New Variety Development – Valencia

types

Citrus Juice Forum

1st May 2018

G. Sanderson, D. Monks, A. Creek NSW DPI

Common orange and Valencia trial

R. Keightley - National

Foods (Berri) (1994)

Quality gap: June – Sept

HIA project 1995

Trials established 1997

Leeton, Griffith, Waikerie,

Dareton

Berri in-kind lab quality

testing 2000-2003

Contracts offered

Common orange and Valencia Cumulative Yield

2000 – 2012

0.0

100.0

200.0

300.0

400.0

500.0

600.0

700.0

800.0

900.0

KG

Cumulative Yield

Early Valencias

Midknight Delta Benyenda

McMahon

Valencia trial -Stanbridge

• John Davidson (Lion) 2004

• Budwood collection 2005 and source tree

establishment

• Riverina Citrus/HIA project 2007-2010

Valencia trial

establishment

2009

2010

DV Valencia Dareton - citrange rootstock30th January 2018

Variety Juice% ºBrix Acid% B:A ratio

Val 1 48 10.4 0.58 17.9

Val 2 47 9.4 0.48 19.6

Val 3 47 9.8 0.49 19.9

Val 4 45 9.2 0.52 17.7

Val 5 46 11.6 0.52 22.4

Val 6 46 8.8 0.48 18.2

Bintangcheng orange selections

Region Jan Feb Mar April May June July Aug Sep Oct Nov Dec

Sunraysia

Riverina

Region Jan Feb Mar April May June July Aug Sep Oct Nov Dec

Sunraysia

Riverina

No 2

Renbin No 5

Date Variety Juice% ºBrix Acid% B:A

30/05/2017 No 2 45 11.7 0.65 18.1

30/05/2017 Renbin No 5 45 12.6 1.18 10.7

Turkey Valencia Region Jan Feb Mar April May June July Aug Sep Oct Nov Dec

Sunraysia

Average yield (kg) top worked trees, Dareton

Rootstock 2014 (3 yr old) 2015 2016 2017 Total

Trifoliata Approx. 40 56 91 132 319

Carrizo Approx. 40 91 74 134 339

New Valencia orange evaluation

Monks

2018 varieties listed in mag

Renewed for five years

Graft sticks to Valencia on Citrange

Topworking 2017/18

2017/18 Topworked

Italian Lemon

Star Ruby Grapefruit

(early x2, late)

MJR 11 and 12

(early Nova)

H2 (seedless Stella)

Greenwood navel

2x local Afourer

selections

Gusocora Valencia

2018 South

African varieties

Midknight

Ruby

McClean

Lavalle

Benny

Weipe

Variety Access PEQ 2014

Lavalle Valencia (seedless)

McClean Valencia (seedless)

Ruby Valencia

Gusocora Valencia (seedless), less biennial

South Africa

Sunraysia?

Riverina

+3 weeks

+3 weeks

Lavalle Ruby

Lavalle Ruby

2018 varieties listed in mag

ACKNOWLEDGEMENTS

Horticulture Innovation

Citrus Australia Ltd

Auscitrus

Davidson Family

NSW DPI staff

• Troy Witte

• Andrew Creek

• Tahir Khurshid

• Nerida Donovan