DIGITALNA ARHIVA ŠUMARSKOG LISTA
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| ŠUMARSKI LIST 7-8/2022 str. 37 <-- 37 --> PDF |
a camera (microK) and a software package for calibration and measurement (TopView) (Figure 1). Microscope slides were obtained by cutting the middle of the needle with a scalpel (about 100 µ thick) by hand. Images were taken in JPG format with an image size resolution of 2592 × 1944 pixels. Statistical analyses The mean values of morphometric needles traits (lenght, width and thickness) were evaluated by PROC MEANS procedure in SAS software. 3D scatterplot was used for the presentation of the morphological trait mean values in each population. Statistically significancant differences in the |