Septoria tritici

 






Bars: 1 µm for figures 3 and 8; 10 µm for figures 2, 4 and 5; 20 µm for figure 7.

1. P1 isolate. Monosporidial colony on PDA (0.8 X); 2. P1 isolate. Pseudomycelium with sprouting terminal cells; 3. P1 isolate. Sprouting terminal cells; 4. 19N isolate. Secondary budding cells and conidia; 5. 35M isolate. Monosporidial colony on PDA (0.8 X); 6. 35M isolate. Hyphae and shortly elliptical conidia; 7. LH5m isolate. Monosporidial colony on PDA (0.8 X); 8. LH5m isolate. Pseudomycelium with sprouting terminal cells.






Bars: 1 µm for figure 9; 2 µm for figures 13, 15 and 16;
10 µm for figures 11 and 16; 20 µm for figure 14.

9. LH5m isolate. Polyhedral sprouting terminal cells; 10. P3-4 isolate. Monosporidial colony on PDA (0.8 X); 11. P3-4 isolate. Mycellium hyphae and cylindrical conidia; 12. P3 isolate. Monosporidial yeast-like colony on PDA (0.8 X); 13. P3 isolate. Sprouting cylindrical cells; 14. Leaf cross section of LPI/Bb´S´cv, with pycnidium; 15. Pycnidium internal surface. Note spruting cells borderline; 16. P1 and LH5m isolates germinated on leaf wheat of Bobwhite ´S´ germplasm.




Photographs obtained from: CA Cordo, AE Perelló, HE Alippi, HO Arriaga. Morphocultural variants of Septoria tritici isolates.
Rev Iberoam Micol 1997; 14: 168-172.