Results 111 to 120 of about 10,751,966 (215)

A-Species [PDF]

open access: yes, 2023
We introduce a generalized notion of combinatorial species called $A$-species, where $A$ is a Hopf algebra. The role played by the symmetric group, $S_n$, in the classical theory of species is now replaced with the wreath product $A\wr S_n$. We show that
Hausmann, Erin
core  

Systematic reappraisal of species in Phoma section Paraphoma, Pyrenochaeta and Pleurophoma [PDF]

open access: yes, 2010
Sequence data from the 18S nrDNA (SSU) and 28S nrDNA (LSU) regions of isolates of Phoma section Paraphoma were compared with those of representative isolates of the morphologically similar anamorph genera Pleurophoma and Pyrenochaeta and of the type ...
Verkley, G.J.M.   +6 more
core   +1 more source

Astyanax henseli, a new name for Tetragonopterus aeneus Hensel, 1870 from southern Brazil (Teleostei: Characiformes)

open access: yesNeotropical Ichthyology
Tetragonopoterus aeneus Hensel (1870) is removed from synonymy with Astyanax fasciatus (Cuvier, 1819), revalidated and redescribed as A. henseli to avoid homonymy. Astyanax henseli differs from A. fasciatus stricto sensu and other Astyanax species by the
Filipe A. G. de Melo, Paulo A. Buckup
doaj   +1 more source

Colletotrichum caudatum s.l. is a species complex

open access: yesIMA Fungus, 2014
Colletotrichum caudatum sensu lato is a widespread fungal pathogen of warm-season grasses. The fungus is easily differentiated from other Colletotrichum species through the presence of a unique filiform appendage at the apex of the conidium. Multi-locus phylogenetic analysis of four DNA sequence markers from 21 isolates of C. caudatum s.l.
openaire   +2 more sources

Reproductive isolation in two strains of the marine rotifer Brachionus cf. ibericus (Rotifera, Monogononta) from Quintana Roo, México [PDF]

open access: yesBiodiversity Data Journal
In the Yucatán Peninsula, no reproductive analyses have been conducted on clones of the Brachionus plicatilis species complex, a group of significant economic, ecological and evolutionary importance.
Ailem Guadalupe Marin-Chan   +3 more
doaj   +3 more sources

Oregon Invasive Species Council

open access: yes, 2017
Title from PDF caption (viewed on July 8, 2020).This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program.

core  

Texas Capitol Complex Update

open access: yes
Newsletter from the Texas Capitol Complex Project discussing news and updates about phase II, as well as other information related to construction and the implementation of the master plan for the state capitol complex adopted in ...
State of Texas Capitol Complex Project
core   +2 more sources

Description of Paratylenchus (Gracilacus) straeleni (De Coninck, 1931) Oostenbrink, 1960 (Nematoda: Criconematoidea, Tylenchulidae) from hazelnut in Turkey and its comparison with other world populations

open access: yesHelminthologia, 2015
Paratylenchus (Gracilacus) straeleni (De Coninck, 1931) Oostenbrink, 1960 was detected for the first time in Turkey. Our studied population was found in the rhizosphere soil of hazelnut orchards in Ordu. Females and males were studied morphologically and
Akyazi F.   +6 more
doaj   +1 more source

Ring Trials on Obsoletus Complex Species [PDF]

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 2009
Resumen en inglès, ver archivo ...
Cetre-Sossah, Catherine   +5 more
openaire   +1 more source

First record of males of Cypridopsis vidua (Crustacea, Ostracoda) species complex for Europe

open access: yesJournal of Limnology
Until recently, only asexually reproducing populations were known in Cypridopsis vidua, a species complex with one of the widest geographical distributions among non-marine ostracods.
Giampaolo Rossetti   +2 more
doaj   +1 more source

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