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noms dans le fil d’Ariane
Image de Douglas glauque
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Douglas Glauque

Pseudotsuga menziesii var. glauca (Beissn.) Franco

fire resistance
tout afficher active growth period allelopathic effect anaerobic soil tolerance are eaten by are host of bloom period browse animal palatability calcareous soil tolerance carbon biomass carbon-to-nitrogen ratio cellularity commercial availability drought tolerance fire resistance fire tolerance flower color foliage porosity summer foliage porosity winter foliage texture frost free days fruit or seed color fruit shape fruit type fruit/seed abundance fruit/seed persistence fuelwood suitability geographic distribution germination requirements grain type grass growth type graze animal palatability growth rate habitat hedge tolerance horticulture human/livestock toxicity leaf arrangement leaf color leaf shape leaf sheddability life cycle habit life span livestock bloat potential low temperature tolerance male cone type moisture use native range includes plant growth form plant height plant propagation method planthabit planting density precipitation tolerance primary growth form primary macronutrient requirements produces resprout ability after clipping salt tolerance seed period begin seed period end seed spread rate seedling survival seeds per pound sexual system shade tolerance shape shedability soil composition soil depth soil ph soil requirements trophic guild type specimen repository vegetative spread rate
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