Groenekennis

Informatie voor professionals in voedsel en groen

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    Groenekennis - Informatie voor professionals in voedsel en groen

    Groenekennis bevat artikelen uit vaktijdschriften, rapporten, video’s, presentaties, posters en websites op het gebied van landbouw, visserij, groene ruimte en voeding. Groenekennis wordt dagelijks bijgewerkt en bevat ongeveer 500.000 bronnen.

    Groenekennis is de globale view over diverse deelbestanden. Groenekennis is gevuld met alle informatie uit Groen Kennisnet, de Hydrotheek, Tuinpad, IB archief, ARTIK, bioKennis, Kennisbank Plantaardige bronnen, Kennisbank Zeldzame landbouwhuisdieren en afgesloten documentatiebestanden zoals Land Bodem Water en Consumenten- en huishoudstudies.

    Groen Kennisnet is een zeer belangrijk onderdeel van Groenekennis. De doelstelling van Groen Kennisnet is kennis delen op het gebied van Voedsel en Groen te bevorderen en te faciliteren voor een breed publiek.

    Bronnen in Groenekennis kunnen direct opgevraagd worden via een geavanceerde zoekmachine met een 'google-achtige' interface. Met filters kan ingezoomd worden op diverse aspecten, zoals Trefwoord, Collectie, Jaar en Auteur. Bovendien biedt Groenekennis gebruikers de mogelijkheid om via de E-mail geattendeerd te worden op aanvullingen in specifieke vakgebieden.
    De Tijdschriftenlijst biedt een overzicht van tijdschriften waaruit de artikelen voor Groenekennis worden geselecteerd. Door te klikken op een titel krijgt u alle artikelen uit dat tijdschrift in de Groenekennis database getoond.
    Zoeken op kaart biedt een geografische ingang op de beschikbare publicaties over de binnen dit bestand onderscheiden gebieden.

    Groenekennis is onderdeel van het bibliotheeksysteem van WUR. Praktijkgerichte publicaties en rapporten van WUR komen daardoor automatisch beschikbaar. Daarnaast wordt de database doorlopend gevuld met voor het groen onderwijs bruikbare bronnen en artikelen, video’s en websites. Het percentage online is de laatste jaren gegroeid tot tweederde van de totale aanwas per jaar. Dit percentage groeit nog steeds.

