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Curation of the UK Apple Collection Emma-Jane Lamont Imperial College.

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Presentation on theme: "Curation of the UK Apple Collection Emma-Jane Lamont Imperial College."— Presentation transcript:

1 Curation of the UK Apple Collection Emma-Jane Lamont Imperial College

2 Germplasm conserved in a field genebank Two trees per variety Grafted onto dwarfing M9 rootstock Repropagated every years approx

3 Early History First aim: standardisation of nomenclature Catalogue published 1826 Contained 1201 apple scions and 4 rootstocks Located at the Horticultural Society Gardens, London

4 Development, 19th Century Synonymous varieties were discarded Inferior varieties were discarded Collection was replanted in 1858 Reduced to 600 varieties at that time Blenheim Orange

5 Development, 20th Century New varieties added, particularly through association with trials & PVR Current contents: –2017 culinary/dessert –101 cider –78 ornamentals –15 rootstock Fiesta/Red Pippin

6 Data Management Aim to verify 95% of collection Link accessions to available data –publications –archives –grey literature Collate information in database

7 Database Structure

8 Summary of results

9 pre 17th century 17th century 18th century 19th century 20th century Age of varieties in the collection

10 Origin of varieties in the collection UK France USA Germany Netherlands Canada Other

11 Parentage summary 452 varieties have both parents known –129 have Coxs Orange Pippin as a parent –70 have Golden Delicious as a parent –72 have Jonathan as a parent –54 have McIntosh as a parent 194 asexually derived varieties – most commonly of Cox, Golden Delicious, Jonagold

12 Serbian apples in the Collection Budimka Cacanska Posna Grvena Lepogvetka Kolacara Pohorka

13 Other accessions received Alexis Bedford Red Diana Dr Ramburg Fairy Diana

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