Articles

CLIMATE CHANGE IN THE WESTERN CAPE OF SOUTH AFRICA: TRENDS, PROJECTIONS AND IMPLICATIONS FOR CHILL UNIT ACCUMULATION

Article number
903_157
Pages
1127 – 1134
Language
English
Abstract
The Western Cape region of South Africa, a major producer of deciduous fruit, has been identified as highly vulnerable to climate change.
Climatic trends were analysed on a monthly basis for 12 rural meteorological stations across the region for the period 1967 to 2007. Significant warming trends were found for mid- to late-summer and end-winter to spring for daily minimum temperature (Tmin), and for mid-summer, autumn and spring for daily maximum temperature (Tmax). Chill unit accumulation has decreased significantly, particularly in autumn.
Air temperatures are predicted to increase by a further 1-2°C within the next 30 years, together with decreasing rainfall especially in autumn/winter.
An analysis of possible impacts of regional projections of climate change on deciduous fruit production was conducted, with the emphasis on chilling accumulation and dormancy in apples.
The warmer or otherwise more marginal production areas, and high chill cultivars are likely to be the first to experience negative impacts of warming.

Publication
Authors
S.J.E. Midgley, E. Lötze
Keywords
chilling hours, chill model, climate change, dormancy, apple
Full text
Online Articles (170)
K.M. Evans | F. Fernández-Fernández | C.L. Govan | J.B. Clarke | K.R. Tobutt
A.M. Baldo | G. Fazio | Y. Wan | K. Gasic | S. Korban
J.L. Norelli | D.A. Lalli | C.L. Bassett | M.E. Wisniewski | S.E. Gardiner | J.M. Celton | D.R. Bowatt | C.M. Carlisl | M. Malnoy | H.S. Aldwinckle | R.E. Farrell Jr. | M.B. Horner | V.G.M. Bus | A.M. Baldo | G. Fazio
P.J. Jensen | T.W. McNellis | N. Halbrendt | J.W. Travis | N. Altman | C.A. Praul | S.N. Maximova | R.M. Crassweller | I. Makalowska
E. Zurawicz | P. Bielicki | A. Czynczyk | B. Bartosiewicz | M. Buczek | M. Lewandowski
G.L. Sha | X.H. Gong | Y. Huang | Y.C. Shao | T. Yin | Y.J. Hao | H.R. Shu
Z.H. Han | X.F. Xu | T. Shen | Y. Wang | T.Z. Li | J. Kong | X.Z. Zhang
Z. Rong | K. Yi | F. Yang | Z. Liu | X. Li | D. Wan | Y. Wan
T. Yang | Q. Wang | J. Gao | K. Li | F. Han | J. Tian
M.J. Zhang | L.H. Ding | Q. Wang | Y.B. Li | X.K. Yan | G.J. Xing
S. Khanizadeh | Y. Groleau | R. Granger | G.L. Rousselle | J.P. Privé | C.G. Embree
S. Khanizadeh | Y. Groleau | R. Granger | G.L. Rousselle | J.P. Privé | C.G. Embree
S. Khanizadeh | Y. Groleau | R. Granger | G.L. Rousselle | J.P. Privé | C.G. Embree
H. Gao | Z. Dang | D. Li | L. Mei | Y. Wan | L. Wang | Z. Zhao | G. Fazio
L. Asín | I. Iglesias | R. Dolcet-Sanjuan | E. Claveria | P. Vilardell | J. Bonany | M.H. Simard
M. Trandafirescu | A. Indreias | I. Trandafirescu
M.H. Simard | C. Cattanéo | S. Codarin | L. Roche | H.S. Aldwinckle
T.D. Auvil | T.R. Schmidt | I. Hanrahan | F. Castillo | J.R. McFerson | G. Fazio
