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Morphological and molecular identification of root-knot nematodes infecting pomegranate in Assiut Governorate, Egypt

Research Abstract
Root-knot nematodes are the most plant parasitic nematodes causing serious damage in pomegranate. Accurate identification of Meloidogyne species is of great importance for effective management of root-knot nematodes. Morphological identification of Meloidogyne spp. has been long and extensively used. However, molecular diagnostics was reported as a replacement or a complement method. Examination of the perineal patterns of the female was typically identified the nematode isolates as M. javanica which was dominant in all five pomegranate samples. For further confirmation of identification, a polymerase chain reaction (PCR)-based assay with two species-specific sequence characterized amplified regions (SCAR) primer sets was performed. The Fjav/Rjav and MJ-F/MJ-R primers efficiently amplified SCAR markers of 670 and 517 bp, respectively, which were previously reported for M. javanica. These results support that SCAR markers are a powerful tool for rapid and effective detection and could be used as a complementary tool together with the morphological identification of root-knot nematodes.
Research Authors
El-Qurashi M.A., El-Zawahry A.M.I., Abd-El-Moneen K.M.H. and Hassan M.I.
Research Department
Research Journal
Journal of Phytopathology and Pest management
Research Pages
30-37
Research Publisher
NULL
Research Rank
1
Research Vol
4(2)
Research Website
http://ppmj.net/index.php/ppmj/article/view/111/4.2.4
Research Year
2017

Morphological and molecular identification of root-knot nematodes infecting pomegranate in Assiut Governorate, Egypt

Research Abstract
Root-knot nematodes are the most plant parasitic nematodes causing serious damage in pomegranate. Accurate identification of Meloidogyne species is of great importance for effective management of root-knot nematodes. Morphological identification of Meloidogyne spp. has been long and extensively used. However, molecular diagnostics was reported as a replacement or a complement method. Examination of the perineal patterns of the female was typically identified the nematode isolates as M. javanica which was dominant in all five pomegranate samples. For further confirmation of identification, a polymerase chain reaction (PCR)-based assay with two species-specific sequence characterized amplified regions (SCAR) primer sets was performed. The Fjav/Rjav and MJ-F/MJ-R primers efficiently amplified SCAR markers of 670 and 517 bp, respectively, which were previously reported for M. javanica. These results support that SCAR markers are a powerful tool for rapid and effective detection and could be used as a complementary tool together with the morphological identification of root-knot nematodes.
Research Authors
El-Qurashi M.A., El-Zawahry A.M.I., Abd-El-Moneen K.M.H. and Hassan M.I.
Research Department
Research Journal
Journal of Phytopathology and Pest management
Research Pages
30-37
Research Publisher
NULL
Research Rank
1
Research Vol
4(2)
Research Website
http://ppmj.net/index.php/ppmj/article/view/111/4.2.4
Research Year
2017

Morphological and molecular identification of root-knot nematodes infecting pomegranate in Assiut Governorate, Egypt

Research Abstract
Root-knot nematodes are the most plant parasitic nematodes causing serious damage in pomegranate. Accurate identification of Meloidogyne species is of great importance for effective management of root-knot nematodes. Morphological identification of Meloidogyne spp. has been long and extensively used. However, molecular diagnostics was reported as a replacement or a complement method. Examination of the perineal patterns of the female was typically identified the nematode isolates as M. javanica which was dominant in all five pomegranate samples. For further confirmation of identification, a polymerase chain reaction (PCR)-based assay with two species-specific sequence characterized amplified regions (SCAR) primer sets was performed. The Fjav/Rjav and MJ-F/MJ-R primers efficiently amplified SCAR markers of 670 and 517 bp, respectively, which were previously reported for M. javanica. These results support that SCAR markers are a powerful tool for rapid and effective detection and could be used as a complementary tool together with the morphological identification of root-knot nematodes.
Research Authors
El-Qurashi M.A., El-Zawahry A.M.I., Abd-El-Moneen K.M.H. and Hassan M.I.
Research Department
Research Journal
Journal of Phytopathology and Pest management
Research Pages
30-37
Research Publisher
NULL
Research Rank
1
Research Vol
4(2)
Research Website
http://ppmj.net/index.php/ppmj/article/view/111/4.2.4
Research Year
2017

Morphological and molecular identification of root-knot nematodes infecting pomegranate in Assiut Governorate, Egypt

