okuteeka emigongo mu nnimiro n'okussa amadaala mu bifo eby'akaserengeto kino kisala ku misinde gy'amazzi era ettaka eriggibwa ku ddaala erimu litwalibwa ku ddaala eddala kino kikendeeza ku kukuluguka kw'ettaka era kikuuma ettaka nga ggimudeposited on the following step hence controlling soil erosion and loss of soil fertility