Impact of cold conservation on the quality of fife varietal of dates. Second international workshop on the sustainability of production systems of date palm in Algeria. Laboratory of ecosystems diversity and dynamics of agricultural production pystems in arid zones, Department of agricultural sciences, Faculty of natural sciences and sciences of life and nature, 06-07 December 2016. Mohamed Kheider University of BISKRA..
the Araneae fauna of the region of Biskra (Algerian Low Sahara).Second national colloquium on Biodiversity in Algeria , organized by the environment directorate of Skikda. From 23 to 24 May 2017..
Development of bio-insecticides extracted from some plants of arid zones used against crops enemies case of : Tuta absoluta (Tomato moth of green house) and Ectomyelois Ceratoniae (Date borer)..
The alternative heat to Methyl Bromide for the treatment of date moths at postharvest. National workshop on biodiversity on arid and semi arid zones. The diversity of ecosystems and dynamics of agricultural production systems in arid zones, department of agricultural sciences, Faculty of Natural and Life Sciences, University Mohamed Khider , BISKRA.
Hammam sources in south Algeria , ecological richness and therapeutic tourism .International day on biodiversity and sustainable tourism organized within the center CRSTRA on 22 May 2017..
Camel breeding a subsistence mean for the population of arid regions (Case of El Alia region, Ouargla), international day on biodiversity of mediterranean natural ecosystems. Zian Achour University of Djelfa, May 22, 2017 ..
Some biology elements of palm weevil Rhynchophores ferrugineus (CRP) fighting strategy..
Valorization of the integration of fish farming with agriculture in Saharan zone. Practical days of the implementation stages of aquaculture projects, organized on 19-20-21 October 2017 in Djamaa (El Oued) under the organization of the inter-states chamber of fishing and aquaculture 'CIWPA' of Ouargla..
Optimization conditions of germination of in vitro of date palm pollens. Participation of National Exhibition of Scientific Research Products .Exhibition center Algiers .from 17 to 21 May 2017.
Observation of wind dynamic and cartography of dune forms in the region of M’doukel by using the images of Alsat 1 and Alsat 2.National workshop ASLAT- USERS.Oran on 06 and 06 April 2017..
displayed communication : participation of two posters as an organizing member of the association of A.V.B (Friends of tha State of Biskra ) of the world day on biodiversity entitled «The biodiversity and sustainable tourism »organized at the headquarter of the CRSTRA on 22/05/2017..
« Quality of Groundwater used for irrigation of the area of Elghrous –Biskra ». National workshop on the biodiversity and sustainable agriculture in arid and semi-arid regions in agronomy department of Biskra university on 23/05/2017.
Diversity and morphology of date palm tree in the region of Ziban.First national seminar on biology In the center of Naama .Biodiversity and resources management in arid and semi arid zones.On 10 and 11 April 2017..
Impact of climat conditions on spatial distribution of adult date moth Ectomyelois ceratoniae Zeller .1839 in the region of Tolga «Ziban»..
Observation of temperature variations and precipitation on the existence , the frequency and the spatial distribution of a pest for an ecologic management: case of date moth in the region of Tolga « Ziban ».National day on animal biodiversity,damage and control.24-25 May 2017. .
Can we preserve the oasis agro-system ? Oral communication in national seminar on Saharans agro-system :Biodiversity ,Valorization and Preservation , University of ADrar, on 07 and 08 November 2016..
Participation with an oral communication in the scientific day of the PhD students 'Bioecology ' on 08/12/2016 at the University of Tlemcen..
Integrated management and agricultural and urban wastes on Saharan regions.
DownloadThe Oasis / living place: Model of resilience and adaptation to the conditions of aridity.
Download1st National Seminar on Water and Environment in arid regions (SNEEZA 2015). Ouargla University on 19th and 20th April 2015, nutrient effects (nitrogen and phosphorus) rejected by the Seybouse Wadi on the coastal area of Sidi Salem, Annaba.
World day to fight against desertification and drought, CRSTRA, Taouiala station on 06.16.2015 effect of a resting response on floral and pastoral characteristics of steppe rangelands in the region of Laghouat.
