Torp, J. <br/><br/>
Powdery mildew resistance genes in 106 northwest european spring barley varieties Reprint from Den Kgl. Veterinær- og Landbohøjskole årsskrift 1978 

 - Copenhagen  The Royal Vet. and Agri. University  1978 
 - 75-102 
<br/><br/><label>Subjects--Index Terms: </label>Pathology PLANT DISEASES PATHOGENS RESISTANCE BARLEY