The hypersensitive reaction in incompatible wheat-rust interactions is characterized by an increase in lipoxygenase activity detectable as early as 28 h after penetration o f the pathogen. In contrast, lipoxygenase activity in the compatible interaction did not increase until the onset of sporulation. Lipoxygenase activity also increased following treatment o f wheat leaves with an elicitor fra...

El desarrollo de variedades trigo (Triticum aestivum L.) debe considerar, además alta capacidad rendimiento, otros caracteres importantes como la resistencia genética a enfermedades. objetivo este trabajo fue evaluar en harinero planta adulta roya lineal (Puccinia striiformis f. sp tritici Wensted.) y hoja recondita Rob. Ex. Desm. sp. tritici), familias F5 provenientes siete ciclos selección re...

Quercus persica and Pistacia mutica are two known and prevalent forest trees of Baneh and Marivan from Kurdistan province (W Iran). Thirty-five fungal isolates were obtained from 50 bark samples of Q. persica collected in Sept. and Mar. 2010–11. The aim of this study was to identify fungi associated with oak trees of Kurdistan province. Based on morphological features and authentic keys (Ellis ...