoctonia, Cercospora, Anthrachose, Powdery Mildew
Uses:
Fuel - industrial oil
Woodiness:

Climate:

Geographical Origin:
Only cultivated
 
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Last Modified: March 15, 2021
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