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Nacobbus Aberrans
''Nacobbus aberrans'' is a plant pathogenic nematode. See also * List of beet diseases * List of Capsicum diseases * List of lettuce diseases References External links Nemaplex, University of California - Nacobbus aberrans Tylenchida Lettuce diseases Vegetable diseases Agricultural pest nematodes {{Secernentea-stub ...
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Animal
Animals are multicellular, eukaryotic organisms in the Kingdom (biology), biological kingdom Animalia. With few exceptions, animals Heterotroph, consume organic material, Cellular respiration#Aerobic respiration, breathe oxygen, are Motility, able to move, can Sexual reproduction, reproduce sexually, and go through an ontogenetic stage in which their body consists of a hollow sphere of Cell (biology), cells, the blastula, during Embryogenesis, embryonic development. Over 1.5 million Extant taxon, living animal species have been Species description, described—of which around 1 million are Insecta, insects—but it has been estimated there are over 7 million animal species in total. Animals range in length from to . They have Ecology, complex interactions with each other and their environments, forming intricate food webs. The scientific study of animals is known as zoology. Most living animal species are in Bilateria, a clade whose members have a Symmetry in biology#Bilate ...
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Nematoda
The nematodes ( or grc-gre, Νηματώδη; la, Nematoda) or roundworms constitute the phylum Nematoda (also called Nemathelminthes), with plant-parasitic nematodes also known as eelworms. They are a diverse animal phylum inhabiting a broad range of environments. Less formally, they are categorized as Helminths, but are taxonomically classified along with arthropods, tardigrades and other moulting animals in the clade Ecdysozoa, and unlike flatworms, have tubular digestive systems with openings at both ends. Like tardigrades, they have a reduced number of Hox genes, but their sister phylum Nematomorpha has kept the ancestral protostome Hox genotype, which shows that the reduction has occurred within the nematode phylum. Nematode species can be difficult to distinguish from one another. Consequently, estimates of the number of nematode species described to date vary by author and may change rapidly over time. A 2013 survey of animal biodiversity published in the mega jou ...
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Secernentea
Secernentea was a class of nematodes in the Classical Phylogeny System (Chitwood, 1958) and is no longer in use. This morphological-based classification system has been replaced by the Modern Phylogeny system, where taxonomy assignment is based on small subunit ribosomal DNA (SSU rDNA). Characteristics of Secernentea are: * Amphid apertures are pore/slit-like * Derids are present in some; located near nerve ring * Phasmids are present; posterior * Excretory system is tubular * Cuticle is striated in two to four layers; lateral field is present * Three esophageal glands; esophageal structure varies * Males generally have one testis * Caudal alae are common * Sensory papillae are cephalic only; may be caudal papillae in males * Mostly terrestrial * Rarely found in fresh or marine water Systematics Subclasses and orders of Secernentea are:Tree of Life Web Project (ToL) (2002)Nematoda. Version of January 1, 2002. Retrieved November 2, 2008. * Subclass Rhabditia (paraphyletic?) ...
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Diplogasteria
Diplogasterida was an order of nematodes. It was sometimes placed in a monotypic subclass Diplogasteria, but molecular phylogenetic evidence has shown it to be embedded in the family Rhabditidae (formerly Rhabditina). The confusion of having a hierarchical nesting of groups that were formerly mutually exclusive has led to a profusion of names. Although completely revised taxonomy of nematodes that builds on recent classification systems as well as recent phylogenetic evidence is still necessary, most contemporary taxonomic studies now treat all groups listed under "Diplogasterina" below as a single family, Diplogastridae. Subdivisions *Suborder Chambersiellina Hodda 2007 **Superfamily Chambersielloidea Thorne 1937 ***Family Chambersiellidae Thorne 1937 (Sanwal 1957) *Suborder Diplogasterina Paramonov 1952 **Superfamily Cylindrocorporoidea T. Goodey 1939 ***Family Cylindrocorporidae T. Goodey 1939 ***Family Odontopharyngidae Micoletzky 1922 **Superfamily Diplogasteroid ...
