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Photography with cameras
Nikon D3x, Nikon D300, Canon 50D
Image editing with Photoshop |
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Keyword: Pear |
Overview - a b c d e f g h i j k l m n o p q r s t u v w x y z |
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| Pear Sawfly - Cherry slug | | The Pear Sawfly (Larvae: cherry slug, also called the pear slug) (Caliroa cerasi), is a species in the order Hymenoptera, the suborder sawflies (Symphyta), the family Tenthredinidae, the subfamily Blennocampinae, and the genus Caliroa. This species is widespread and common throughout the world. | | |
| The Pear Sawfly prefers habitats such as forests and gardens. Depending on the weather, it produces 2 or 3 new generations a year. Reproduction is normally parthenogenetic (without males). The females of the spring generation leave the soil in early May and ...
...er, it produces 2 or 3 new generations a year. Reproduction is normally parthenogenetic (without males). The females of the spring generation leave the soil in early May and lay their eggs, in June, on the leaves of different plants, such as cherry, pear, juneberry, mountain ash, hawthorn, quince, birch or roses. They scratch into the leaf tissue with their ovipositor, forming a small pocket in which a single egg is deposited. After 2 weeks, the larvae hatch and crawl sluggishly on top of the leaf a... | | |
| | | Adult Pear Sawflies can reach body lengths of about 5 mm and wingspans of up to 10 mm. Their bodies are uniformly black in colour. The larvae are club-shaped, tapering towards the rear end of the body, and are about 10 mm in length. The larvae are initially wh... | | |
| | Pear Sawflies usually only occur in small numbers. En masse, larvae of the 2nd generation can cause significant damage to fruit trees. | | |
|  | | Pear Sawfly Larva - Caliroa cerasi - eating from a leave | | >> Picture |
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