Research Abstract
Root-knot nematodes are the most plant parasitic nematodes causing serious damage in pomegranate. Accurate identification of Meloidogyne species is of great importance for effective management of root-knot nematodes. Morphological identification of Meloidogyne spp. has been long and extensively used. However, molecular diagnostics was reported as a replacement or a complement method. Examination of the perineal patterns of the female was typically identified the nematode isolates as M. javanica which was dominant in all five pomegranate samples. For further confirmation of identification, a polymerase chain reaction (PCR)-based assay with two species-specific sequence characterized amplified regions (SCAR) primer sets was performed. The Fjav/Rjav and MJ-F/MJ-R primers efficiently amplified SCAR markers of 670 and 517 bp, respectively, which were previously reported for M. javanica. These results support that SCAR markers are a powerful tool for rapid and effective detection and could be used as a complementary tool together with the morphological identification of root-knot nematodes.
Research Authors
El-Qurashi M.A., El-Zawahry A.M.I., Abd-El-Moneen K.M.H. and Hassan M.I.
Research Department
Research Journal
Journal of Phytopathology and Pest management
Research Pages
30-37
Research Publisher
NULL
Research Rank
1
Research Vol
4(2)
Research Website
http://ppmj.net/index.php/ppmj/article/view/111/4.2.4
Research Year
2017

Efficiency of single trait selection for improving yield and earliness in variatal mantenence of Giza 90 Egyption cotton

Research Abstract
NULL
Research Authors
mahdy, E.E.Y.I.M. El-Hebbeeny. A.H. Abdel-Azzem and Y.M.Y.El-Kady
Research Department
Research Journal
Assiut J. Agric.Sci.
Research Pages
28-44.
Research Publisher
Assiut j.Agric.Sci.
Research Rank
2
Research Vol
48(1-1):28-44.
Research Website
Assiut Univ. Assiut ,Egypt
Research Year
2017

Efficiency of single trait selection for improving yield and earliness in variatal mantenence of Giza 90 Egyption cotton

Research Abstract
NULL
Research Authors
mahdy, E.E.Y.I.M. El-Hebbeeny. A.H. Abdel-Azzem and Y.M.Y.El-Kady
Research Department
Research Journal
Assiut J. Agric.Sci.
Research Pages
28-44.
Research Publisher
Assiut j.Agric.Sci.
Research Rank
2
Research Vol
48(1-1):28-44.
Research Website
Assiut Univ. Assiut ,Egypt
Research Year
2017

Efficiency of single and multiple traits selection for yield and its components in varietal maintenence og Giza 90 Egyption cotton variety

Research Abstract
NULL
Research Authors
Mahdy,E.E.,A.A.Ismail, H. Mahrous, S.F. Abo-Elwafa and N. ibrahim
Research Department
Research Journal
Assiut j.agric.Sci.48(1-1):45-58
Research Pages
45-58
Research Publisher
Assiut j.agric.Sci.
Research Rank
2
Research Vol
48(1-1):45-58
Research Website
Assiut Univ. Assiut ,Egypt
Research Year
2017

Efficiency of single and multiple traits selection for yield and its components in varietal maintenence og Giza 90 Egyption cotton variety

Research Abstract
NULL
Research Authors
Mahdy,E.E.,A.A.Ismail, H. Mahrous, S.F. Abo-Elwafa and N. ibrahim
Research Department
Research Journal
Assiut j.agric.Sci.48(1-1):45-58
Research Member
Abdel-Azim Ahmed Ismail Soltan
Research Pages
45-58
Research Publisher
Assiut j.agric.Sci.
Research Rank
2
Research Vol
48(1-1):45-58
Research Website
Assiut Univ. Assiut ,Egypt
Research Year
2017

Efficiency of single and multiple traits selection for yield and its components in varietal maintenence og Giza 90 Egyption cotton variety

Research Abstract
NULL
Research Authors
Mahdy,E.E.,A.A.Ismail, H. Mahrous, S.F. Abo-Elwafa and N. ibrahim
Research Department
Research Journal
Assiut j.agric.Sci.48(1-1):45-58
Research Pages
45-58
Research Publisher
Assiut j.agric.Sci.
Research Rank
2
Research Vol
48(1-1):45-58
Research Website
Assiut Univ. Assiut ,Egypt
Research Year
2017

A study of phenotypic and genotypic correlations and path analysis of seed cotton yield components in Egyption cotton varieties

Research Abstract
NULL
Research Authors
Mahdy, E,E,,A.Abo Elwafa,G.H.Abdel- Zaher,M.A. Sayed and M.G. Hosein
Research Department
Research Journal
Assiut J,Agric. Sci.48(3):54-66
Research Pages
54-66
Research Publisher
Assiut J,Agric. Sci.
Research Rank
2
Research Vol
48(3):54-66
Research Website
Assiut Univ. Assiut ,Egypt
Research Year
2017
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