By Bernard Tivoli, Alain Baranger, Fred J. Muehlbauer, B.M. Cooke
Ascochyta blights constantly have an effect on huge components of grain legume construction (pea, lentil, chickpea and faba bean) in all nations the place they're cultivated. those illnesses are in a position to inflicting huge yield losses lower than conducive environmental stipulations. This ebook considers the state-of-the-art by means of taking a comparative procedure of Ascochyta blight illnesses of cool season foodstuff and feed legumes. themes thought of are pathogen range, legume genetics and breeding, and built-in illness management.
Reprinted from European magazine of Plant Pathology, quantity 119, No. 1, 2007
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Extra info for Ascochyta blights of grain legumes
1998; Chen et al. 2004; Chongo et al. 2004). However, the lack of universal differential host plants for isolate characterization and the use of different screening techniques or conditions, as well as the absence of a consensus as to whether the variability of A. rabiei is due to race or aggressiveness of a single race, make it difficult to distinguish different resistance genes using different pathogen isolates. Furthermore, reaction of different genotypes with potentially different genes for resistance to ascochyta blight often results in similar phenotypes.
Rabiei isolates originating from northwestern United States. Several other accessions of different origins with reported resistance to ascochyta blight included: ILC72, ILC195, ILC200, ILC482, ILC3279 and ILC6482 (Reddy and Singh 1992; Singh et al. 1992; 1993). Most breeding programmes worldwide have relied heavily on two kabuli genotypes, ILC72 and ILC3279, as sources for ascochyta blight resistance (Crino 1990; Muehlbauer et al. 1998, 2004; Muehlbauer and Kaiser 2002; Millan et al. 2003; Rubio et al.
Euphytica, 132, 23–30. Ratnaparkhe, M. , Santra, D. , & Muehlbauer, F. J. (1998a) Inheritance of inter-simplesequence-repeat polymorphisms and linkage with a fusarium wilt resistance gene in chickpea. Theoretical and Applied Genetics, 96, 348–353. Ratnaparkhe, M. , & Muehlbauer, F. J. (1998b). Intersimple-sequence-repeat (ISSR) polymorphisms are useful for finding markers associated with disease resistance gene clusters. Theoretical and Applied Genetics, 97, 515–519. , Moreno, M. , & Gil, J. (2003).
Ascochyta blights of grain legumes by Bernard Tivoli, Alain Baranger, Fred J. Muehlbauer, B.M. Cooke