Study day on a botanical garden and conservatory flora. Organized by the FOREM (National Foundation for Health Promotion and Research Development). Adrar October 3d, 2015 Phenological monitoring in Oasis environment in relation to climate..
National Seminar on Agriculture in Arid Regions SNAZA 2015, in Ghardaia university on 17th and 18th November 2015.Comparison of nesting turtle dove (Streptopelia turtur )and Streptopelia decaocto Turkish in South east oasesof the Ziban in 2014 (Biskra, Algeria).
1st study day on valorization and sustainable management of water resources. El Oued University the 03/10/2015 Valorization of treated wastewater in irrigation: such as WWG pilot station in Temacin.
1st national seminar on water and environment in arid zones(SNEEZA, University of Ouargla, the 19th and 20th Avril 2015.comparative study of two technlogies of wastewater treatment in an arid environment (case of the PUST “purification station” of aerated lagoons of Saïd OTBA and the PUST of phyto-purification of Temacine.
National Seminar on Agriculture in Arid Zones,NSAAZ,the 17th and 18th November 2015 in the university of Ouargla. daily monitoring of humidity variations of silting soil using TDR probe and using gravimetric method.
Celebration of the World Day of the fightagainst desertification and drought, 16/06/2015, CRSTRA - Station de Taouiala, Laghouat. L'impact du pâturage sur la biodiversité dans la région de Boussaâda.
National Seminar on Agriculture in Arid Zones,NSAAZ,the 17th and 18th November 2015 in the university of Ouargla.Comparative study of twi irrigation system .
The ancient oasis and the socio-economic environment : a confused relation ,national seminar on Agriculture in Arid Zones,Ghardaïa,the17th and 18th November2015.
The condiments culture: added-value to the national economic ,national seminar on Agriculture in Arid Zones,Ghardaïa,the17th and 18th November 2015.
The oasis Kasr of Ouargla: heritage in danger ,national seminar on Agriculture in Arid Zones,Ghardaïa,the17th and 18th November 2015.
2015: « Valorization and sustainable management of water resources » a study day (VGDRH’2015),University of El Oued. On the theme « softening of groundwaters of Miopliocène of the region of Biskra by Coagulation-floculation » .
« Water is decisive » . world day of health,organised by the research center CRSTRA entitled : «health through the water » 07 April 2015 .
Scientific and educational days organized as part of the 40th anniversary of the creation of the U.S.T.H.B. Algiers, 20th to 24th/04/2014 Biodiversity of parasitoid wasps of aphids (Hymenoptera, Braconidae) in natural environments in the region of Khenchla.
Contribution to the study of heat waves in Algeria (Oran and Bechar Case) Workshop on Heatwave Risk, Biskra, November 4th, 2014..
Using landsat imagery for monitoring the spatiotemporal evolution of sanding in dryland, the case of IN-SALAH in the tidikelt (southen Algeria sahara.
Vessel deviations as a determinant of intervessel connectivity and hydraulic integrity in the stem wood of six Fabaceae trees.
current and constraint situation. 2nd Workshop on Saharan agriculture, Ouargla, November 12, 2013.
Progress and expansion bayoud of date palm in Algeria. International Seminar Agricultural Problematic in arid and semi arid areas (ISAAZ1) Batna28th-30th October 2013.
Wind erosion and fight against desertification comparative studies of different tools string of soil work in el-Outaya (Biskra) Regional Conference 12 and 13 November 2012 .
Evaluation of some local populations of safflower (Carthamustinctorius L.) in the region of Ziban (Algeria), International Congress on Medicinal and Aromatic Plants CIPAM 2012- the 8 to 10 May 2012.
KAMALdrip irrigation: water economy and growth from agriculture incomes, Poster, International workshop use and valorization of water resources for sustainable development on arid ecosystems of 13th and 14th November 2011, CRSTRA, Biskra.
comparison of irrigation type, Poster, International workshop use and valorization of water resources for sustainable development of arid ecosystems 13th and November 14th, 2011, CRSTRA, Biskra.
diagnosis and recovery of traditional crafts policy: example of the Ziban region. Poster, palm date national exhibition , Handcrafts and Artisanat Directorate - Biskra 20th to 24th December 2011 .
agriculture policy in Algeria and realization of food security between reality and requirement .Sixth international forum 07/08 December2011,in Skikda University (arabic).
