Sources of resistance to Pseudocercospora fijiensis, the cause of black Sigatoka in banana

TitleSources of resistance to Pseudocercospora fijiensis, the cause of black Sigatoka in banana
Publication TypeJournal Article
Year of Publication2021
AuthorsKimunye J, Were E, Swennen R, Viljoen A, Mahuku G
JournalPlant Pathology
Abstract

Black Sigatoka, caused by Pseudocercospora fijiensis, is one of the most devastating diseases of banana. In commercial banana-growing systems, black Sigatoka is primarily managed by fungicides. This mode of disease management is not feasible for resource-limited smallholder farmers. Therefore, bananas resistant to P. fijiensis provide a practical solution for managing the disease, especially under smallholder farming systems. Most banana and plantain hybrids with resistance to P. fijiensis were developed using few sources of resistance, which include Calcutta 4 and Pisang Lilin. To broaden the pool of resistance sources to P. fijiensis, 95 banana accessions were evaluated under field conditions in Sendusu, Uganda. Eleven accessions were resistant to P. fijiensis. Black Sigatoka symptoms did not progress past Stage 2 (narrow brown streaks) in the diploid accessions Pahang (AA), Pisang KRA (AA), Malaccensis 0074 (AA), Long Tavoy (AA), M.A. Truncata (AA), Tani (BB), and Balbisiana (BB), a response similar to the resistant control Calcutta 4. These accessions are potential sources of P. fijiensis resistance and banana breeding programmes can use them to broaden the genetic base for resistance to P. fijiensis.

DOI10.1111/ppa.13408
Showing 32 of 72 accessions
Accession Name Pictures Accession number Species / Group SubSpecies / SubGroup Origin Collection Available for distribution
Kikundi ITC1224 AAA subgr. Mutika/Lujugira Tanzania ITC
Kokopo ITC1243 AA Unknown Papua New Guinea ITC
Musa acuminata ssp. banksii ITC0897 acuminata subsp. banksii Papua New Guinea ITC
Zebrina ITC1139 acuminata subsp. zebrina Unknown ITC
Merik ITC0946 AAA Unknown Papua New Guinea ITC
Pagatau ITC0595 AAA Unknown Papua New Guinea ITC
Kuspaka ITC0840 AA Unknown Papua New Guinea ITC
I.C. 2 ITC0019 AAAA Unknown Jamaica ITC
Yalim ITC0837 AA Unknown Papua New Guinea ITC
Bagul ITC0814 AAA Unknown Papua New Guinea ITC
Mbwazirume ITC0084 AAA subgr. Mutika/Lujugira Burundi ITC
Buitenzorg ITC1178 acuminata subsp. zebrina Unknown ITC
Kluai Namwa Khom ITC0526 ABB subgr. Pisang Awak Unknown ITC
Gunih ITC1000 AA Unknown Papua New Guinea ITC
Galeo ITC0259 AA Unknown Papua New Guinea ITC
Wambo ITC0944 AA Unknown Papua New Guinea ITC
Duningi ITC0947 AAB Unknown Papua New Guinea ITC
Paji
ITC1305 AAA Unknown Tanzania ITC
Bluggoe
ITC0010 ABB subgr. Bluggoe Nigeria ITC
Pisang Kra
ITC1345 acuminata subsp. malaccensis Malaysia ITC
Malaccensis
ITC0074 acuminata subsp. malaccensis Unknown ITC
Kahuti
ITC1468 AA subgr. Mshare Tanzania ITC
Mlelembo
ITC1544 AA subgr. Mshare Tanzania ITC
Mshare
ITC1594 AA subgr. Mshare Tanzania ITC
Kitarasa
ITC1451 AAA subgr. Mutika/Lujugira Tanzania ITC
Ilalyi red
ITC1458 AAA subgr. Mutika/Lujugira Tanzania ITC
Mlema
ITC1459 AAA subgr. Mutika/Lujugira Tanzania ITC
Ntindii I
ITC1464 AAA subgr. Mutika/Lujugira Tanzania ITC
Ibwi
ITC1465 AAA subgr. Mutika/Lujugira Tanzania ITC
Gia Hui
ITC1143 ABB subgr. Pisang Awak Unknown ITC
Saba
ITC0116 ABB subgr. Saba Unknown ITC
Monyet
ITC1179 acuminata subsp. zebrina Indonesia ITC

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