biomasse (1) température (1) stress (1) espèce (1) comportement (1) saison (1) histoire (1) germination (1) variation génétique (1) sécheresse (1) froid (1) survie (1) altitude (1) Seedlings (1) Variation (1) History (1) Childhood and youth (1) Selection (1) Altitudes (1) Adaptation (1) Methods (1) Biomass (1) Rates (1) Temperature (1) Survival (1) Species (1) Senecio (1) Seedlings (1) Plasticity (1) Low temperatures (1)