D. OULD EL HADJ, M., TANKARI DAN-BADJO, A., AND HALOUANE, F.. " THE STUDYING OF BIOLOGICAL CYCLE OF SCHISTOCERCA GREGARIA (FORSKÅL, 1775) ON THE CABBAGE (BRASSICA OLERACEA) IN LABORATORY" Courrier du Savoir [على الإنترنت], المجلد 5(21 أبريل 2014)