Among the subservient insects, citrus aphids occupy a very special place because they are considered today among the most important insect pests inducing significant economic loses. In the Mediterranean, the aphid populations ...

Anthracnose disease caused by the pathogenic fungus Colletotrichum sp is one of the major constraints to citrus production worldwide. The present study aims to study both the morphological and cultural characteristics, the ...

The study of the state of infestation of grain fields at some wilayas in Algeria by the cyst nematode Heterodera sp. shows that all the surveyed cities are infested by this parasite. Furthermore, the values of the densities ...

Our work is done in the Mostaganem region. Investigations in different provinces are undertaken for data collection on the cultural system of the olive tree and an inventory of insect fauna in two stations of the Mostaganem ...

Aphids are small herbivorous insects, they cause considerable damage, attacking even the protected crops . Aphis gossypii and Myzus persicae are the most dominant species reducing the pepper plantes yeilds . our ...

The wine industry in Algeria at present, concerns the vineyard table and raisin This Algerian vineyard occupies an important place in the regions of the North But at present, farmers in the Sahara regions are interested ...

Notre étude a porté sur l'adaptation des variétés importées à de maïs avec les conditions climatiques d'Adrar et l'expérience menée à l'Institut technique pour le développement de l'agriculture sahariennes à sebaa Adrar, ...

L’intérêt de l’oignon Allium cepa réside à la fois, dans son importance économique (4ème production mondiale pour les cultures légumières). Et par sa forte demande en tant que légume soit pour la consommation à l’état frais ...

Our study is wanted to match the requirements of the seed of the pistachio tree of the Atlas (Pistacia atlantica Desf.) to obtain an optimal germination of a region in the South of Algeria (Djelfa). It appears through ...

Citrus cultivation occupies an important position in the national and global economy. Grafting is a technique of multiplication and improvement used in fruit trees, where it consists of associating the advantages of the ...