A research of Lachnus roboris (Linnaeus, 1758) (Hemiptera: Aphididae) on chestnut trees in Samsun

İzzet AKÇA, Celal TUNCER, Onur AKER, İslam SARUHAN
580 137

Abstract


In this study, Lachnus roboris Linnaeus (Hemiptera: Aphididae) on the samples of chestnut trees was recorded for the first time in the Ondokuz Mayis University Campus in Samsun and were examined morphologically in laboratory. Photographs of various body parts of apterous viviparous females of L. roboris were taken and morphological measurements of 40 apterous viviparous females and 120 eggs were also performed. In the study, egg length, body length, body width, antenna (left), (right),and corniculus of the pest were determined to be 1.70 mm, 4.66 mm, 2.23 mm, 2.23 mm, 1.99 mm and 471.57 µm, respectively. In addition, PT/ BASE ratio of Ant.VI was found as 0.45.

Keywords


Lachnus roboris, aphid, Samsun, chestnut, morphology

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DOI: http://dx.doi.org/10.16969/teb.87909