Poster about handcrafts in the Ziban region 20th to 24thDecember2011,national exhibition of date palms , Handcrafts and Artisanat Directorate - Biskra (arabic).
Poster,handcrafts based on date palms ,national exhibition of date palms “characteristics and perspectives”20th to 2011 -24 the Crafts Directorate-Biskra (arabic).
the marketing of vegatables products in el-ghrouss in the Wilaya of Biskra, Poster, the national week of scientific research of 16th March 2011 CRSTRA - Biskra .
agricultural work force, Poster, the national week of scientific Research of 16 March 2011 CRSTRA – Biskra.
contracts in agriculture environment. Poster, the national week of scientific research of 16th March 2011 CRSTRA Biskra.
degradation factors of green dum surroundings case of Boussaâda Post-region, second day of post graduation on agriculture and the environment June the7th, 2011, University of Biskra.
The Impact of water erosion and its consequences on arid ecosystems throught the basin of Hodna, Post, International Workshop «Use and water resource valorization for sustainable development of Arid Ecosystems (UVREDEA)» on 13th and 14th November 2011, CRSTRA - Biskra.
The importance of the Wide Canal Oued Righ in the valley of Oued Righ, Poster, International Workshop on the Use and Exploitation of Water Resources for Sustainable Development Ecosystem UVREDEA arid, CRSTRA – Biskra.
.,Biological fixation of sand by certain plants in the middle of the upper area Oued Righ., Poster, the national week of research, the16th March 2011 in the biophysical station Touggourt. CRSTRA - Biskra.
« arid ecosystems dynamic (case of the valley of Oued Righ) » . Poster, 2nd Maghrebian seminary on sustainable resources management (GRN2D) on 17-18 May 2011, the Sidi Université Djillali Liabès Bel – Abbes .
, experimental trial on the behavior of some plants fixing the dunes by cutting, Poster, 2nd National Week of Scientific Research, March 16, 2011, CRSTRA – Biskra.
the remediation of water in southern Algeria with local materials, Poster, 2nd National Week of Scientific Research, March 16, 2011, CRSTRA – Biskra.
Research of indicators of salinity on some irrigated zoness in the Oued Righ valley and a method of rehabilitation of damaged soils, Poster, 2nd National Week of Scientific Research, March 16, 2011, CRSTRA - Biskra.
«plantations of palm bour (Ghout) in the Oued Souf valley, the adaptation to the environment, the five types of Souf landscapes. The local knowledge in the system of Sufi and the control of water and soil management. ». Poster, 2nd national week of scientific research, March 16th, 2011, CRSTRA – Biskra.
Protection gardens(Ghout): ancient techniques applied against desertification in the region of Oued Souf (protection system against silting of Ghitâne named Bernoussa by the use of palm fences »Poster, 2nd national week of scientific research, March 16th, 2011, CRSTRA - Biskra..
Evolution of the oases of Souf: recent and spectacular socio - economic mutations in the region of Souf .The International Workshop « Use and valorization of water resource for the Sustainable Development of Arid Ecosystems (UVWRSDE)» ,the 13th and 14th November 2011, CRSTRA - Biskra.
Local knowledge in the Soufi system and the control of oral water and soil management,orale c, 2nd Maghrebian seminary on natural resource management and sustainable development (NRM2D on 17, May 18, 2011, Liabes Djillali the University of Sidi Bel Abbes.
Saline phases, case of El Outaya and the response of barley cultivars to salinity, Poster, open days on scientific research 2nd National Week of Scientific Research, March 16th, 2011, CRSTRA - Biskra.
Impact of the Neo Agriculture on the quality Of subterranean water and Soil: The Case D'El Ghrous Region (state of Biskra) Oral,open days on scientific research 2nd national week of scientific research, March 16th, 2011, CRSTRA - Biskra.
Doucen floods (Ziban) and spatio temporal variation of urban mass ,Poster, 2nd national week of scientific research, March 16th, 2011, CRSTRA - Biskra.
