<abstract xmlns="http://www.w3.org/1999/xhtml">Phenology and parasitism of the scale insect, <italic>Coccus pseudomagnoliarum</italic> (Kuwana) (Hemiptera: Coccomorpha: Coccidae), infesting <italic>Citrus sinensis</italic> (Rutaceae), were studied in Papagou area, in northeastern Athens, from June 2015 to June 2017. <italic>Coccus pseudomagnoliarum</italic> is a univoltine, viviparous, parthenogenetic species. It overwintered as settled 1st instar nymph on the shoots of the trees. The 2nd instar nymphs appeared between the beginning of April and the end of May, and the mature females were recorded from the beginning of May until the middle of June. The crawlers appeared between the middle of May and the middle of June and the 1st instar nymphs settled on the shoots at the end of May, where they remained during the whole summer period, winter, until the beginning of April next year. Parasitism of the scale was recorded between the beginning of May and the middle of May and reached a maximum rate of 35%. The recorded parasitoid species were <italic>Coccophagus shillongensis</italic> Hayat and Singh (Hymenoptera: Aphelinidae), <italic>Coccophagus</italic> spp. and <italic>Metaphycus dispar</italic> (Mercet) (Hymenoptera: Encyrtidae).</abstract>

Phenology and parasitism of the scale insect, Coccus pseudomagnoliarum (Kuwana) (Hemiptera: Coccomorpha: Coccidae), infesting Citrus sinensis (Rutaceae), were studied in Papagou area, in northeastern Athens, from June 2015 to June 2017. Coccus pseudomagnoliarum is a univoltine, viviparous, parthenogenetic species. It overwintered as settled 1st instar nymph on the shoots of the trees. The 2nd instar nymphs appeared between the beginning of April and the end of May, and the mature females were recorded from the beginning of May until the middle of June. The crawlers appeared between the middle of May and the middle of June and the 1st instar nymphs settled on the shoots at the end of May, where they remained during the whole summer period, winter, until the beginning of April next year. Parasitism of the scale was recorded between the beginning of May and the middle of May and reached a maximum rate of 35%. The recorded parasitoid species were Coccophagus shillongensis Hayat and Singh (Hymenoptera: Aphelinidae), Coccophagus spp. and Metaphycus dispar (Mercet) (Hymenoptera: Encyrtidae).

The scale insect <italic>Coccus pseudomagnoliarum</italic> (Kuwana) (Hemiptera: Coccomorpha: Coccidae) on citrus in Greece

Department of Agriculture, School of Agriculture and Food

Department of Agriculture, School of Agriculture

Hellenic Plant Protection Journal

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The scale insect  (Kuwana) (Hemiptera: Coccomorpha: Coccidae) on citrus in Greece

Phenology and parasitism of the scale insect, Coccus pseudomagnoliarum (Kuwana) (Hemiptera: Coccomorpha: Coccidae), infesting Citrus sinensis (Rutaceae), were...

The scale insect Coccus pseudomagnoliarum (Kuwana) (Hemiptera: Coccomorpha: Coccidae) on citrus in Greece

Published Online: Apr 18, 2020

Page range: 93 - 97

Received: Dec 23, 2019

Accepted: Mar 28, 2020

DOI: https://doi.org/10.2478/hppj-2020-0010

Keywords
Coccidae, Greece, parasitism, phenology

© 2020 G.J. Stathas et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The scale insect Coccus pseudomagnoliarum (Kuwana) (Hemiptera: Coccomorpha: Coccidae) on citrus in Greece

Published Online: Apr 18, 2020

Page range: 93 - 97

Received: Dec 23, 2019

Accepted: Mar 28, 2020

DOI: https://doi.org/10.2478/hppj-2020-0010

KeywordsCoccidae, Greece, parasitism, phenology

© 2020 G.J. Stathas et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Coccidae, Greece, parasitism, phenology