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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Diagnosen neuer Nematoden aus der Kieler Bucht. [English title not available] \ Kieler Meeresforschungen [Artikel]
Gerlach, S.A. \ 1956
Gerlach gives descriptions and diagnoses of six new genera and 39 new species of marine nematodes collected in samples of sediment from different parts of Kiel Bay. Wieseria n.g. has as its type species W. pica n.sp. This genus is placed in the Oxyst ...
The nematode population of the tropical surf beach of Pernambuco. Brazilian marine nematodes II/Die Nematodenbesiedlung des tropischen Brandungsstrandes von Pernambuco. Brasilianische Meeres-Nematoden II. \ Kieler Meeresforschungen [Artikel]
Gerlach, S.A. \ 1956
Gerlach describes the nematodes found in numerous samples taken from the beach near Recife, Pernambuco, giving numbers of each species found in the various types of environment. Altogether 65 species are named including one new genus and 13 new speci ...
Comparative morphological studies on the soybean cysr nematode, Heterodtra glycines and the clover cyst nematode, H. trifolii (Nematoda: Heteroderidae) \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Hirschmann, H. \ 1956
Hirschmann compared in detail the cysts and contents of Heterodera glycines and H. trifolii. No differences could be found between the cysts or the eggs. Significant morophological differences were found between the second-stage larvae. The body leng ...
Relatedness of ovary length and rate of reproduction in plant nematodes \ Phytopathology : an international journal of the American Phytopathological Society [Artikel]
Hollis, J.P. \ Fielding, M.J. \ 1956
The ratio of ovary length to that of the female body length (O/B) was determined for 240 species of plant nematodes and was correlated with the reproduction rates (RR) of the species. Sedentary tylenchs of the Meloidogyne, Heterodera, Nacobbus, Tylen ...
Culture of Dorylaimus ettersbergensis in vitro \ The Plant disease reporter : published as a service to American agriculture [Artikel]
Hollis, J.P. \ Fielding, M.J. \ 1956
Dorylaimus ettersbergensis de Man, 1885 is reported for the first time as having been successfully cultured in petri dishes of aqueous agar. The nematode reproduced rapidly in culture, feeding on the conidia of a monileaceous fungus (? Cephalothecium ...
Paratylenchus projectus, new species (Nematoda, Criconematidae), with a key to the species of Paratylenchus \ Journal of the Washington Academy of Sciences [Artikel]
Jenkins, W.R. \ 1956
No male is known for Paratylenchus projectus n.sp. The females average 373 micro long, a=18.7, b=4.0, 0=15.4, V=84.3% and stylets average 31.8 micro long. There is no sper-matheca and no post-vulval uterine sac. The lip region is truncate and slightl ...
Paratylenchus dianthus, n.sp. (Nematoda, Criconematidae), a parasite of carnation \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Jenkins, W.R. \ Taylor, D.P. \ 1956
Paratylenchus dianthus n.sp. is described and figured. It appears to cause poor growth of green-house carnations. A full differential diagnosis is given. The male occurs frequently and possesses a stylet. The female has no post-vulval sac. J.B.G.
Die Nematoden aus der Torf-Zone der Hochmoore des Oberharzes, nebst Bemerkungen uber gewisse Gruppen der terricolen Begleitfauna (Rotatoria, Acarina, Collembok). \ Archiv für Hydrobiologie [Artikel]
Kischke, U. \ 1956
Kischke has recovered 49 species of nematodes from three peat bogs in the Upper Harz district of north-west Germany. The new forms described are: Chronogaster boettgeri n.sp., Tylenchus (Tylenchus) davainei tenuis n.subsp., and Criconemoides morgense ...
Sôbre um nematódeo do gênero Pratylenchus, parasito das raízes de Allium cepa \ Revista de Agricultura / Sao Paulo [Artikel]
Lordello, L.G.E. \ 1956
ROOT-LESION NEMATODE DISEASE OF ONION (SUMMARY) Onion plantations carried out at Ribéirao Prêto, State of S. Paulo, Brazil, showed rather large areas in which the plants did not grow properly, while in the adjacent fields they were growing vigorously ...
Nematóides que parasitam a soja na região de Bauru \ Bragantia : boletim tecnico da Divisao de Experimentacao e Pesquisas [Artikel]
Lordello, L.G.E. \ 1956
One of the serious detriments to soybean (Glycine max (L.) Merr.) cultivation in the State of S. Paulo, Brazil, are root-parasitic nematodes. A study of infected material collected at Bauru, where at least two distinct soybean varieties were cultivat ...
