Reference
Ioana Salac, Silvia Haneklaus, Anja Gassner, Elke Bloem, Ewald Schnug (2004): Relation between Spatial Variability of Plant Physiological Parameters in Oilssed Rape and Infection with Leptosphaeria maculans. – Phyton, Annales Rei Botanicae, Horn – 44_2: 215 - 229.