2024-07-112024-07-112024https://dspace.univ-eloued.dz/handle/123456789/33756التنوع الحيوي و المحيطThis study aims to highlight the extent of development and improvement in the yield of potato crops by following the recommendations and advice of the agricultural guide based on soil rehabilitation and good selection of seedlings for potato tubers that are compatible with the dry desert climate, by applying different concentrations of natural and chemical fertilizer, and the necessity of following it with drug and insect treatment for the types of diseases that affect In order to reach effective results, statistical packages and various statistical methods were implemented, especially analyzing the results using the one-way analysis of variance (Anova) test, in accordance with the fulfillment of its four conditions, from independence of observations to unilaterality of variance, and the natural variables follow the law of normal distribution, where it was concluded that there are no differences. There is statistical significance between the doses and concentrations of all types of fertilizers.arPotato PlantAgricultural GuideSoilFertilizerResultsANOVA (Analysis of Variance) Testmaster