Fig. 1From: Autumn fertilization of Quercus ilex ssp. ballota (Desf.) Samp. nursery seedlings: effects on morpho-physiology and field performanceVisual damage (VD) in relation to different doses of N applied, for each test temperature and measurement time. Different letters indicate significant differences (p < 0.05) between different doses of N and measurement time for each test temperatureBack to article page