Parasexual Recombination between Two Fungul Isolates in Rice Cultivation | Chapter 9 | Emerging Issues in Agricultural Sciences Vol. 8

 This study look at the possibility of parasexual recombination with the blast fungus got from several host plants. If so, the parasexual recombination hypothesis for rice blast fungus would gain plenty traction. In order to realize this, crosses between the widely governing rice blast gelled waste (P. oryzae) and the crabgrass (Digitaria ciliaris) blast fungus (P. grisea) were constituted. Although the virulence of edible grain blast fungus can change, it does not have a sexual biological clock. It is conceivable that such a faulty fungus has a various method for bearing genetic variations. Recent comparative genomics searches have shown that parasexual recombination concede possibility have had a significant affect rice blast tumor evolution. In this experiment, the twofold immunization and punch methods of the rising agent were used to study the parasexualism of rice blast (Pyricularia oryzae) and crabgrass blast (Pyricularia grisea). A total of 520 isolates composed from the double inoculated lesions was bear hardship PCR-RFLP analysis of the ITS domain to identify subcultures of the inocu- lated edible grain blast isolates. As a result, four isolates from the three double inocu- lated lesions with SA13-1ME and TP106 were recognized as subcultures of TP106. To access the recombination genotypes, a total of 17 isolates from the three lesions was subjected to MAGGY-DNA dab analysis. However, recombinant DNA mark on finger patterns between TP106 and SA13-1ME were not discovered among the 17 isolates. Although TP022 was not cured from the double inoculated lesions, the event that TP106 was recovered from the double immunized lesion signifies that rice blast gelled waste can invade and colo- nized in blast lesion on crabgrass. The materialistic infection very quickly inoculated lesions noticed in this study conceivably provides new awareness into the life cycle of edible grain blast pathogen. An incredible manner of DNA exchange inside the conidial cell may be given by opportunistic contamination.

Author(s) Details:

M. A. Monsur,
Laboratory of Plant Pathology, Faculty of Agriculture, Saga University, Saga, Japan and Plant Pathology Division, Bangladesh Rice Research Institute, Gazipur, Bangladesh.

M. Kusaba,
Laboratory of Plant Pathology, Faculty of Agriculture, Saga University, Saga, Japan.

Please see the link here: https://stm.bookpi.org/EIAS-V8/article/view/12067