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Inversely density-dependent egg parasitism in patchy distributions of the citrus pest Cryptophlebia leucotreta (Lepidoptera: Tortricidae) and its agricultural efficiency.

Published online: 22 Jun 1988

Authors: Newton, P. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Field surveys of egg populations of Cryptophlebia leucotreta and the egg parasitoid Trichogrammatoidea cryptophlebiae native to southern Africa, were ...

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Immigration, frequency distributions and dispersion patterns of the psyllid Trioza erytreae (Del Guercio) in a citrus orchard.

Published online: 01 Jan 1983

Authors: Samways, M. J. & Manicom, B. Q.

Content type: Journal article

Journal title: Journal of Applied Ecology

A citrus orchard at Nelspruit, South Africa, was pruned back to the main branches to stimulate the growth of new shoots, which are highly attractive t...

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Field studies of leaf conductance response to environmental variables in citrus.

Published online: 01 Jan 1983

Authors: Cohen, S. & Cohen, Y.

Content type: Journal article

Journal title: Journal of Applied Ecology

The relationship between leaf conductance and environmental variables was examined during two summers in 22-year-old Shamouti orange trees. Soil water...

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Prediction of upsurges in populations of the insect vector (Trioza erytreae, Hemiptera: Triozidae) of citrus greening disease using low-cost trapping.

Published online: 30 Nov 1988

Authors: Samways, M. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

Populations of Trioza erytreae, a vector of the serious citrus greening (bacterial) disease, were monitored using fluorescent yellow sticky traps in 4...

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Community structure of ants (Hymenoptera: Formicidae) in a series of habitats associated with citrus.

Published online: 30 Mar 1984

Authors: Samways, M. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

A transect of 44 pitfall traps passing through 11 point habitats associated with citrus in South Africa captured 10 488 individuals comprising 23 gene...

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Recovery of orange trees following severe water stress.

Published online: 01 Jan 1980

Authors: Fereres, E. & Cruz-Romero, G. & Hoffman, G. J. & Rawlins, S. L.

Content type: Journal article

Journal title: Journal of Applied Ecology

Twelve-year old cv. Valencia orange trees were subjected to a single water stress, under field conditions at Tacna, Arizona, inducing leaf water poten...

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Interactions between the fauna of citrus trees in Trinidad and the ants Atta cephalotes and Azteca sp.

Published online: 01 Jan 1982

Authors: Jutsum, A. R. & Cherrett, J. M. & Fisher, M.

Content type: Journal article

Journal title: Journal of Applied Ecology

In citrus orchards in Trinidad, the presence of the ant Azteca sp. on a tree was negatively correlated with the presence of nests of the termite Nasut...

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Community structure of ants (Hymenoptera: Formicidae) in a series of habitats associated with citrus.

Published online: 04 Jul 1984

Authors: Samways, M. J.

Content type: Journal article

Journal title: Journal of Applied Ecology

A transect of forty-four pitfall traps passing through eleven point habitats associated with citrus in South Africa captured 10 488 individuals compri...

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Predictive modelling in biological control: the mango mealy bug (Rastrococcus invadens) and its parasitoids.

Published online: 07 Dec 1991

Authors: Godfray, H. C. J. & Waage, J. K.

Content type: Journal article

Journal title: Journal of Applied Ecology

Age-structured host/parasitoid population models with overlapping generations were developed to investigate the interactions of Rastrococcus invadens,...

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The consequences of ant-attendance to the biological control of the red wax scale insect Ceroplastes rubens by Anicetus beneficus.

Published online: 25 Sep 1996

Authors: Itioka, T. & Inoue, T.

Content type: Journal article

Journal title: Journal of Applied Ecology

The effects of an attendant ant (Lasius niger) on the host-parasitoid system of the red wax scale insect (Ceroplastes rubens) and its parasitoid wasp ...

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