K.D. Fuller | C.G. Embree | S.A.E. Fillmore | E. St. George | D.S. Nichols | L. Lutz
C.H. Chávez-González | R.A. Parra-Quezada | M.R. Ramírez-Legarreta | J.L. Jacobo-Cuellar
W. Autio | T.L. Robinson | W. Cowgill | C. Hampson | M. Kushad | G. Lang | J. Masabni | D.D. Miller | R.A. Parra-Quezada | R. Perry | C. Rom
W. Autio | T.L. Robinson | T. Bradshaw | J. Cline | R.M. Crassweller | C.G. Embree | E. Hoover | G. Lang | J. Masabni | M.L. Parker | R. Perry | G.L. Reighard | J. Schupp | M. Warmund
W. Autio | T.L. Robinson | J. Cline | R.M. Crassweller | C.G. Embree | E. Hoover | G. Lang | J. Masabni | M.L. Parker | R. Perry | G.L. Reighard | M. Warmund
L. Mainla | M. Noormets | U. Moor | K. Karp | M. Jalakas
D. Kviklys | J. Lanauskas | J. Sakalauskaite | N. Kvikliene | N. Uselis
A.H. Pandit | K.M. Bhat | M.S. Wani | M.A. Mir | S.M. Wani | M.R. Dalal | B.N. Dar
Z.A. Bhat | A.H. Pandit | W.M. Wani | J.A. Rather
G.L. Reighard | T.G. Beckman | R. Belding | B.L. Black | J. Cline | W. Cowgill | R. Godin | R.S. Johnson | J. Kamas | M. Kaps | H. Larsen | T. Lindstrom | D. Ouellette | R. Pokharel | L. Stein | K. Taylor | C.S. Walsh | D. Ward | M.D. Whiting
F.M. Maas | J.M.T. Balkhoven | G. Heijerman-Peppelman | P.A.H. van der Steeg
T.L. Robinson | S.A. Hoying | G.H. Reginato
A. Dorigoni | P. Lezzer | N. Dallabetta | S. Serra | S. Musacchi
D. Fumey | P.E. Lauri | Y. Guédon | C. Godin | E. Costes
T.R. Schmidt | T.D. Auvil | I. Hanrahan | F. Castillo | J.R. McFerson
R.E. Henriod | D.S. Tustin | K.C. Breen | M. Oliver | G.A. Dayatilake | J.W. Palmer | S. Seymour | R. Diack | J. Johnston
D.D. Archbold | M. Nosarzewski | B. Wu | P. Vuppalapati
B. Morandi | P. Losciale | L. Manfrini | M. Zibordi | L. Corelli Grappadelli
Y. Hu | J. Zhao | X. Shen | Z. Mao | F. Sun | Y. Zhang | H.R. Shu
Y. Hu | X. Zhang | Z. Mao | X. Shen | L. Guo | H.R. Shu
H. Zhao | Y. Wang | X.F. Xu | T.Z. Li | J. Kong | X.Z. Zhang | Z.H. Han | H. Liu
B. Wu | J. Yang | Y. Wang | J. Niu | S. Li | J. Zhao
B.L. Black | D. Drost | T. Lindstrom | G.L. Reighard
J. Garcia-Brunton | M.C. Sánchez-Jácome | J. Garcia-Garcia | A. Soler-Montoya
P. Tiyayon | M. Hegele | J.N. Wünsche | K. Pongsriwat | P. Sruamsiri | A. Samach
A. Rahemi | R. Fatahi | A. Ebadi | D. Hasani | J. Chaparro | T. Gradziel
A.H. Pandit | M.S. Wani | M.A. Mir | K.M. Bhat | S.M. Wani | A.R. Malik
M.R. Dalal | A.H. Pandit | W.M. Wani | M.A. Mir | K.M. Bhat | A.R. Malik
J. Racsko | D.D. Miller | S.J.E. Midgley | L. Lakatos | M. Soltész | Z. Szabó | J. Nyéki | C. Costa
S. Johnson | M.J. Newell | G.L. Reighard | T.L. Robinson | K. Taylor | D. Ward
I. Hanrahan | T.R. Schmidt | F. Castillo | J.R. McFerson
T.M. Ferraz | E. Campostrini | A. Torres-Netto | F.O. Reis | E.F. de Sousa | D.M. Glenn
D. Dragoni | A.N. Lakso
M.J. Rubio-Cabetas | M.L. Amador | J. Gómez-Aparisi | J. Jaime | S. Sancho