Novas Observacões sôbre os nematódeos que parasitam a batatinha no es. de s. paulo \ Revista de Agricultura / Sao Paulo [Artikel]
Lordello, L.G.E. \ Zamith, A.P.L. \ 1956
Helicotylenchus nannus Steiner, 1945 is redescribed from potato. No males were found. It occurred in the pustules formed on the tubers by Pratylenchus sp. and in large numbers in the soil. Meloidogyne javanica, apparently subspecies bauruensis Lordel ...
Mononchus coronatus n. sp. (Nematoda, Mononchidae) \ Revista do Instituto Adolfo Lutz [Artikel]
Carvalho, J.C. \ 1956
Mononchus coronatus n.sp. is described and figured. It is characterized by a crown-like elevation of the lip region and by the single, short, prodelphic ovary. It is placed in the subgenus Prionchulus. Only the female was found.
Helicotylenchus nannus (description of the male) e Rotylenchus iperoiguensis n. sp. \ Revista do Instituto Adolfo Lutz [Artikel]
Carvalho, J.C. \ 1956
The male of Helicotylenchus nannus (Helicotylenchus dihystera) is described and figured for the first time. The head has four or five annules, the orifice of the dorsal oesophageal gland lies well behind the spear base, the tail is relatively short a ...
Mononchus soutoi sp.n. (Neraatoda, Mononchidae) \ Revista Brasileira de biologia [Artikel]
Carvalho, J.C. De \ 1956
Mononchus soutoi n.sp. differs from its nearest relative, M. trionchus, in its size which is 2.3-2.8 mm. as compared with 4.1 mm., in having the pharynx more than twice as deep as wide and in having a conoid tail with a valved ampulla. It was found i ...
A revision of the genus Haliplectus Cobb, 1913 \ Proceedings of the Helminthological Society of Washington : a semiannual journal of research devoted to helminthology and all branches of parasitology [Artikel]
Chitwood, B.G. \ 1956
Examination of Cobb's original description and figures of Haliplectus pellucidus, and of his unpublished sketches, proves that the genus belongs to the Leptolaimidae. The generic diagnosis is revised and three new species are added from Cobb's unpubl ...
Nematodes, their kinds and characteristics \ Bulletin / State Plant Board of Florida [Artikel]
Chitwood, B.G. \ Birchfield, W. \ 1956
This is a popular paper giving a short account of the different kinds of parasitism shown by plant-parasitic nematodes, followed by illustrated descriptions of the main groups of nematodes, the crops attacked, the damage caused and some general contr ...
A new nematode genus, Meloidodera, linking the genera Heterodera and Meloidogyne \ Phytopathology : an international journal of the American Phytopathological Society [Artikel]
Chitwood, B.G. \ Hannon, C.I. \ Esser, R.P. \ 1956
A new nematode genus, Meloidodera, and the type species, Meloidodera floridensis, parasitic on roots of the southern slash pine, Pinus elliottii, are described. The nematode is considered to be a link between Heterodera and Meloidogyne.
Meloidogyne acronea, a new species of root-knot nematode \ Nature : international journal of science [Artikel]
Coetzee, V. \ 1956
Coetzee describes Meloidogyne acronea n.sp. first found on the roots of Sorghum vulgare [Sorghum bicolor] in Cape Province and transferred to beans and tomatoes. Measurements are given of adult males and females and of larvae and eggs. This species d ...
Studies of plant and soil nematodes. 1. Two new species from Queensland \ Queensland journal of agriculture science [Artikel]
Colbran, R.C. \ 1956
Hemicycliophora truncata n.sp. is described and figured associated with the roots of Rhodes grass Chloris gayana. It is characterized by the posterior position of the vulva and the presence of loose cuticle reflexed behind the tail. Trichodorus minor ...
Physiologic races of the burrowing nematode \ Phytopathology : an international journal of the American Phytopathological Society [Artikel]
Ducharme, E.P. \ Birchfield, W. \ 1956
In the field there appear to be two, possibly three, biological races of Radopholus similis, one specific to banana, one to both banana and citrus and the third to citrus. The behaviour of the first two races was confirmed by pot experiment. A table ...
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