1.
Sakr, Nachaat. 2015. Pl2 resistance gene differentiates the pathogenicity in four "Plasmopara halstedii" (sunflower downy mildew) races 304, 704, 314 and 714. Botanica Complutensis 39, 19–29. DOI:https://doi.org/10.5209/rev_BOCM.2015.v39.49130