Vol. 52 (1999)

Proceedings of the New Zealand Plant Protection Conference - Volume 52

DOI: https://doi.org/10.30843/nzpp.1999.52

Published: 1999-08-01

Presidential address to the 51st NZ Plant Protection Conference on 12 August 1998

G.W. Kerse

xv-xvii
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Secretary's annual report - 1998-1999

M.R. Butcher

xvii-xviii
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Non-spray methods to control invasive weeds in urban areas

B.G. Ward, R.F. Henzell, P.T. Holland, A.G. Spiers

1-5
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Biological control of mist flower (Ageratina riparia, Asteraceae) in New Zealand

J. Fr?hlich, S. Fowler, A. Gianotti, R. Hill, E. Killgore, L. Morin, L. Sugiyama, C. Winks

6-11
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Use of the bacterium Serratia entomophila for control of grass grub in lawns

T.A. Jackson, J.F. Pearson, R.J. Townsend

12-15
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The changing status of the German cockroach in the urban environment

W.H. Robinson

16-21
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Efficacy of insecticides for longtailed mealybug control

N.A. Martin, P.J. Workman

22-24
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1998 survey shows Camellia flower blight is widespread in New Zealand

C.H. Taylor, P.G. Long, R.E. Bradshaw

25-28
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Fusarium wilt of Canary Island date palms

L.V. Gunn, B.A. Summerell

29-31
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Systematic versus simple random sampling in plant protection

S.P. Worner, R. Shah, R.B. Chapman

32-35
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Sampling thrips on a Viburnum hedge

R.B. Chapman, S.P. Worner

36-39
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Use of environmental life cycle assessment to evaluate alternative agricultural production systems

S.J. Cowell

40-44
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Developmenting a preliminary model predicting thrips movement into central Otago nectarines

A.J. Hayes, G.F. McLaren, J.A. Fraser

45-49
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A comparison between preventative and curative soil treatments for control of fungus gnats

N.A. Martin, P.J. Workman

50-55
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A procedure for comparing the efficacy of insecticides for greenhouse whitefly control

N.A. Martin, P.J. Workman

56-59
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Parasitic natural enemies of lemon tree border

Q. Wang, G.L. Shi

60-64
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Spinosad: control of lepidopterous pests in vegetable brassicas

B.M. Harris, B. MacLean

65-69
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The impact of black spot fungicides on integrated mite control in pipfruit

P.W. Shaw, S.J. Bradley, J.T.S. Walker

70-74
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Evaluation of organically-acceptable pesticides against the green peach aphid (Myzus persicae)

P.L. Lo, S.J. Bradley, V.C. Murrell

75-79
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Lure and kill as a new control tactic for leafrollers

D.M. Suckling, E.G. Brockerhoff

80-83
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Effects of floral resources on fitness of the leafroller parasitoid (Dolichogenidea tasmanica) in apples

N.A. Irvin, S.D. Wratten, R.B. Chapman, C.M. Frampton

84-88
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Factors affecting the efficacy of Bacillus thuringiensis against Cnephasia jactatana in kiwifruit

P.S. Stevens, C.E. McKenna

89-93
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Residual life of spinosad on kiwifruit - biological and chemical studies

A.R. Tomkins, P.T. Holland, C. Thomson, D.J. Wilson, C.P. Malcolm

94-97
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Susceptibility of life stages of Paropsis charybdis to Beauveria bassiana

B.S. Hastuti, T.R. Glare, R.B. Chapman

98-102
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Effects of temperature and humidity on the susceptibility of Paropsis charybdis to Beauveria bassiana

B.S. Hastuti, T.R. Glare, R.B. Chapman

103-107
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Life history and abundance of the eucalyptus leafroller (Strepsicrates macropetana)

N.A. Mauchline, T.M. Withers, Q. Wang, L. Davis

108-112
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Impact of the defoliator Cleopus japonicus (Coleoptera: Curculionidae) on Buddleja davidii in the laboratory

E.G. Brockerhoff, T.M. Withers, M. Kay, W. Faulds

113-118
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Overwintering behaviour of strains of gorse spider mite in New Zealand

A.J. Hayes, A.H. Gourlay, R.L. Hill

119-124
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Feasibility of using wax-blocks to measure rat and possum abundance in native forest

M.D. Thomas, J.A. Brown, R.J. Henderson

125-129
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Use of ground-level or elevated bait stations for possum control

R.J. Henderson, J.A. Brown, M.D. Thomas, R.J. McAuliffe

130-135
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Survey of chestnut nut-rot in New Zealand

K.D.R. Wadia, D. Klinac, D.L. McNeil

136-140
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Suppression of overwintering Botrytis cinerea inoculum on grape rachii using antagonistic fungi

S.R. Fowler, M.V. Jaspers, M. Walter, A. Stewart

141-147
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Validation of an ascospore release prediction model for apple black spot (Venturia inaequalis)

R.M. Beresford

148-152
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Postharvest fruit rots of avocado are reduced by benomyl applications during flowering

K.R. Everett, P.S. Stevens, J.G.M. Cutting

153-156
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Epidemiology and control of violet root rot of carrots

L-H. Cheah, B.B.C. Page

157-161
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Role of apple leafcurling midge in the spread of fire blight

S.C. Gouk, R.J. Boyd

162-166
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Sensitivity of Venturia inaequalis and V. pirina to dodine in New Zealand

G.R. Bakker

167-170
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Changes in the efficacy of fungicidal control of onion white rot

J.L. Tyson, R.A. Fullerton, A. Stewart

171-175
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Strategies to avoid resistance development to anilopyrimidine fungicides in New Zealand

