Study on grapevine die-back in Basrah southern Iraq | Grapevine dieback in Iraq: pathogens,classification,genitic,and histopathology
Mohanad Khalaf Mohammed Ameen (u. a.)
ISBN 10: 3659348511 ISBN 13: 9783659348518
Published by LAP LAMBERT Academic Publishing, 2013
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Study on grapevine die-back in Basrah southern Iraq | Grapevine dieback in Iraq: pathogens,classification,genitic,and histopathology | Mohanad Khalaf Mohammed Ameen (u. a.) | Taschenbuch | 52 S. | Englisch | 2013 | LAP LAMBERT Academic Publishing | EAN 9783659348518 | Verantwortliche Person für die EU: preigu GmbH & Co. KG, Lengericher Landstr. 19, 49078 Osnabrück, mail[at]preigu[dot]de | Anbieter: preigu. Seller Inventory # 106050480
Synopsis:
In Basrah,grapevines suffer from dieback.Lasiodiplodia theobromae and Neoscytalidium dimidiatum were isolated from diseased grapevinesVitis vinifera L.and identified based on morphological characteristics and DNA sequence data of the rDNA internal transcribed spacer (ITS)region . The results of the pathogenicity test conducted under greenhouse conditions for L.theobromae and N.dimidiatum revealed that both species were the causal agents of grapevines diebacks in Basrah, Southern Iraq.A brief description is provided for the isolated species.Histopathological changes of 2-years old grapevine cv.Abbassi inoculated with Lasiodiplodia theobromae(syn.Botryodiplodia theobromae)were studied. Samples were taken at 7 and 25 days after artificial inoculation.At 7 days,cross and longitudinal sections revealed the presence of disorganized cells,degenerated areas and vascular bundles.The intra–and intercellular invasion of the inoculated tissues by the fungus were evident with dark brown color.At 25days,the fungus caused necrosis in xylem parenchyma and xylem vessels,the hyphae colonized the tissues.Dark deposits appeared in vessels and other tissues as well as abundant production of ty.
About the Author: Dr. Mohanad Khalaf Mohammed Ameen Msc degree in entomopathogenic fungi in 1999from Basrah University, PhD degree in soil fungi in 2007 from Basrh University .He has worked in different projects of mycology field including phytopathology and biological control of many diseases and pest.
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Bibliographic Details
Title: Study on grapevine die-back in Basrah ...
Publisher: LAP LAMBERT Academic Publishing
Publication Date: 2013
Binding: Taschenbuch
Condition: Neu