Contribution to the determination of geometric parameters and morpho metric wadis’ in the arid regions from digital ground models (DGM): case Doucen area (Ziban) Poster, 2nd National Week of Scientific Research, March 16 2011 CRSTRA - Biskra.
Floods in Saharan regions: the case of Doucen area (Ziban) ,Post, 2nd National Week of Scientific Research, March 16, 2011, CRSTRA - Biskra.
Chemical features of geothermal waters of the Albian in the valley of Wadi Righ.Poster, 2nd Seminar Maghreb on natural resource management and sustainable development (GRN2D), 17-18 May 2011, the Liabes Djillali University of Sidi Bel - Abbes;.
Synthesis of deep drilling of the Albian of the area of Oued Righ. Post Doors open on scientific research 2nd National Week of Scientific Research, March 16, 2011, CRSTRA – Biskra.
The quality of geothermal waters in the valley of Wadi Righ « mineralization and scaling problems » Poster, CRSTRA, Biskra November 13 - 14, 2011.
The upwelling in Algerian Low Sahara: its characterization and mapping. Open Doors Day on Scientific Research. 2nd National week of Scientific Research, 16 March 201, CRSTRA – Biskra.
The use of geothermal waters of the Albien water after cooling in agriculture: Case of the region of Touggourt Algerian low Sahara in Oral open doors on scientific research 2nd national week of scientific research, 16 March 2011, CRSTRA – Biskra .
The climate change and flood hazards, Study Day on hazards 28 November 2011, state of Biskra and civil protection .
Biological treatment of wastewater of the city of Touggourt. 2nd national week of scientific research, 16 March 2011, CRSTRA – Biskra .
Contribution to the study of vulnerability to the pollution of free water of Oued Souf, International Workshop: Utilization and Valorization of Water Resources for the Sustainable Development of Arid Ecosystems. On 13-14 November 2011, CRSTRA –Biskra.
Quality of lakes waters from the upwelling water in the valley of Wadi Righ (Low Sahara), 2nd Maghreb Seminar on the management of natural resources and sustainable development (GRN2D). May 17-18, 2011. University of Sidi Bel Abbès .
Monitoring of subsoil water in the region of Biskra through a piezometers network .Poster The 1st International Seminar « Water Resources in the Sahara: Evaluation : Economy and Protection », Ouargla, 19 and 20 January 2011. University of Ouargla;.
Quality of water lakes from upwelling in the valley of Wadi Righ, 2nd Maghreb seminar on the management of natural resources and sustainable development (GRN2D) 17-18 May 2011. University of Sidi Bel Abbes ..
A., Climat and morphological factors and their impacts on floods of Doucen (W.Biskra) Oral, 2nd National Week of Scientific Research, 16 March 2011, CRSTRA - Biskra.
Hydrochemical characterization of geothermal water of continental region of Wadi Righ Oral, international workshop use and valorization of water resources for sustainable development of Arid Ecosystems. Biskra On 13 and 14 November 2011. CRSTRA - Biskra; .
The importance of wetlands in the valley of Wadi Righ for overwintering of aquatic avifauna Poster, 2nd National week of Scientific Research March 16, 2011, CRSTRA - Biskra.
Spontaneous floral resources of the plain of el Outaya Biodiversity to be preserved , poster International Workshop on knowledge, valorization and sustainable management of natural resources in arides zones .16 - 17 November 2011, University of Biskra .
Evolution of some populations behavior of fenugreek Poster, Study Day International exhibition SUDAGRAL 19 to 21 November 2011, SUDAGRAL – Biskra .
Introduction trial of high added value cultivation the SAFRAN(Crocus sativus L.) Poster, 2nd National week of Scientific Research March 16 201 CRSTRA – Biskra .
inventory of ornamental plants and green spaces of Ziban Poster, 2nd day of post graduation on agriculture and environment 07 June , 2011 University of Biskra.
