Doctorat (Biologie et Ecologie végétale)
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Soumissions récentes
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Caractérisation phénotypique et génotypique des bactéries nodulant la légumineuse du genre Phaseolus
(جامعة الإخوة منتوري قسنطينة, 2017-06-15)The symbiosis Rhizobium-legumes is a natural process, which can benefit the plant by the assimilation of atmospheric nitrogen. In Algeria, beans or Phaseolus are leguminous plants that play a prominent role in human ... -
Evaluation des indicateurs de la désertification dans les écosystèmes steppiques,
(جامعة الإخوة منتوري قسنطينة, 2017-07-03)This study examines the effects of livestock grazing on plant communities of arid steppe ecosystems, in central steppe rangelands of Algeria, Hodna basin. In addition, how land use changes over the past 30 years.Desertification ... -
Caractérisation Botanique et moléculaire du palmier dattier (Phœnix dactylifera L.) de la région de Bou-Sâada.
(جامعة الإخوة منتوري قسنطينة, 2017-07-11)The study of the genetic diversity of the date palm of the Oasis of Bou-Saâda led us to make an inventory of palm trees in the four zones Djenane Btom, Djenane Nakhara, Dejnane Hmaïd, and Djenane khachbat mimoum, ... -
Etude de l’élimination de deux colorants (Cristal violet et Jaune d’alizarine) par des procédés photochimiques en milieu homogène (lumière artificielle et solaire) et en milieu hétérogène (TiO2/UV et ZnO/UV).
(2017-05-18)This study is focused in the application of different advanced oxidation processes in a homogeneous and heterogeneous phase for the treatment of two dyes: the AY and the CV. The direct photolysis of dyes by the artificial ... -
Diversité biologique dans les Triticum et Hordeum , possibilités de création d’une nouvelle variabilité génétique.
(2017-06-28)The aim of this study is to characterize and first express the biological diversity of a number of the genotypes of the Triticum and Hordeum genus in order to know the basic traits that can be exploited in the improvement ... -
Caractérisation phénotypique et génotypique des bactéries nodulant la légumineuse du genre Phaseolus
(2017-06-15)he symbiosis Rhizobium-legumes is a natural process, which can benefit the plant by the assimilation of atmospheric nitrogen. In Algeria, beans or Phaseolus are leguminous plants that play a prominent role in human ... -
Approche morphologique ,physiologique et biochimique de la fertilité des bourgeons latents de lavigne (Vitis vinifera L.)
(جامعة الإخوة منتوري قسنطينة, 2017-04-12)L’objectif principal de cette étude était de mettre en évidence les différences inter-variétales de la fertilité des bourgeons latents de 18 cépages (13 autochtones et 5 introduits) de vigne (Vitis vinifera L.) cultivés à ... -
Etude des relations Lumbricidae – éléments traces métalliques en conditions naturelles et contrôlées.
(جامعة الإخوة منتوري قسنطينة, 2016-11-24)The bank soils of Rhumel wadi subject to anthropogenic pressures from human activities. These activities are a source of soil contamination by trace metals (TM). As soil chemical measures are insufficient, the determination ... -
Le genre Vicia L. en Algérie Caractérisation de 11 taxa naturels
(جامعة الإخوة منتوري قسنطينة, 2017-05-15)The Convention on Biological Diversity affirms the sovereign right of states to derive equitable benefits from the use of plant genetic resources present on their territories. This right is, however, linked to the national ... -
Etude écophysiologique, développement et importance des plantes médicinales du genre Mentha dans le Parc National d’El-Kala (Nord-Est Algérie)
(جامعة الإخوة منتوري قسنطينة, 2017-03-14)Mentha species are widely used by native habitants of El-Tarf region, as condiment, flavor or herb in culinary preparations but also used for therapeutic properties as carminative, sedative, antispasmodic and well known ... -
Etude de l’effet de l’interaction du molybdene avec l’azote chez les fabacees cultivees en milieu salin
(جامعة الإخوة منتوري قسنطينة, 2017-03-12)In Algeria grain legumes are considered as an important nourishing food, they are very rich in proteins. Molybdenum has an important role in several biological processes in plants, that is why our research focuses on three ... -
Etude morphologique, biochimique, physiologique et biologique de quelques populations de Teucrium polium L. Capitatum dans l’Est algérien
(جامعة الإخوة منتوري قسنطينة, 2017-01-26)The purpose of our work has focused on the study of Teucrium polium L. Capitatum, which is a widespread medicinal plant in algerian steppes. Several study topics were investigated such as the morphology, physio-biochemical ... -
Les perturbations climatiques et leurs incidences possibles sur l'ecosystème forestier de la Mahouna Guelma
(2016-11-23)Mediterranean ecosystems are considered paricularly sensitive to climate change. Any change of climatic factors affects the structure and the functioning of these ecosystems and has influence on the plant productivity. ... -
Production de génotypes mutants chez le blé dur (Triticum durum)
(2016-12-01)The exploitation of natural and induced genetic diversity is the basic condition for the improvement of the plant in the development of varieties with desired traits. For this purpose the application of physical and ... -
Cartographie de la variabilité thermique des écosystèmes forestiers de l’Est algérien
(جامعة الإخوة منتوري قسنطينة, 2016-11-30)Algerian forest patrimony is estimated at 4 million hectares, including forests, Scrub and brush. This forest is exposed to natural and anthropogenic hazards that cause severe degradation resulting mainly in continued ... -
Exploration des potentialites therapeutiques de la phytopharmacopee traditionnelle algerienne
(جامعة الإخوة منتوري قسنطينة, 2016-12-15)The wound healing potentialities of traditional Algerian phyto-pharmacopeia lie usually in some oily preparations, that their nutritional and pharmacological properties are related to an overall and synergic action of ... -
Efficience de l’utilisation de l’eau chez le blé dur
(جامعة الإخوة منتوري قسنطينة, 2017-03-15)Water use efficiency is considered as an important characteristic associated with crops drought tolerance crops. The current thesis is based on the study of the physiological and molecular mechanisms of water use efficiency ... -
Sélection in vitro pour la tolérance au stress hydrique chez le blé dur (Triticum durum Desf)
(جامعة الإخوة منتوري قسنطينة, 2017-05-14)The in vitro evaluation of three durum wheat genotypes (Djenah Khetifa, Oued Zenati and Waha( to water stress tolerance simulated in vitro by different concentrations of PEG 6000 indicated significant differences among ... -
Effet PGPR des souches de Pseudomonas fluorescens isolées de la rhizosphère du blé cultivé dans la région de Constantine
(Universite des freres mentouri constantine, 2016-11-16)Fluorescent pseudomonas can suppress various soilborne diseases, and their efficacy related both; to their antagonistic activities and rhizosphere competitiveness. This study was designed to isolate antagonistic Pseudomonas ... -
دراسة تأثير المكافحة البيولوجية والمعاملة الهرمونية على بعض أمراض أصناف الحمص (Cicer arietinum L.)
(جامعة الإخوة منتوري قسنطينة, 2017-05-11)Chickpea (Cicer arietinum L.) occupies an important place among food pulses for being an essential source of protein in many countries of the world or locally in Algeria. Many obstacles face the cultivation of chickpea in ...
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