Compost.Compost the kitchen scraps and create beautiful garden matter to encourage better plant growth.Make sure the heap is warm and well-turned. Read a few books about composing.It's rare to find someone highly skilled in the area! Remember,soil is a living thing,it should not be powdery and dead.Life comes from the soil,and therefore the soil should be kept alive. Avoid highly invasive tilling if at all possible,but be sure to keep the soil aerated.