Biological control against crops pests through the use of resistant cultivars: example of black legume aphid of alfalfa, aphis craccivora koch(Homoptera: Aphididae) and bean , vicia faba l. (Fabales: Fabaceae) Poster 1st international congress « Aid to theAlgerian agriculture », 22 to 24 November 2011, University of Annaba.
preliminary trial of the resistance of the bean culture, Vicia faba (Fabales: Fabaceae) to black legume aphid pest of alfalfa Aphiscraccivora Koch (Homoptera: Aphididae), Poster, International workshop on knowledge, valorization and sustainable management of natural resources in arid zones .. 16 and 17 November 2011. University of Biskra .
The behaviour of some bean cultivars (Vicia faba l.) vis-a-vis the black legume aphid of alfalfa (Aphis craccivora), semi-controlled conditions. Poster , National Colloquium on « Plant Health and Environment » on 03 and 4 May, 2011. University of Mascara .
The IDEA method, or the sustainability evaluation tool. International workshop on knowledge, valorization and sustainable management of natural resources in arid zones 16 to 18 November 2011, University of Biskra .
Current state of steppe rangeland in south west of Algeria: case of El Bayadh region, Poster, 2nd national week of scientific research 16 March 2011, CRSTRA - Biskra .
Observation of the evolution of the tomato leafminer « Tuta absoluta Meyrick 191 on tomatoes plants under greenhouse at the experimental station of el Outaya, Poster, International workshop on knowledge, sustainable development and management of natural resources in arid zones. 16 and 17 November 2011, University of Biskra.
current situation of microflora condition associated to the cedar forest of Belezma-Batna national park. poster ; International Workshop on knowledge, valorization and sustainable management of natural resources in arid zones. 16 and 17 November 2011. University of Biskra .
the fauna and flora diversity of the cedrus of national park of Belezma-Batna, Poster, International workshop on knowledge, sustainable development and management of natural resources in arid zones. University of Biskra. Department of Agriculture Sciences. 16 and 17 November 2011. University of Biskra;.
Situation of medicinal plants in steppe zones: case of the state of El Bayadh, Poster, the first International seminar on forests and steppes of semi arid environments 28 -30 November 2011, University of Djelfa.
Bio ecology of the metapopulation of squirrel ground Barbary (ATLANTOXERUS LINNAEUS 1985 ) in west of Algeria Poster, 2nd national week of scientific research 16 March 2011, CRSTRA - Biskra.
The Algerian steppe is: a very important plant biodiversity, Poster, International Workshop on knowledge, valorization and sustainable management of natural resources in arid zones 16 and 17 November 2011, University of Biskra .
The floristic diversity of the natural vegetation of the Algerian steppe regions: Case Tebessa Post , International Colloquium , plant and microbial described in Algeria from 1962 to 2010 on 18-20 October 2011, University of Oran.
The Algerian steppe; current situation and the process of restoration, rehabilitation of these ecosystems. Poster, 2nd Maghreb seminar on the management of natural resources and sustainable development (GRN2D) better optimize for better management « 17 and May 18, 2011, University of Sidi Bel Abbes.
process of restoration, rehabilitation of steppe ecosystems in the Eastern region: steppe rangelands of the region of Tebessa, Poster, 2 nd National week of Scientific Research, 16 March 2011, CRSTRA - Biskra.
the steppe, what planning for sustainable development, Poster, International Workshop on knowledge, recovery and sustainable management of natural resources in arid zones 16 and 17 November 2011, University of Biskra.
The degradation of steppe ecosystems: causes and control activities, Oral, International Seminar on Forests and Steppes Middle Semi Arid From 28 November 30th, 2011, Ziane Achour Djelfa University.
Floristic Inventory of steppe rangelands: case of Djelfa region. Post, International Seminar on Forests and Steppe of semi arid environment From 28 to 30 November 2011, University Ziane Achour of Djelfa.
Biological situation of populations of the race el Hamra (DEGHMA) and possibility of its development, Poster, International Workshop on knowledge, recovery and sustainable management of natural resources in arid areas 16 and 17 November 2011, University of Biskra.
Preservation of Biodiversity of plant biodiversity in the presence of el Hamra race in the western steppe of Algeria Poster, International Seminar on forests and steppes of semi arid environments of 28 to 30 November 2011, University of DJELFA.
