New Zealand Avocado Growers' Association

Annual Research Report – 2004

Volume 4

CONTENTS

1 Evaluation of Phytophthora control in avocados
I. J. Horner and E.H. Jensen

8 Use of a super spreader adjuvant to reduce spray application volumes on avocados
R.E. Gaskin, D.W.L, Manktelow, S.J. Skinner and G.S. Elliott

13 Control of six-spotted mite, Eotetranychus sexmaculatus
D. Steven

25 Research Note: Nectar content of New Zealand 'Hass' avocado flowers at different floral stages
J. Dixon and C.B. Lamond

32 Alternatives to Sportak
J. Dixon, TA. Elmsly and D.B. Smith

36 Comparison of core and peel sampling methods for dry matter measurement in 'Hass' avocado fruit
A.J. Mandemaker, H.A. Pak, TA. Elmsly and D.B. Smith

47 Fruit age, storage temperature and maturity effects on 'Hass' avocado fruit quality and ripening
J. Dixon, D.B. Smith and T.A. Elmsly

54 Quality of 'Hass' avocado (Persea americana Mill.) fruit after high humidity storage in polyethylene bags
J. Dixon, D.B. Smith and TA. Elmsly

61 The quality of New Zealand avocados in the Australian market
A.J. Mandemaker

70 Role of water loss in ripening of 'Hass' avocados
N. Lallu, M. Punter, G. Haynes, K. Francis, D. Billing, R. Pikadala and J Burdon

80 Quality of avocado (Persea americana Mill.) fruit after storage and in modified atmosphere Freshaway™ bags
Dixon, D.B. Smith and TA. Elmsly