Patricio Parodi P.1

The presence of new physiologic races of Puccinia striiformmis West.. stripe rust. virulent on a group of important wheat commercial varieties, has significantly deteriorated the yields of these varieties. It is adviced to replace them for other varieties which have genetic resistance to the pathogen.

1 Ingeniero Agrónomo M. S., Proyecto Trigo. Estación Experimental La Platina, Instituto de Investigaciones Agropecuarias.