Fig. 2From: Transpiration of silver Fir (Abies alba mill.) during and after drought in relation to soil properties in a Mediterranean mountain areaHealth status in the three classes of soil resistivity (total number of trees, 95). Black areas correspond to dead trees, gray areas to declining trees, and white areas to healthy trees. The difference between class 1 and the two others is significant (χ 2 test, p < 0.05)Back to article page