Abstract
This study aimed to measure the impact of implementing agricultural policies on achieving food security in Algeria through an applied study of the municipalities of Saïda Province during the 2019–2020 period. The study adopted a descriptive-analytical approach and relied on statistical analysis using SPSS software.
The findings revealed a strong positive relationship between cereal production and several agricultural input variables, namely cultivated area, fertilized land, and pesticide use, with correlation coefficients of 0.914, 0.779, and 0.732, respectively. These relationships were found to be statistically significant. The results also indicated that the statistical model was significant (Sig < 0.05) and had a high explanatory power (R² = 0.917), meaning that 91.7% of the variation in cereal production can be explained by the variables included in the study, these findings confirm the effectiveness of agricultural support policies in improving production and strengthening local food security in the study area.

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