Comparative study of two systems drip and gravity-fed on tomato production under cover, Poster, International Workshop « use and development of water resources for sustainable development in arid ecosystems » on 13 and 14 November 2011 CRSTRA - Biskra.
current situation on the Hamra sheep breed in Algeria Poster, open doors on scientific research March 16, 2011, CRSTRA - Biskra.
The importance of wetlands in the valley of Oued Righ (Algerian Sahara) for wintering waterfowl. Post, Congress Mediterranean Animal Biodiversity and Ecology Health 15 to 18 October 2011, University Badji Mokhtar Annaba.
Study of some parameters dendrometric argan stand in Algeria Post, New Plant Species and Microbial described in Algeria from 1962 to 2010 18 to 20 October 2011, University of Science and technology of Oran Med Boudiaf.
Cartography and situation of the agrania (ARGANIA spinosa L.) in the extreme south west of Algeria. Poster, International Workshop on Knowledge, sustainable development and management of natural resources in arid zones 16 and 17 November 2011, University of Biskra .
Structural study of a plant of arid regions case of argania in Algeria ,Poster,International Workshop on Knowledge, sustainable development and management of natural resources in arid zones 16 and 17 November 2011, University of Biskra.
Cartography range of the argania in the region of Tindouf (Algeria ), Poster, National Seminar on the preservation and valorization of the agrania in the region of Tindouf organized by the MATET from 9 to 11 April 2011, Diversity Directorate of Natural environment, Littoral Protected Areas and Climate Change, MATET .
Situation of the argania in Algeria Poster, Study Day « fight against desertification » 16 June 2011, Association of the green Flambeau of environment and APC Constantine .
Argania in Algeria: current situation, preservation and valorization possibilities. Poster 2nd week of scientific research 16 March 2011, CRSTRA – Biskra.
Argania, green desert tree ,Poster, World Desertification Day 16 June 2011, Association of the green Flambeau of environment and APC Constantine .
Nesidiocorustenius or native predatior of the insect allochoon Tutaabsoluta. Poster, National colloquium on Plant Health and Environment From 3 May to 4, 2011, University of Mascara .
Vegetation dynamics characterization in the Algerian steppe zones by remote sensing: case of M'sila region , oral, International Workshop on knowledge, valorization and sustainable development of natural resources in arid zones 16 and 17 November 2011, University of Biskra .
Pests and diseases of greenhouse crops in Ziban, Poster of Second Day on agriculture and environment in arid regions 7 June , 2011, University of Biskra .
Study of the spontaneous flora of Ziban, Poster, International colloquium « plant and microbial species described in Algeria from 1962 to 2010 on 18 and 20 October 2011, University of Oran .
The diversity of the spontaneous flora of Biskra, International Workshop on Knowledge, valorization and sustainable management of natural resources in arid zonses16 and 17 November 2011 University of Biskra .
The foggaras, vestige of past or an asset for the future? Poster international workshop use and valorization of water resources for sustainable development in arid ecosystems 13 and 14 November 2011, CRSTRA - Biskra .
, CRSTRA observatories in steppe environments: current and future challenges, Poster 2nd week of scientific research 16 March 2011, CRSTRA - Biskra.
Research strategy for the optimization of exploitation exposure of water resources in arid region. Days on water in agriculture.Water Resources Department of El Oued. 5th and 6th May 2010.
«Typology on the avifauna of Ziban » National Day on agricultural and forest zoology. Algiers 19th 20th and 21th April 2010.
Mobile dunes and silting of the infrastructure basics, (Case of the upstream of Oued Righ, Algeria), Geotunis 2009 ATIG, CITET, Tunisia 16- December 20, 2009.
The degradations of desert environments by the phenomenon of silting (Case of the upstream of Oued Righ), CIDES Skikda 2009;.
Contribution of satellite data to the study of the wind dynamics and the hazards of silting across the north west margins of the Great Oriental Erg (Algeria), Manouba, Tunisia, from 9 to 13 June 2009.
Water resources and oasis ecosystems to the effects facing the neo-agriculture in the Low Sahara: case of the Ziban region, 13, 14 and 15 December 2009 by the University of Ouargla.
