Matches in SemOpenAlex for { <https://semopenalex.org/work/W2029386570> ?p ?o ?g. }
Showing items 1 to 90 of
90
with 100 items per page.
- W2029386570 endingPage "448" @default.
- W2029386570 startingPage "439" @default.
- W2029386570 abstract "As with other plants having a relatively simple morphology, solitary palms are useful biological models for studying the life histories of long-lived plants. In the first study to investigate the life history of Borassus aethiopum, a widespread dioecious palm growing in African savannas, we found that: (1) the number of leaves increased up to reproductive maturity and then decreased during the reproductive period, while height increased throughout life; (2) female fecundity, measured as the number of seedlings within a few meters under the female canopies, decreased markedly in old individuals with few leaves; and (3) height distribution was strongly bimodal. This bimodality was due to variations in the stem elongation rate during the life of the palm and the accumulation of adults with low mortality rates in the taller height classes. The observed pattern of fecundity and number of leaves in relation to height clearly suggests a senescence period that began just after sexual maturity and appeared to be protracted. Comparisons between the life history of B. aethiopum and the life histories of some forest palms showed that environmental conditions cannot in themselves explain the various palm life histories. Comme toutes les plantes avec une morphologie assez simple, les palmiers solitaires sont des modèles biologiques utiles pour l'étude des stratégies biodémographiques des plantes longévives. Par une première étude de Borassus aethiopum, un palmier dioïque des savanes africaines, nous avons montré que (1) le nombre de feuilles croît jusqu'à la maturityé sexuelle, puis décroît au cours de la période de reproduction, pendant que la croissance en hauteur se poursuir; (2) la fécondité, estimée par le nombre de plantules trouvées au pied de chaque femelle, décroît pour les individus âgés qui ont peu de feuilles; (3) les distributions en classes de hauteur des populations étudíéees sont nettement bimodales; cela peut être expliqué par des variations de la vitesse d'accroissement en hauteur et [‘accumulation d'adultes, dont le taux de survie est relativement élevé, dans les classes de taille supérieures. Le patron observé pour la fécondité, et le nombre de feuilles définit nettement une phase de sénescence qui commence juste après la maturityé sexuelle, et semble longue. La comparaison entre Borassus aethiopum et des palmiers forestiers montre que les conditions du milieu ne peuvent expliquer à elles seules leurs différentes stratégies biodémographiques." @default.
- W2029386570 created "2016-06-24" @default.
- W2029386570 creator A5066525475 @default.
- W2029386570 creator A5068424278 @default.
- W2029386570 date "1999-09-01" @default.
- W2029386570 modified "2023-09-23" @default.
- W2029386570 title "Population Structure and Life Cycle of Borassus aethiopum Mart.: Evidence of Early Senescence in a Palm Tree1" @default.
- W2029386570 cites W1978053862 @default.
- W2029386570 cites W1979433210 @default.
- W2029386570 cites W1981091228 @default.
- W2029386570 cites W1984541328 @default.
- W2029386570 cites W2000007534 @default.
- W2029386570 cites W2041922074 @default.
- W2029386570 cites W2048614894 @default.
- W2029386570 cites W2083213327 @default.
- W2029386570 cites W2088015580 @default.
- W2029386570 cites W2088152393 @default.
- W2029386570 cites W2106054920 @default.
- W2029386570 cites W2140430602 @default.
- W2029386570 cites W2313857497 @default.
- W2029386570 cites W2315385268 @default.
- W2029386570 cites W2316085606 @default.
- W2029386570 cites W2319157721 @default.
- W2029386570 cites W2319922197 @default.
- W2029386570 cites W2325088155 @default.
- W2029386570 cites W2330181753 @default.
- W2029386570 cites W4232271905 @default.
- W2029386570 doi "https://doi.org/10.1111/j.1744-7429.1999.tb00386.x" @default.
- W2029386570 hasPublicationYear "1999" @default.
- W2029386570 type Work @default.
- W2029386570 sameAs 2029386570 @default.
- W2029386570 citedByCount "32" @default.
- W2029386570 countsByYear W20293865702012 @default.
- W2029386570 countsByYear W20293865702013 @default.
- W2029386570 countsByYear W20293865702014 @default.
- W2029386570 countsByYear W20293865702015 @default.
- W2029386570 countsByYear W20293865702017 @default.
- W2029386570 countsByYear W20293865702018 @default.
- W2029386570 countsByYear W20293865702020 @default.
- W2029386570 countsByYear W20293865702022 @default.
- W2029386570 countsByYear W20293865702023 @default.
- W2029386570 crossrefType "journal-article" @default.
- W2029386570 hasAuthorship W2029386570A5066525475 @default.
- W2029386570 hasAuthorship W2029386570A5068424278 @default.
- W2029386570 hasConcept C121332964 @default.
- W2029386570 hasConcept C144024400 @default.
- W2029386570 hasConcept C144027150 @default.
- W2029386570 hasConcept C149923435 @default.
- W2029386570 hasConcept C18903297 @default.
- W2029386570 hasConcept C2908647359 @default.
- W2029386570 hasConcept C2992101111 @default.
- W2029386570 hasConcept C59822182 @default.
- W2029386570 hasConcept C62520636 @default.
- W2029386570 hasConcept C67283656 @default.
- W2029386570 hasConcept C86803240 @default.
- W2029386570 hasConcept C94598645 @default.
- W2029386570 hasConceptScore W2029386570C121332964 @default.
- W2029386570 hasConceptScore W2029386570C144024400 @default.
- W2029386570 hasConceptScore W2029386570C144027150 @default.
- W2029386570 hasConceptScore W2029386570C149923435 @default.
- W2029386570 hasConceptScore W2029386570C18903297 @default.
- W2029386570 hasConceptScore W2029386570C2908647359 @default.
- W2029386570 hasConceptScore W2029386570C2992101111 @default.
- W2029386570 hasConceptScore W2029386570C59822182 @default.
- W2029386570 hasConceptScore W2029386570C62520636 @default.
- W2029386570 hasConceptScore W2029386570C67283656 @default.
- W2029386570 hasConceptScore W2029386570C86803240 @default.
- W2029386570 hasConceptScore W2029386570C94598645 @default.
- W2029386570 hasIssue "3" @default.
- W2029386570 hasLocation W20293865701 @default.
- W2029386570 hasLocation W20293865702 @default.
- W2029386570 hasOpenAccess W2029386570 @default.
- W2029386570 hasPrimaryLocation W20293865701 @default.
- W2029386570 hasRelatedWork W1482662886 @default.
- W2029386570 hasRelatedWork W1985335079 @default.
- W2029386570 hasRelatedWork W2000288672 @default.
- W2029386570 hasRelatedWork W2066820311 @default.
- W2029386570 hasRelatedWork W2075165974 @default.
- W2029386570 hasRelatedWork W2088062465 @default.
- W2029386570 hasRelatedWork W2093219713 @default.
- W2029386570 hasRelatedWork W2135241372 @default.
- W2029386570 hasRelatedWork W2319764046 @default.
- W2029386570 hasRelatedWork W4307720133 @default.
- W2029386570 hasVolume "31" @default.
- W2029386570 isParatext "false" @default.
- W2029386570 isRetracted "false" @default.
- W2029386570 magId "2029386570" @default.
- W2029386570 workType "article" @default.