R. Beresford, H. Pak, D. Manktelow, G. Follas, G. Hagerty

176-178
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Strategies to avoid resistance development to strobilurin and related fungicides in New Zealand

R. Beresford, H. Pak, G. Brown, G. Follas, G. Hagerty

179-181
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Resistance of New Zealand barley cultivars to scald, caused by Rhynchosporium secalis

M.G. Cromey, R. Hanson, K.I. Sinclair

182-186
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Forecasting barley yellow dwarf virus in autumn-sown cereals in 1998

D.A.J. Teulon, M.A.W. Stufkens, D. Nicol, S.J. Harcourt

187-191
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Apple grass aphid (Rhopalosiphum insertum) on cereals in Canterbury

D.A.J. Teulon, D. Nicol, M.A.W. Stufkens

192-198
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Laboratory assessment of damage to swede, Brassica napus rapifera, by wheat bug, Nysius huttoni

X.Z. He, Q. Wang

199-202
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Evaluation of a mechanistic model of wheat and weed growth

G.W. Bourd?t, P.D. Jamieson, G.A. Hurrell

203-208
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Spatial variability of fathen seeds in the soil under repeat maize cropping

A. Rahman, T.K. James, N. Grbavac, J.E. Waller, J. Mellsop

209-213
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Phalaris and tall fescue seed production: Volunteer control and herbicide tolerance

K. Reddy, M.P. Rolston, W.J. Archie

214-217
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Wild oat control and tolerance of grass seed crops to fenoxaprop-P-ethyl

M.P. Rolston, W.J. Archie

218-222
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Herbicide efficacy in relation to herbicide rate, surfactant rate and spray application volume

J.W. Ray, B. Richardson, A.L. Vanner, G. Coker

223-227
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Influence of surfactant mixtures on cuticular uptake of glyphosate into grasses

Z.Q. Liu, J.A. Zabkiewicz

228-233
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Survival of giant buttercup seeds buried at different depths in four soils

T.K. James, A. Rahman

234-239
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Pasture tolerance to the herbicide metsulfuron-methyl

T.K. James, A. Rahman, M.J. Cornwell

240-244
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Effect of summer irrigation on population dynamics and reproductive status of adult Sitona lepidus in the Waikato

B. Willoughby, S. Hardwick

245-249
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Preliminary investigation into impact of Sitona lepidus adults on white clover seed production

P.J. Gerard, T. Eden, W. Tozer

250-253
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Preliminary evidence for a female sex pheromone in porina (Wiseana copularis)

R.A. Allan, A. Jimenez-Perez, Q. Wang

254-258
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The effects of Neotyphodium endophytes in tall fescue on pasture mealy bug (Balanococcus poae)

C. Pennell, O.J. -P. Ball

259-263
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The production of loline alkaloids in artificial and natural grass/endophyte associations

O.J. -P Ball, B.A. Tapper

264-269
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Poster Abstracts

Soil solarization: a cultural practice to reduce viability of sclerotia of Sclerotinia sclerotiorum in New Zealand soils

J. Swaminathan, K.L. McLean, J.M. Pay, A. Stewart

270-270
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Phytotoxicity of culture filtrates of Phoma wasabiae to wasabi

P.G. Broadhurst

270-270
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Fungicide, adjuvant and lime for control of clubroot of brassicas

L.H. Cheah, B.B.C. Page

271-271
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Weeds are important sources of potyvirus infection in buttercup squash crops

J.D. Fletcher, T.J.B. Herman

271-271
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Survey methods for Eutypa and associated wood rotting fungi of grapevines

P. Jones, R.E. Bradshaw, P.G. Long

272-272
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Confocal microscopy of fungal hyphae in plant tissue

V. Vignana Singham, P.G. Long

272-272
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Variety and environment affect pepper spot infection on apple

S.J. Gurnsey, P.G. Long

273-273
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Screening for resistance to camellia flower blight

C.H. Taylor, P.G. Long

273-273
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Ovulinia petal blight on azalea and rhododendron in New Zealand

B.J.R. Alexander, S. Ganev, M. Braithwaite, J.C. Hurrell

274-274
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The effect of non-spore forming fungi (Mycelia sterilia) on germination and growth of common leguminous and gramineacous pasture plants

N.W. Waipara, M.E. di Menna, A.L.J. Cole, R.A. Skipp

274-274
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Field parasitism of the weed biological control agent Rhinocyllus conicus by the introduced braconid, Microctonus aethiopoides

C.M. Ferguson, B.I.P. Barratt, A.S. Cresswell

275-275
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Wiseana species flight patterns in Otago and Southland

C.M. Ferguson, R.A.S. Logan, B.I.P. Barratt

275-275
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Possible mediation of wound-induced resistance by endophytes of perennial ryegrass

T.L. Bultman, M.R. McNeill

276-276
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The effect of buckwheat on abundance of the leafroller parasitoid Dolichogenidea tasmanica in a Blenheim vineyard

L. Berndt, P. Hassan

276-276
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Evaluation of different coloured sticky traps for monitoring Kelly's citrus thrips (Pezothrips kellyanus)

K.J. Froud

277-277
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Host finding behaviour of Aphelinus mali, a parasite of the woolly apple aphid

M. Sandanayaka, M.O. Harris

277-277
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Use of sex pheromones in fruit pest biocontrol

D.M. Suckling, A.R. Gibb, G.M. Burnip, S.M. Pawson, N. DeLury

278-278
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Establishment of forestry and tree pests in New Zealand

T.M. Withers, M. Kay

278-278
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Effect of metsulfuron on the viability of ragwort and nodding thistle seeds

T.K. James, A. Rahman, M.J. Cornwell

279-279
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Plant Pest Information Network (PPIN): an active information system to support your research

K.L. Beal

279-279
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