File scanned at 300 ppi monochrome, 256 grayscale using capture perfect 3. These are some of the most significant crop and garden pests, d. Wilson, in manual of techniques in invertebrate pathology second edition, 2012. There is an increasing interest in developing new chemical controls due. The biology of the grey garden slug deroceras reticulatum. Distribution of deroceras reticulatum muller, 1774 core. Fauna of new zealand, 38 isbn 0478093225 publication date. Moraxella osloensis gene expression in the slug host. Deroceras reticulatum infected with roundworm phasmarhabditis hermaphrodita. The gray garden slug, deroceras reticulatum gastropoda. Canadian journal of zoology canadian science publishing. A small to mediumsized buff or oatmealcoloured slug usually with. Deroceras reticulatum in uska species han gastropoda nga syahan ginhulagway ni muller hadton 1774.
However, it is not a legal authority for statutory or. Sizespecific susceptibility of the pest slugs deroceras reticulatum and arion lusitanicus to the nematode biocontrol agent. Impact of the field slug deroceras reticulatum on establishment of ryegrass and white clover in mixed swards. Endotoxin activity of moraxella osloensis against the grey. It ranges in color from dark brown or yellowish to almost black, while the head and tentacles posses a characteristic smoky, bluish. Deroceras reticulatum, the most widely distributed species of pest mollusc in the world, is found in europe. Moraxella osloensis, a gramnegative bacterium, is associated with phasmarhabditis hermaphrodita, a nematode parasite of slugs. Read predation on the slug deroceras reticulatum by the carabid beetles pterostichus madidus and nebria brevicollis in the presence of alternative prey, agricultural and forest entomology. The influence of mucus production by the slug, deroceras.
Delay dynamics of the slug deroceras reticulatum, an agricultural pest. Individual growth of gray garden slug deroceras reticulatum was studied under laboratory conditions in the period from collection to death. A bioassay for screening materials influencing feeding in the field slug deroceras reticulatum muller mollusca. In the present study, the slug, deroceras reticulatum. Stylommatophora by scarites anthracinus coleoptera. Both species were semelparous, their life cycles taking about one year. Pdf the gray field slug, deroceras reticulatum, is a key pest of seed. Analysis of the deroceras reticulatum transcriptome.
Background the bacterium moraxella osloensis is a mutualistic symbiont of the slugparasitic nematode phasmarhabditis hermaphrodita. For the purpose of the experiment, slugs deroceras reticulatum were caught from. Deroceras reticulatum an overview sciencedirect topics. An deroceras reticulatum in nahilalakip ha genus nga deroceras, ngan familia nga limacidae. Deroceras reticulatum is very variable in colour, creamy or light coffee cream, rarely blackish spotted slugs with spots may appear blackish. Juvenile deroceras reticulatum, with eggs of another gastropod, under a stone in a garden in weimar photo. B species distribution of the best blastx hits of transcripts against the nr database in ncbi table s5 for details. Moraxella osloensis is a gramnegative bacterium associated with phasmarhabditis hermaphrodita, a slugparasitic nematode that has prospects for biological control of mollusk pests, especially the grey. The genus deroceras rafinesque, 1820 agriolimacidae has been recorded in every continent except antarctica robinson, 1999. A size distribution of transcripts and unigenes after trinity. The studied population demonstrated different patterns of growth. Marsh slug, deroceras laeve muller is also found widely, including the gulf coast area. Using a laboratory box test, the slug deroceras reticulatum affected only wounded tubers and, although slime was present on the unwounded potatoes, they were not damaged by slugs. Moraxella osloensis is a gramnegative bacterium associated with phasmarhabditis hermaphrodita, a slugparasitic nematode that has prospects for biological control of mollusk pests, especially the grey garden slug, deroceras reticulatum.
Biology and life cycle of the gray field slug college of. The penis p in the species is broad with only a single, irregularly branched appendix. Files are available under licenses specified on their description page. Pdf the exotic slugs of the genus deroceras agriolimacidae in. A survey of slug densities in upland hay meadows found that it was the most common and abundant slug species across a gradient of management intensity and plant diversity including sites suitable for restoration barlow, 2012. Distribution of deroceras reticulatum muller, 1774. Deroceras reticulatum, common names the grey field slug and grey garden slug, is a species of small airbreathing land slug, a terrestrial pulmonate gastropod mollusk in the family agriolimacidae. It can be found in almost all terrestrial habitats so is a species you are likely. Make slug sandwich by placing individual slugs between two pads of absorbent cotton wool. Pdf delay dynamics of the slug deroceras reticulatum, an. Documents about deroceras reticulatum derore number title download. Pale forms are indistinguishable from the much rarer deroceras agreste. Deroceras panormitanum lessona and pollonera, 1882. Deroceras reticulatum, eggs, slug control, pesticides, contacttoxicity tests.
