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Molluscicides (/ m ə ˈ l ʌ s k ɪ ˌ s aɪ d s,-ˈ l ʌ s-/) [1] [2] – also known as snail baits, snail pellets, or slug pellets – are pesticides against molluscs, which are usually used in agriculture or gardening, in order to control gastropod pests specifically slugs and snails which damage crops or other valued plants by feeding on them.
The pear slug or cherry slug is the larva of the sawfly, Caliroa cerasi, a nearly worldwide pest. The species was first described by Carl Linnaeus in his landmark 1758 10th edition of Systema Naturae. They are not slugs but are a kind of sawfly of the family Tenthredinidae. The pear slug is an important pest that eats leaves of cherry, pear ...
The larvae are slimy in appearance, and are sometimes referred to as "slugs" (e.g., the "pear slug") although they are insects rather than gastropods. The larvae of some species in this genus are important pests which can do significant damage to the leaves of trees such as oaks , poplars , and cherry and pear trees.
Cherry leaf spot has been present in the United States and mainland Europe since the 19th century. It has only become common and a problem in the United Kingdom since the 1990s. [21] The severity of the disease is very variable from year to year. In 1945 there was a serious outbreak in southern Pennsylvania. Trees began to defoliate early in ...
The cyclone separator uses the cyclonic separation mechanism to allow the mechanised collection of spores for study – Cherry & Peet 1966's improved version gathers even more efficiently. [21] This device was first put to work testing the composition of the spores themselves, especially substances coating the outside of the spores which signal ...
A 30–40 mm. long (exceptionally up to 50 mm) roundback slug. In colour it is grey to bluish black, with dark lateral bands (the right band usually running entirely above the pneumostome). The tentacles are bluish or reddish, and the slug bluish or orange tip at the tail. The first row of tubercles above the foot-fringe is white.
Angiostrongyliasis is an infection by a roundworm of the Angiostrongylus type. Symptoms may vary from none to mild, to meningitis. [1]Infection with Angiostrongylus cantonensis (rat lungworm) can occur after ingestion of raw or undercooked snails or slugs, and less likely unwashed fruits and vegetables.
The Kerry slug or Kerry spotted slug (Geomalacus maculosus) is a species of terrestrial, pulmonate, gastropod mollusc. It is a medium-to-large sized, air-breathing land slug in the family of roundback slugs, Arionidae. Adult Kerry slugs generally measure 7–8 cm (2.8–3.1 in) in length; they are dark-grey or brown with yellowish spots.