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Brassica napus var. napus Synonyms: B. campestris napus; B. napus biennies; B. napus napus biennisCommon Name(s): Winter rape Family: Brassicaceae Growth Habit: Winter Annual Invasiveness: Growing Days: 280 to 340 (days) Temperature:
Abs.Max=106° (F) | Opt.Max=77° (F) | Opt.Min=50° (F) | Abs.Min=41° (F) | Precipitation: 20 to 39 (in.) Winter Minimum: -4° (F) 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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