دراسة التفاعل بين بعض أصناف الحنطة مع الفطر Puccinia recondite Rob ex Desm المسبب لمرض صدأ الأوراق في العراق

الملخص EN

Host parasite interaction of 13 cultivars of aestivum and 5 cultivars of T.

durum and one cultivar of triticosecale with Puccinia recondita were studied for three successive seasons at Twaitha (Baghdad).

Artificial inoculation with uredial spore suspension of P.

recondila was conducted at heading stage.

Results revealed that Inia 66, Abo-Ghraib 1 and Nouri 70 were highly resistant to the causal agent, while Saber Beg, Horani and Sin-A1 Jamal were highly susceptible.

The other cultivars tested expressed different degrees of resistance and susceptibility.