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Photography with cameras Nikon D3x, Nikon D300, Canon 50D Image editing with Photoshop |
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Keyword: Alnus | 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 | Seite 1 von 1 | | | |
| ... The wing covers (elytra ) are hairless and are densely covered in fine dots. The alder leaf beetle lives in the most diverse biotopes, is day active, and is found particularly frequently in flat country. It prefers damp areas, in which alder (Alnus) bushes or trees grow. | | |
| | The young adult alder leaf beetle leaves its pupa in August and lives off the leaves of various trees and bushes until the end of September. These include alder (Alnus), willow (Salix), poplars (Populus), birch (Betula) and hazel (Corylus). At the end of September - beginning of October the alder leaf beetle hides in the ground, where it overwinters. | | |
| | | ...h and pupate. The larvae of alder leaf beetles are first olive, later cyan and shortly before pupating bluish in colour. They have 2 rows of very hairy warts. The larvae, like the adult beetles, feed on the leaves of the grey or speckled alder (Alnus incana), hornbeam (Carpinus), birch (Betula) and hazel (Corylus). They feed, initally in groups and later alone, by scraping the surface off the leaves from the underside, leaving only the veins, unlike the adults. eats the leaves from the lower s... | | |
| | After mating, the fertilized females lay their eggs on the larval food plants. The larvae devour the leaves of various trees, shrubs and herbaceous plants. These include willow (Salix), poplar(Populus), alder (Alnus) and buttercup (Ranunculaceae). | | |
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