New Zealand Avocado Growers' Association
Annual Research Report – 2006
Volume 6
CONTENTS
1
'Hass' avocado tree phenology 2004-2006 in the
Western Bay of Plenty.
J. Dixon, T.A. Elmsly, E.M. Dixon, F.P. Fields, A.C. Greenwood and D.B. Smith
13 Putative
timing of irreversible commitment to flowering of 'Hass' avocado trees in the
Western Bay of Plenty.
J. Dixon, D.B. Smith, A.C. Greenwood and T.A. Elmsly
21
Seasonal variations in leaf mineral content.
J.Dixon, T.A., Elmsly and E.M. Dixon
35 The impact of
foliar applications of nitrogen and boron on 'Hass' avocado fruit set.
J. Dixon, D.B. Smith, T.A. Elmsly, A.C. Greenwood and E.M. Dixon
47 Patterns of
fruit growth and fruit drop of 'Hass' avocado trees in the
Western Bay of Plenty, New Zealand.
J. Dixon, C.B. Lamond, D.B. Smith and T.A. Elmsly
55 Soil
disturbance reduces feeder root mass under irrigated or
non-irrigated 'Hass' avocado trees.
J. Dixon, D.B. Smith and A.C. Greenwood
63
Characterising plant surfaces and adjuvant interactions to improve
pesticide spray retention and coverage on avocados.
R.E. Gaskin and A.K. Pathan
71 Review:
Determining and optimizing chemical application rates and spray
application in different avocado canopies.
D. Manktelow and W. May
81 Reducing
copper use in avocado orchards: results of laboratory and
postharvest testing of alternate fungicides and biological products.
K.R. Everett and O.E. Timudo-Torrevilla
91 Seeking a
post-harvest fungicide suitable for the USA market for late
season 'Hass' avocado fruit.
A.J. Mandemaker, T.A. Elmsly and E.M. Dixon
97 Effects of
drop heights and fruit harvesting methods on quality of 'Hass' avocados.
A.J. Mandemaker, T.A. Elmsly and D.B. Smith