Line the bottom of the trench with permeable landscaping fabric, sometimes called weed barrier. Trim the edges with scissors. Overlap the edges of separate pieces by about 6 inches to prevent weeds from growing through the gaps. If you have difficulty holding the fabric in place against the sid...
The main reasons for the occurrence of floods in the Khazir River basin are heavy rainfall, the poor drainage system, subsidence of the ground level, sedimentation in the drainage channels that leads to a decrease in their water capacity, the growth of shrubs and weeds and their introduction ...