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Tylenchida
Tylenchida is an order of nematodes. List of families * Superfamily Criconematoidea ** Family Criconematidae ** Family Tylenchulidae * Superfamily Tylenchoidea ** Family Anguinidae ** Family Belonolaimidae ** Family Dolichodoridae ** Family Ecphyadophoridae ** Family Hoplolaimidae ** Family Heteroderidae ** Family Pratylenchidae ** Family Tylenchidae Tylenchidae is a family of nematode The nematodes ( or grc-gre, Νηματώδη; la, Nematoda) or roundworms constitute the phylum Nematoda (also called Nemathelminthes), with plant- parasitic nematodes also known as eelworms. They are a ... * Superfamily Sphaerularina ** Family Allantonematidae ** Family Fergusobiidae ** Family Iotonchiidae ** Family Parasitylenchidae ** Family Sphaerulariidae References Further reading * Mohammad Rafiq Siddiqui. ''Tylenchida: Parasites of Plants and Insects''. 2nd ed. Wallingford: CABI Publishing, 2000. Ex ...
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Tylenchoidea
Tylenchoidea is a superfamily of roundworms. Its members are either plant parasites Parasitism is a close relationship between species, where one organism, the parasite, lives on or inside another organism, the host, causing it some harm, and is adapted structurally to this way of life. The entomologist E. O. Wilson ha ... or detritivores. References Tylenchida Animal superfamilies {{Secernentea-stub ...
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Pratylenchidae
Pratylenchidae is a family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ... of plant pathogenic nematodes. Members include Achlysiella williamsi. References Tylenchida Nematode families Taxa described in 1949 {{plant-disease-stub ...
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Nacobbus
''Nacobbus'' is a genus of plant-parasitic nematodes. Prevalent in North and South America, the genus Nacobbus threatens crops such as tomato, potato, quinoa and sugarbeet. They can cause so much damage that they are considered to be of quarantine importance. The morphology and biology of ''Nacobbus'' is not all that well known, although it is possible that the host—in this case, a specific crop—influences how the morphological characteristics of these nematodes are expressed. __TOC__ Taxonomy Two type species of ''Nacobbus'', ''Nacobbus aberrans'' and '' Nacobbus dorsalis'', were identified in 1944 by Thorne and Allen along with two additional possible species, ''N. batatiformis'' and ''N. serendipiticus''. In 1970, Sher classified ''N. batatiformis'' and ''N. serendipiticus'' under the species ''Nacobbus aberrans''. ''N. aberrans'' and ''N. dorsalis'' were concluded to be the only two species of ''Nacobbus'' and were differentiated by morphological characteristics. Today, t ...
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List Of Beet Diseases
This article is a list of diseases of beets (''Beta vulgaris''), a plant grown for its edible taproot and leaves. Bacterial diseases Fungal diseases Nematodes, parasitic Viral diseases Phytoplasmal and sprioplasmal diseases Miscellaneous diseases and disorders {, class="wikitable" style="clear" ! colspan=2, Miscellaneous diseases and disorders , - , Heart rot , , Boron deficiency , - , Scab , , '' Streptomyces'' spp. , - ReferencesCommon Names of Diseases, The American Phytopathological Society
Beet The beetroot is the taproot portion of a beet plant, usually known in North America as beets while the vegetable is referred to as beetroot in British English, and ...
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List Of Capsicum Diseases
This article is a list of diseases of ''Capsicum'' species. Bacterial diseases Fungal diseases Nematodes, parasitic Viral diseases Post-harvest diseases Abiotic diseases {, class="wikitable" style="clear" ! colspan=2, Abiotic diseases , - , Blossom-end rot , , Deficiency of calcium in fruit , - , Sunscald , , Exposure of fruit to sunlight and heat , - ReferencesCommon Names of Diseases, The American Phytopathological Society
Capsicum ''Capsicum'' () is a genus of flowering plants in the nightshade family Solanaceae, native to the Americas, cultivated worldwide for their chili pepper or bell pepper fruit. Etymology and names The generic name may come from ...
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List Of Lettuce Diseases
This article is a list of diseases of lettuce (''Lactuca sativa''). Bacterial diseases Fungal diseases Miscellaneous diseases and disorders Nematodes, parasitic Phytoplasma, Viral and viroid diseases ReferencesCommon Names of Diseases, The American Phytopathological Society{{reflist Lettuce Lettuce (''Lactuca sativa'') is an annual plant of the family Asteraceae. It is most often grown as a leaf vegetable, but sometimes for its stem and seeds. Lettuce is most often used for salads, although it is also seen in other kinds of food, ...
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