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Volume 5 Number 1, 1990 |
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Invited Editorial |
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Plant protection and geographical information systems. J.A. Peterson |
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Reviews |
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The biology of Australian Weeds 21. Carduus nutans L. ssp nutans. A.I. Popay and R.W. Medd |
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Research reports |
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Chemical control of saffron thistle (Carthamus lanatus L.) in pasture in the South Australian Mallee. G.M. Fromm |
14 |
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Prospects for the biological control of Rosa rubiginosa (Sweet Brier) in New Zealand. P. Syrett |
16 |
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Distribution of thistles of the genus Onopordum in Australia. D.T. Briese, D. Lane, B.H. Hyde-Wyatt, J. Crocker, and R.G. Diver. |
23 |
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Egg-based spray thresholds for the control of Helicoverpa spp. on processing tomatoes. J.T. Hamilton and J.A. Macdonald. |
28 |
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A survey in South Africa for potential biological control agents against capeweed, Arctotheca calendula (L.) Levyns (Asteraceae). John K. Scott and M.J. Way. |
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Technical notes |
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Evaluation of insecticidal treatments against black field earwig, Nala lividipes (Dufour), in maize. D.A. H. Murray and R. Wicks A. |
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