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Ultrastructure of the stomatal region of the juvenile stage of the soybean cyst nematode, Heterodera glycines \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Endo, B.Y. \ 1983
A study of the ultrastructural morphology of the infective juveniles of the soybean cyst nematode reveals an extensive cephalic framework, stylet, musculature, and cuticular support that are required for host penetration and feeding. The cephalic fra ...
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Paratrophurus acristylus sp.n. and Tylenchorhynchus graciliformis sp.n. (Nematoda: Tylenchida) from wheat fields in Libya \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Siddiqi, M.R. \ Siddiqui, Z.A. \ 1983
Paratrophurus acristylus n.sp. from Triticum aestivum in Libya differs from Paratrophurus loofi in having a more slender spear, a longer postanal intestinal sac and shorter spicules (22.5 to 23 micro m), and from Paratrophurus kenanae by its slender ...
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Verutus volvingentis n.gen., n.sp. (Heteroderidae: Tylenchida) in Verutinae n.subf., a phytoparasitic nematode infesting buttonweed in Florida \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Esser, R.P. \ 1981
Verutinae n.subfam. (Heteroderidae) is erected to accomodate Verutus volvingentis n.g., n.sp. described from Diodia virginiana from Florida, USA. Females differ from females in all subfamilies of Heteroderidae in having a sausage- or reniform-shaped ...
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Two new nematode genera, Safianema (Anguinidae and Discotylenchus (Tylenchidae), with descriptions of three new species \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Siddiqi, M.R. \ 1980
Safianema n.g. is proposed under Anguininae, family Anguinidae. The type is S. lutonense n.sp. and other members of the genus are S. anchilisposomum n.comb. for Pseudhalenchus anchilisposomus, S. damnatum n.comb. for P. damnatus and S. hylobii n.comb ...
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Eutylenchus vitiensis sp.n. (Nematoda: Atylenchidae) from Fiji \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Orton Williams, K.J. \ 1979
Eutylenchus vitiensis n.sp. from 3 localities on Viti Levu, Fiji, is described and figured. The new species can be separated from known members of the genus Eutylenchus by a combination of characters which include the length of body, stylet and postu ...
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Pratylenchoides alkani sp.n. and P. erzurumensis sp.n. (Nematoda: Tylenchoidea) from soil in Turkey \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Yuksel, H.S. \ 1977
Pratylenchoides alkani n.sp. and P. erzurumensis n.sp. were found in Turkey in soil washings from the roots of snap bean and mulberry, respectively. P. alkani differs from P. ritteri by its longer body, by stylet knobs directed posteriad, by phasmids ...
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A diagnostic compendium of the genus Meloidogyne (Nematoda: Heteroderidae) \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Esser, R.P. \ Perry, V.G. \ Taylor, A.L. \ 1976
This compendium, compiled to facilitate identification of Meloidogyne spp., brings together morphological data on 35 nominal species. For females, a table contains 12 characters, 8 referring to the perineal pattern, of which a drawing is given for ea ...
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Scanning electron microscopy of the mosquito parasite, Reesimermis nielseni (Nematoda: Mermithidae) \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Nickle, W.R. \ Hogger, C.H. \ 1974
The external morphology of the male and infective stage juvenile of Reesimermis nielseni were studied by scanning electron microscopy and 12 photomicrographs are presented. The following features were considered noteworthy: a fine annulation of the c ...
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Paratylenchoides gen.n. and two new species (Nematoda: Paratylenchidae) \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Raski, D.J. \ 1973
Paratylenchoides n.g. (Paratylenchidae) differs from Paratylenchus in the strong sclerotization of the head which is conical, smooth, and bears a narrow rounded projection of the anterior end. Paratylenchoides sheri n.sp., the type species, is descri ...
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Ultrastructure of the cuticle of Bunonema spp. (Nematoda: Bunonematidae) \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Raski, D.J. \ Jones, N.O. \ 1973
The ultrastructure of the cuticle of Bunonema richtersi and B. reticulatum from sphagnum in Denmark is described in detail and illustrated by photomicrographs. The nematodes exhibit an unusual asymmetry, the right side having a cuticular network of " ...
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Free-living marine nematodes from Biscayne Bay, Florida. VI. Ceramonematidae: systematics of Pselionema annulatum var. beauforti Chitwood, 1936, and a note on the production and transport of an egg capsule \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Hopper, B.E. \ 1973
Pselionema annulatum var. beauforti is redescribed from specimens collected from Biscayne Bay, Florida, USA, and from Chitwood's type material. Females carry their eggs in sacs attached externally at the vulva and embryogenesis takes place within the ...
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Free-living marine nematodes from Biscayne Bay, Florida. VII. Enoplidae: Enoplus species in Biscayne Bay with observations on the culture and bionomics of E. paralittoralis Wieser, 1953 \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Hopper, B.E. \ Cefalu, R.C. \ 1973
Enoplus geminivelatus n.sp. and E. paralittoralis are described from Biscayne Bay, Florida, USA. E. geminivelatus is most closely related to E. velatus (the 2 are regarded as "germinate" or "twin" species) but is smaller in size, has the cephalic sut ...
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African species of the genus Belondira Thorne, 1939 \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Coomans, A. \ Baqri, Q. \ 1972
Belondira tumicauda n.sp. from tea plantation soil and from soil around the roots of Ageratum conizoides in a coffee plantation in Ituri, Zaire, is described and figured. The new species is close to B. bulbosa, differing mainly in the absence of male ...
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Two new species of Scutellonema from cultivated soils in Africa with a description of Hoplolaimus aorolaimoides sp.n. from Portugal (Nematoda: Hoplolaiminae) \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Siddiqi, M.R. \ 1972
The distribution, hosts and locality of Scutellonema spp. are tabulated. S. labiatum n.sp. from tomato and banana soils from Malawi is bisexual and is characterized by having a projecting, 5 to 7 mu long epiptygma. S. brevistyletum n.sp. found in whe ...
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A review of the genus Zeldia Thorne, 1937 (Nematoda: Cephalobidae) with descriptions of seven new species \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Allen, M.W. \ Noffsinger, E.M. \ 1972
The diagnosis of the genus Zeldia is emended to include species having one, 2 or 3 tooth-like structures associated with the cheilorhabdions. The following new species, all from soil round plant roots, are described: Z. feria n.sp. from the Netherlan ...
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Anchobelondira clavicauda gen.n., sp.n. (Nematoda, Belondiridae) from South Africa \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Nair, P. \ Coomans, A. \ 1971
Anchobelondira n.g. is characterized by having a slender anterior part of the oesophagus forming a pyriform expansion at its posterior end and being separated from the posterior part by an isthmus-like portion, by having paired gonads and a clavate t ...
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Description of a plesiotype male for Anomyctus xenurus Allen, 1940 (Nematoda: Aphelenchoididae) \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Nickle, W.R. \ 1971
The only known male specimen of Anomyctus xenurus from roots of desert plants in California, USA, is described and illustrated. The author concludes that although the disclike lip region and the linear stylet are useful in the diagnosis of Anomyctus, ...
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Rogerus rosae sp.n. (Nematoda: Cylindrolaiminae) from Marathwada, India \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Ali, S.M. \ Suryawanshi, M.V. \ Chisty, K.Z. \ 1971
Rogerus rosae n.sp. from soil about roots of rose at Aurangabad, India, is distinguished from R. orientalis and R. rajasthanensis in having a single tooth at the entrance to the stoma, and lacking cephalic setae and glandular organs at the base of th ...
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A new distribution record for the genus Paryphostomum (Echinostomatidae) \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Kingston, N. \ 1970
Paryphostomum segregatum is reported from Cathartes aura teter, shot in Wyoming, USA, in 1930. This is the first record of the genus in the continental USA. The life-cycle is briefly discussed and. related to the migratory habits of the host. M.B-B.
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Aphasmatylenchus straturatus sp. n. (Nematoda: HoPlolaimidae) from West Africa \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Germani, G. \ 1970
Aphasmatylenchus straturatus n.sp. is described from soil around the roots of Arachis hypogaea in Upper Volta, West Africa. This is the 2nd species described in the genus and is characterized by the longitudinal striations of the body annules present ...
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