Patterns of individual growth of gray garden slug deroceras. A survey of slug densities in upland hay meadows found that it was the most common and. A bioassay for screening materials influencing feeding in the. Acute toxicity of essential oils to the pest slug deroceras reticulatum. Pdf this study reports the current distribution in mexico of. Deroceras reticulatum deroredocuments eppo global database. Damage to oilseed rape seedlings by the field slug deroceras reticulatum in relation to glucosinolate concentration. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. The meadow slug is a small slug approximately 2535 mm long. Abstractthe complete mitochondrial genome sequence of deroceras reticulatum has been sequenced and annotated in this study. Slug damage and control of field slug deroceras reticulatum.
The importance of temperature and moisture to the egg. This bacteriumfeeding nematode acts as a vector that transports m. All structured data from the file and property namespaces is available under the creative commons cc0 license. Predation on the slug deroceras reticulatum by the carabid. Deroceras reticulatum is the only deroceras species in the us that can change its mucous from colorless to milkey. Live and dead plants and almost any decaying organic material. As all other deroceras it has a short keel at the back of the body. Neuropeptides predicted from the transcriptome analysis of.
Deroceras reticulatum is widespread and abundant in temperate grasslands south, 1992. As far as habitat choice, the gray field slug chooses cultivated areas such as agricultural field crops, backyard gardens, roadside, parks, and meadows. Predation on the slug deroceras reticulatum pulmonata. A bioassay for screening materials influencing feeding in. Pp12891 the design and use of molluscicide small plot cage barriered field trials.
The penis in the species is broad and markedly bilobed with 46 appendixes. Several species in this genus are recognised as pests of agriculture and horticulture, including deroceras reticulatum, deroceras invadens, deroceras agreste, and deroceras laeve. Assessing metal contamination from construction and. The grey field slug is very variable in colour, creamy or light coffee cream. Several slug species have been used successfully to rear p. The grey field slug is very variable in colour, creamy or light coffee cream, rarely blackish spotted slugs with spots may appear blackish. Jul 29, 2008 the numbers of eggs laid by deroceras reticulatum and their viability were measured across a range of 16 temperature 4, 10, 15 and 23c by moisture 33%, 42%, 53% and 58% by dry soil weight experimental combinations. Life cycles of the slugs deroceras reticulatum and arion intermedius were compared over a fouryear period on permanent pasture near ovingham, northumberland. Deroceras reticulatum, common names the grey field slug and grey garden slug, is a. Using a laboratory box test, the slug deroceras reticulatum affected only wounded tubers and, although slime was present on the unwounded potatoes, they were. The influence of mucus production by the slug, deroceras reticulatum, on predation by pterostichus madidus and nebria brevicollis coleoptera. Behind the mantle there is the dark spots form a reticulate pattern. The oleoresin exudates from two species of commiphora trees, and their extracts, were evaluated as novel methods of controlling terrestrial molluscs.
View enhanced pdf access article on wiley online library html view download pdf for offline viewing. Deroceras species deroceras reticulatum name synonyms agriolimax simrothi cockerell, 1893 deroceras altenai lupu, 1976 krynickia minutus kaleniczenko, 1851 limax agrestis var. Pdf acute toxicity of essential oils to the pest slug deroceras. The gray field slug, deroceras reticulatum, is a key pest of seed crops. Several species in this genus are recognised as pests of agriculture and. It can be found in almost all terrestrial habitats so is a species you are likely to encounter frequently. Pdf susceptibility of the eggs of the field slug deroceras. This bacteriumfeeding nematode has potential for the biological control. The netted slug, derocerus reticulatum, is probably the most common and widespread slug in the uk. A size distribution of transcripts and unigenes after trinity assembly. Pdf moraxella osloensis gene expression in the slug host. Pdf ocular tentacle malformation in deroceras reticulatum.