Faculté des sciences de la nature et de la vie: Recent submissions

Voici les éléments 441-460 de 1987

Un apprêt des paramètres de reproduction et de production Chez les bovin laitier

DRIDECHE, Yacine (2022)

Our study, which took place at the level of a private holding in the Tiaret region, concerned the productive and reproductive performance of dairy cows. The purpose of the survey was to monitor a number of modern dairy ...
Approche comparative de la qualité des sols entre le semis direct et le labour conventionnel

Kari Ayat Ellah, Mohamed Elhabib; Benkhelifa, Mohamed (2022)

The comparative study of the work, the quality of the grounds between the direct seeding and the conventional plowing in Algerian arid zone showed a difference in behavior of the cultures and an evolution of the ...
Etude de la qualité des eaux de baignade de la plage de Sonacter

Benhalima, Amina; Elahouel, Halima (2022)

The sea has always been considered as a universal receptacle for all forms of pollution generated by human activities, which have systematically led to physico-chemical and bacterial pollution at the level of the coast, ...
Etude de la fécondité des échinodermes (Holothuries) de la côte de Mostaganem

ABDELAZIZ, Bochra (2022)

In this study, we present some species of sea cucumbers common to the Algerian coast, namely the Mostaganem coast. 43 individuals of the species studied are collected in different regions of the Mostaganem coast, between ...
Etude statistique de la flottille de pêche et des débarquements de différentes espèces pêchés au niveau de la wilaya maritime de Mostaganem.

Boulafrad, Abir; Boutoula, Fatima zohra (2022)

This work aims to study fishing and its statistics at the level of the ports of La Salamandre and that of Sidi Lakhdar in the wilaya of Mostaganem over a period extending from 2011 to 2022. At the port of La Salamandre, ...
Influence des facteurs environnementaux sur le niveau de contamination microbiologique des zones de production des mollusques bivalves

Belkihal, Leila (2022)

The present work was carried out in order to evaluate the effect of fluctuations in physico-chemical parameters such as temperature, pH, conductivity and salinity on the temporal distribution of different viable bacterial ...
qu'es ce l’épigénétique et quels en sont les impacts sur la production laitière

SLIMANI, Romaissa (2022)

This study analyzes the effect of epigenetic essentially mastitis and undernourishment and milking frequency on milk production, the quantity point of view in a farm located in the AIN DEFLA region. The research concerned ...
Effets de la zone de pâturage sur les qualités physicochimiques et nutritionnelles des viandes ovine

Bouzid, Mohamed Cherif; TEDLAOUTI, Sidi Mohamed El Amine (2022)

The aim of our work is to contribute to characterizing the physicochemical quality of a type of red meat most consumed in sheep meat from two states. Tiaret and Saeeda, the back, and the thigh of the sheep's dabiha. Mean ...
Elaboration d’une pommade anti inflammatoire naturelle à base de mucilage de Lepidium sativum

MAIZA, CHAIMAE (2022)

The main objective of our work is to formulate a natural anti-inflammatory ointment from the mucilage of Lepidium sativum. We started by extracting the mucilage from the seeds of L. sativum, then the natural ointment was ...
Le gène Klotho Expression, régulation et applications

KHADAR, FATIMA (2022)

Since researchers practice transgenesis, many genes have been discovered by the loss of their functions and the Klotho gene is one of them. The regulation of this gene allows it to express itself by giving a protein in ...
Effet antimicrobien des composés phénoliques des graines de Foeniculum vulgare sur la qualité d’un lait fermenté type yaourt étuvé

GOUAICH, Hadjira; MEKEMECHE, Rachida (2022)

The objective of this work is to design a new food product, namely a fermented milk such as steamed yogurt based on fennel seed extract rich in bioactive compounds of interest to health and which could be a ready project ...
Valorisation des coproduits issus de la mer au niveau du port de Mostaganem

Merhoul, Halima; Sana, Nour Fatma (2022)

Fishery products play a very important role in the economic activity of the major countries of the countries of the world. For this purpose the objective of our project of end of study consists in making a valorization ...
L’effet de certains antibiotiques pour certaines bactéries lactiques

GANA, Ilhem (2022)

We have established the resistance profile of 6 strains of lactic acid bacteria against 3 antibiotics from different families. Our study was initially devoted to the identification of the genera of lactic acid bacteria ...
Etude démographique de la « patelle noire » Cymbula safiana (Lamarck, 18019) au niveau de la côte de Mostaganem

CHENANE, Rabha (2022)

The current study represents a demographic study of "the black limpet" Cymbula safiana (lamarck 1819) on Mostaganem coasts. A comparison has been committed with anterior data of two different zones (Kharouba and port of ...
Etude de la flore algale benthique : synthèse de la distribution spécifique et spatiale, et leurs intérêts dans la bio surveillance des zones humides côtières Mostaganem.

Lakehal, Souheyla (2022)

Benthic marine plant macro-algae often used as sentinel species are very interesting and are also used in bio monitoring and assessment of the quality of coastal marine ecosystems. Our theme is a synthesis of preliminary ...
Mise en évidence de l’influence de quelques paramètres physico-chimiques sur le développement fongique dans les eaux cotières mostaganémoise

DJELTI, HALIMA (2022)

This work presents the results of mycological analyzes of the marine waters of the Mostaganemois coast, and the influence of certain physicochemical parameters such as: temperature, pH and chemical oxygen demand (COD) ...
Préparation d’un composite à base de test d’oursin et de carapace de crevette pour l’élimination d’un polluant inorganique le Nickel

Youcef, Sabah (2022)

Textile industry discharges and urban wastewater drain large quantities of heavy metals that represent a potential risk to ecosystems and human health. Among the proposed treatments, adsorption techniques seem particularly ...
Étude de la qualité des eauX de mer des trois sites Sidi medjdoub, SabletteS et salamandRE

GUEBLI, Hanane; LOUAFI, Khadija (2022)

Man is the first responsible for pollution directly or indirectly in the marine environment. This marine pollution results from all the products discharged into the seas and oceans as a result of human activity, it reaches ...
Contribution à une étude sur le choix de la répartition des souches de poulet de chair élevées en Algérie

BERROUACHEDI, MERIEM (2022)

The present study is approached to focus on some broiler strain commonly raised in Algeria. three strains namely Arbor acres, Hubbard and Cobb 500 are concerned for the enhancement of their economic returns based on three ...
Synchronisation des Chaleurs Synchronisation chez les Bovins dans la Wilaya de Chlef

HAMADOUCHE, Abdelkadir (2022)

This study was carried out in the wilaya of Chlef, during the period between February 2022 and June 2022, it concerns 40 cows and heifers of the Holstein, Montbéliarde, Fleckvieh breed, raised on farms under private sector. ...

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