Matches in SemOpenAlex for { <https://semopenalex.org/work/W2137806630> ?p ?o ?g. }
Showing items 1 to 82 of
82
with 100 items per page.
- W2137806630 endingPage "458" @default.
- W2137806630 startingPage "449" @default.
- W2137806630 abstract "The dispersal system of Palicourea rigida (Rubiaceae), a common woody species of neotropical savannas, was studied in a seasonal Venezuelan savanna. Production and consumption of fruits, dispersal agents, feeding behaviour, transport and effects on seed viability, were investigated by field observations, cage experiments and viability tests. To compare different dispersers, quantitative and qualitative dispersal parameters were calculated. About 59% of the fruit crop was dispersed successfully by birds. Although 10 different bird species consumed the fruits of Palicourea rigida , three bird species dispersed 79% of the fruits ( Tyrannus melancholicus , Molothrus bonariensis and Elaenia chiriquensis ). T. melancholicus (Tyrannidae) was the most important dispersal agent, with more than 39% of dispersed seeds. In contrast to the predictions of the specialization vs. generalization paradigm, this system achieves high effectiveness by means of predominantly unspecialized traits in both the plant and the dispersers. Se estudió el sistema de dispersión de Palicourea rigida (Rubiaceae), una leñosa común de las sabanas neotropicales, en una sabana estacional de Venezuela. Mediante observaciones de campo y experimentos en jaulas y en el laboratorio, se estudiaron paramétros tales como producción, transporte y consumo de frutos, los agentes dispersores y su comportamiento y los efectos sobre la viabilidad de las semillas. Para comparar los agentes de dispersión se estimaron paramétros cualitativos y cuantitativos. Cerca del 59% de la cosecha total de frutos fue dispersada existosamente por pájaros. Aunque los frutos fueron consumidos por diez especies de aves, el 79% de los frutos fueron dispersados por solamente tres especies ( Tyrannus melancholicus, Molothrus bonariensis y Elaenia chiriquensis ). T. melancholicus (Tyrannidae) fue el más importante agente dispersor con más del 39% del total de semillas dispersadas. En contraste con el paradigma de especialización vs. generalización, este sistema alcanza alta efectividad pero se caracteriza por rasgos poco especializados, tanto en la planta como en los dispersores." @default.
- W2137806630 created "2016-06-24" @default.
- W2137806630 creator A5009572843 @default.
- W2137806630 creator A5030979390 @default.
- W2137806630 creator A5062717240 @default.
- W2137806630 creator A5074065738 @default.
- W2137806630 date "2001-04-27" @default.
- W2137806630 modified "2023-09-25" @default.
- W2137806630 title "Seed dispersal in <i>Palicourea rigida</i>, a common treelet species from neotropical savannas" @default.
- W2137806630 cites W1518798038 @default.
- W2137806630 cites W1561891870 @default.
- W2137806630 cites W1972974187 @default.
- W2137806630 cites W1989481748 @default.
- W2137806630 cites W1995983033 @default.
- W2137806630 cites W1999739991 @default.
- W2137806630 cites W2008426732 @default.
- W2137806630 cites W2017180172 @default.
- W2137806630 cites W2025768995 @default.
- W2137806630 cites W2027211213 @default.
- W2137806630 cites W2030611484 @default.
- W2137806630 cites W2106209649 @default.
- W2137806630 cites W2130827359 @default.
- W2137806630 cites W2146382454 @default.
- W2137806630 cites W2152503279 @default.
- W2137806630 cites W2153654748 @default.
- W2137806630 cites W2316162414 @default.
- W2137806630 cites W2318647543 @default.
- W2137806630 cites W2330458246 @default.
- W2137806630 cites W637974052 @default.
- W2137806630 doi "https://doi.org/10.1017/s0266467401001304" @default.
- W2137806630 hasPublicationYear "2001" @default.
- W2137806630 type Work @default.
- W2137806630 sameAs 2137806630 @default.
- W2137806630 citedByCount "15" @default.
- W2137806630 countsByYear W21378066302012 @default.
- W2137806630 countsByYear W21378066302013 @default.
- W2137806630 countsByYear W21378066302014 @default.
- W2137806630 countsByYear W21378066302016 @default.
- W2137806630 crossrefType "journal-article" @default.
- W2137806630 hasAuthorship W2137806630A5009572843 @default.
- W2137806630 hasAuthorship W2137806630A5030979390 @default.
- W2137806630 hasAuthorship W2137806630A5062717240 @default.
- W2137806630 hasAuthorship W2137806630A5074065738 @default.
- W2137806630 hasBestOaLocation W21378066302 @default.
- W2137806630 hasConcept C144024400 @default.
- W2137806630 hasConcept C149923435 @default.
- W2137806630 hasConcept C184932067 @default.
- W2137806630 hasConcept C2780041788 @default.
- W2137806630 hasConcept C2908647359 @default.
- W2137806630 hasConcept C47559259 @default.
- W2137806630 hasConcept C59822182 @default.
- W2137806630 hasConcept C86803240 @default.
- W2137806630 hasConceptScore W2137806630C144024400 @default.
- W2137806630 hasConceptScore W2137806630C149923435 @default.
- W2137806630 hasConceptScore W2137806630C184932067 @default.
- W2137806630 hasConceptScore W2137806630C2780041788 @default.
- W2137806630 hasConceptScore W2137806630C2908647359 @default.
- W2137806630 hasConceptScore W2137806630C47559259 @default.
- W2137806630 hasConceptScore W2137806630C59822182 @default.
- W2137806630 hasConceptScore W2137806630C86803240 @default.
- W2137806630 hasIssue "3" @default.
- W2137806630 hasLocation W21378066301 @default.
- W2137806630 hasLocation W21378066302 @default.
- W2137806630 hasOpenAccess W2137806630 @default.
- W2137806630 hasPrimaryLocation W21378066301 @default.
- W2137806630 hasRelatedWork W2024475752 @default.
- W2137806630 hasRelatedWork W2027989916 @default.
- W2137806630 hasRelatedWork W2072606537 @default.
- W2137806630 hasRelatedWork W2150246752 @default.
- W2137806630 hasRelatedWork W2168017034 @default.
- W2137806630 hasRelatedWork W2314010159 @default.
- W2137806630 hasRelatedWork W2336949764 @default.
- W2137806630 hasRelatedWork W2460713920 @default.
- W2137806630 hasRelatedWork W2735505108 @default.
- W2137806630 hasRelatedWork W3042563890 @default.
- W2137806630 hasVolume "17" @default.
- W2137806630 isParatext "false" @default.
- W2137806630 isRetracted "false" @default.
- W2137806630 magId "2137806630" @default.
- W2137806630 workType "article" @default.