Scale insects consistently affect roots more than shoots: The impact of infestation size on growth of eucalypt seedlings

Journal of Ecology

Volumn 85, Issue 2, 1997, Pages 143-149

  Vranjic, John A ^a,b   Ash, Julian E ^a  

^a AUSTRALIAN NATIONAL UNIVERSITY   (Australia)

^b The CRC for Australian Weed Management   (Australia)

Author keywords

density dependence; plant growth analysis; source sink interactions

Indexed keywords

PHLOEM; ROOT GROWTH; SCALE INSECT;

ERIOCOCCIDAE; ERIOCOCCUS CORIACEUS; EUCALYPTUS BLAKELYI; HEMIPTERA; HOMOPTERA; MYRTACEAE;

EID: 0030617432     PISSN: 00220477     EISSN: None     Source Type: Journal    
DOI: 10.2307/2960646     Document Type: Article

References (22)

1. Boland, D.J., Brooker, M.I.H., Chippendale, G.M., Hall, N., Hyland, B.P.M., Johnston, R.D., Kleinig, D.A. & Turner, J.D. (1984) Forest Trees of Australia. Fourth edn. Thomas Nelson Australia/CSIRO, Melbourne.
2. Clark, L.R. & Dallwitz, M.J. (1974) On the relative abundance of some Australian Psyllidae that coexist on Eucalyptus blakelyi. Australian Journal of Zoology, 22, 387-415.
3. Cockfield, S.D. & Potter, D.A. (1987) Distribution, development and feeding impact of euonymus scales (Homoptera: Diaspididae) on Euonymus fortunei under greenhouse conditions. Environmental Entomology, 16, 917-921.
4. Dixon, A.F.G. (1971) The role of aphids in wood formation. 2. The effect of the lime aphid. Eucallipterus tiliae (L.) (Aphididae), on the growth of lime. Tilia x vulgaris Hayne. Journal of Applied Ecology, 8, 393-399.
5. Edmunds, G.F. Jr & Alstad, D.N. (1978) Coevolution in insect herbivores and conifers. Science, 199, 941-945.
6. Faeth, S.H., Connor, E.F. & Simberloff, D. (1981) Early leaf abscission: a neglected source of mortality for folivores. American Naturalist, 117, 409-415.
7. Gough, N. (1975) The ecology of the gum tree scale (Eriococcus coriaceus Mask.), and its natural enemies. PhD thesis, Waite Agricultural Research Institute, University of Adelaide.
8. Gullan, P.J. & Vranjic, J.A. (1991) The taxonomy of the gum tree scales Eriococcus confusus Maskell and E. coriaceus Maskell (Hemiptera. Coccoidea. Eriococcidae). General and Applied Entomology, 23, 21-40.
9. Hanks, L.M. & Denno, R.F. (1993) Natural enemies and plant water relations influence the distribution of an armoured scale insect. Ecology, 74, 1081-1091.
10. Haukioja, E., Ruohomäki, K., Senn, J., Suomela, J. & Walls, M. (1990) Consequences of herbivory in the mountain birch (Betula pubescens ssp. tortuosa): importance of the functional organization of the tree. Oecologia, 82, 238-247.
11. Hunt, R. (1978) Plant Growth Analysis. Studies in Biology no. 96. Edward Arnold, London.
12. Inbar, M., Eshel, A. & Wool, D. (1995) Interspecific competition among phloem-feeding insects mediated by induced host-plant sinks. Ecology, 76, 1506-1515.
13. Jacobs, M.R. (1955) Growth Habits of the Eucalypts. Forest and Timber Bureau, Canberra.
14. Journet, A.R.P. (1981) Insect herbivory on the Australian woodland eucalypt, Eucalyptus blakelyi M. Australian Journal of Ecology, 6, 135-138.
15. Landsberg, J. (1990) Dieback of rural eucalypts: does insect herbivory relate to dietary quality of tree foliage? Australian Journal of Ecology, 15, 73-87.
16. Larson, K.C. & Whitham, T.G. (1991) Manipulation of food resources by a gall-forming aphid: the physiology of source-sink interactions. Oecologia, 88, 15-21.
17. Mills, J.N. (1984) Effects of feeding by mealybugs (Planococcus citri, Homoptera: Pseudococcidae) on the growth of Colliguaya odorifera seedlings. Oecologia, 64, 142-144.
18. Patel, J.D. (1971) Morphology of the gum tree scale Eriococcus coriaceus Maskell (Homoptera: Eriococcidae), with notes on its life history and habits near Adelaide, South Australia. Journal of the Australian Entomological Society, 10, 43-56.
19. SAS Institute Inc. (1989-91) JMP 2.0. Statistical software package. SAS Institute Inc., Cary NC.
20. Speight, M.R. (1991) The impact of leaf-feeding by nymphs of the horse chestnut scale Pulvinaria regalis Canard (Hem., Coccidae), on young host trees. Journal of Applied Entomology, 112, 389-399.
21. Vranjic, J.A. & Gullan, P.J. (1990) The effect of a sap-sucking herbivore, Eriococcus coriaceus (Homoptera: Eriococcidae), on seedling growth and architecture in Eucalyptus blakelyi. Oikos, 59, 157-162.
22. Washburn, J.O., Frankie, G.W. & Grace, J.K. (1985) Effects of density on survival, development, and fecundity of the soft scale, Pulvinaria mesembryanthemi (Homoptera: Coccidae), and its host plant. Environmental Entomology, 14, 755-761.