2009 : Aromatic and medicinal plants cultivated in the Ziban: a wealth to be estimated ,evaluated and enhanced. International Meeting on « the management and the valorization of resources and applications in the arid and Saharan agro- system » organized by the institute of arid regions of Tunisia 15, 16 and 17/12/2009. (poster).
Farmers of irrigated perimeter of EL-M'KIMNEIT (El-Outaya -Ziban, Algeria), facing an invasive exotic plant. International meeting about« the management, the valorization of resources and exploitation and applications in the arid and Saharan agro- system » organized by the Institute of Arid Regions of Tunisia 15, 16 and 17/12/2009. (C. Oral).
Ziban (low Algerian Sahara): a geographic set has diverse agro-ecosystems. International meeting about « the management and valorization of resources and exploitation and applications in the arid and Saharan agro- system » organized by the Institute of Arid Regions of Tunisia 15, 16 and 17/12/2009. (poster).
2009: Management of the traditional pre-Saharan palm of M'Doukal and its varietal diversity in date palm and fruit trees. International Meeting on “the management and valorization of resources and exploitation and applications in the arid and Saharan agro- system “organized by the Institute of arid regions of Tunisia 15, 16 and 17/12/2009. (poster) .
E2009 phytosanitary state of the traditional pre-Saharan palm of M'Doukal (southwest of Batna, Algeria). International meeting on «management and valorization of natural resources and applications in in the arid and Saharan agro- system »organized by the Institute of Arid Regions of Tunisia 15, 16 and 17/12/2009. ( poster) .
2009 : Notes on the infestation of the tomato of greenhouse by Tutaabsoluta (Lepidoptera, Gelechiidae) Ziban region. International seminar on fauna biodiversity in arid and semi-arid, organized by the University of Ouargla KASDI Merbah 22, 23 and 24/12/2009.(Poster).
2009:autochtonic beneficial insects to protect and evaluate for a healthy agriculture in vulnerable agro-ecosystems regions. Fauna International Seminar on biodiversity in Arid and Semi-Arid zones, organized by the University of Ouargla KASDI Merbah 22, 23 and 24/12/2009 (oral C).
2009: Constraints to the sheep and goat and camel breeding in the Ziban (Algerian Low Sahara). Mediterranean seminar on pasturages, cattle food and health organized by the university center of El-Tarf from 11 to 12/10/09. (Oral C.).
2009: Aquatic birds of El Oued region, Biskra and Boughezoul. International seminar « faunal biodiversity in arid in and semi arid zones »Univ Kasdi M. Ouargla.
«The drip irrigation: economical techniques on water » 1st National days of agronomy on soils of Algeria. Current state of knowledge and research perspectives, organized by the faculty of science Skikda on 2 and 3 June 2009.
(2008) water resources a development factor. The region of Biskra. Study day «DSA - agricultural services management .State of Biskra». 16/10/2008 » (oral C.).
(2008), solicition state of aquifer and consequences of groundwater overexploitation of limestone in Tolga. Study day and awareness of water resources in arid and semi-arid regions, Scientific and Technical Research Center on Arid and semi-arid region Biskra (Algeria) on 15 March 2008. ( displayed.c).
(2008), Diagnosis of wastewater discharges from the city of Biskra. Study day and awareness of the management of water resources in arid and semi-arid, Scientific and Technical Research Center on Arid and semi-arid, Biskra (Algeria) on 15 March 2008. ( displayed.C).
2008), Water resources of aquifer synthesis of northern Sahara (ASNS). Study day and awareness of the management of water resources in arid and semi-arid regions, Scientific and Technical Research center on arid and semi-arid regions, Biskra (Algeria) on 15 March 2008. ( C. displayed).
(2008),Hydrographical synthesis and groundwater quality of the water table of Tolga. Study day and awareness of the management of water resources in arid and semi-arid regions, Scientific and Technical Research center on arid and semi-arid regions, Biskra (Algeria) on 15 March 2008. ( C. displayed).
State of solicitation of ground water in the region of Biskra. Study day and awareness of the management of water resources in arid and semi-arid regions, Scientific and Technical Research center on arid and semi-arid regions, Biskra (Algeria) on 15 March 2008. ( C. displayed).
