From this study it can be concluded that 1) Application of recycled plant materials especially banana residues in the compost form is important to reducing the problem of increasing agricultural residues. 2) Organic materials must be decomposed firstly to release the nutrient elements. So that it must be applied early with enough time to decomposition. 3) Adding compost to sandy soils under arid and semi arid conditions reduce water stress on the crop and this considers one of the most striking results. 4) Banana compost is a serious source of balanced essential elements. 5)Plants resistance...