Change of the litter fall, decomposition, and nutrient release in cork oak forest after anthropogenic disturbances in North West of Tunisia

Author(s):  
Mohamed Riadh Mahmoudi ◽  
Beya Bachtobji-Bouachir ◽  
Houcine Sebai ◽  
Mossadok Ben-Attia ◽  
Néziha Ghanem-Boughanmi
2009 ◽  
Vol 34 ◽  
pp. 77-89 ◽  
Author(s):  
Assia Letreuch-Belarouci ◽  
Boumediene Medjahdi ◽  
Noureddine Letreuch-Belarouci ◽  
Kheloufi Benabdeli

RESUME. Diversité floristique des suberaies du Parc National de Tlemcen (Algérie). L’analyse de la diversité floristique des forêts de Hafir Zariffet a révélé l’existence de 211 taxons appartenant à 65 familles et 164 genres. Le nombre de taxons endémiques et/ou rares inventoriés comporte: 1 endémique algérien,7 algéro-marocains, 11 ibéro-algéro-marocains, 7 sont endémiques d’Afrique du Nord et 11 sont des endémiques d’Afrique du Nord et de la Péninsule ibérique. Le nombre des taxons rares s’élève à 26 dont 9 sont en même temps rares est menacés. Des efforts urgents de protection doivent êtres consentis pour préserver le chêne liège ainsi que les espèces endémiques qui lui sont inféodées.Mots clés. Subéraies, inventaire, diversité, Parc National de Tlemcen, Algérie.SUMMARY. Flora diversity of cork oak forest in the National Park of Tlemcen (Algeria). The analysis of the floristic diversity of forest massif “Hafir-Zariffet” in the Tlemcen National Park has revealed the existence of 211 taxa which belong to 65 families and 164 genera. The number of taxa endemic and/or rare includes: 1 endemic algerian, 7 algero-moroccan, 11 ibero-algero-moroccan, 7 are endemic in North Africa and 11 are endemic in Iberian Peninsula and North Africa. The number of rare taxa is 26, 9 are at the same time threatened. Urgent efforts are required to preserve the cork oak as well as endemic species confined to it.Key words. Cork oak forest, inventory, diversity, National Park of Tlemcen, Algeria.


2015 ◽  
Vol 26 (3) ◽  
pp. 323-336 ◽  
Author(s):  
SAÂD HANANE ◽  
NAJIB MAGRI

SummaryCharacterising the habitat use of released captive-bred birds is required to help optimise future avian reintroduction programmes. The critically endangered Double-spurred Francolin Francolinus bicalcaratus ayesha is endemic to north-west Morocco, where it inhabits forests of cork oak Quercus suber. To improve the viability of this threatened population, 300 captive-bred francolins were released into a game reserve, and post-release monitoring was conducted. This study aimed to identify habitat variables determining the habitat selection of the Double-spurred Francolin. Auditory detection was used during transect surveys of calling males to locate birds and their habitat occupation. Comparison of occupied and random plots showed that this bird is found mostly in flat topography with high cover of shrubs and dense cork oak trees, and close to the release site and water points. Conservation of Double-spurred Francolin depends on the choice of the release point within the cork oak forest, which should be in proximity to suitable cover of cork oak trees, shrubs and water points. Such choices would allow a rapid adaptation to prevailing conditions within release sites. Further multi-scale studies are needed to improve our understanding of the effects of ecological factors on the processes of habitat selection by this endemic subspecies.


Forests ◽  
2015 ◽  
Vol 6 (12) ◽  
pp. 2918-2940 ◽  
Author(s):  
Lobna Zribi ◽  
Florent Mouillot ◽  
Fatma Gharbi ◽  
Jean-Marc Ourcival ◽  
Belgacem Hanchi

2013 ◽  
Vol 186 (2) ◽  
pp. 1281-1293 ◽  
Author(s):  
Iain McLellan ◽  
Andrew Hursthouse ◽  
Calum Morrison ◽  
Adélia Varela ◽  
Cristina Silva Pereira

1997 ◽  
Vol 14 (1) ◽  
pp. 12-16
Author(s):  
M. Mejjati Alami ◽  
T.E. Bedell ◽  
S.H. Sharrow ◽  
O. Berkat

2015 ◽  
Vol 17 (8) ◽  
pp. 2922-2934 ◽  
Author(s):  
Adélia Varela ◽  
Celso Martins ◽  
Oscar Núñez ◽  
Isabel Martins ◽  
Jos A. M. P. Houbraken ◽  
...  

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