Large Make Up Brush I Have Just Cut Down Some Heavy Brush And Some Unwanted Plants.How Do I Kill Off The Rest Of The Large Stems?

I have just cut down some heavy brush and some unwanted plants.How do i kill off the rest of the large stems? - large make up brush

I cut stand a large number of unknown plants, shrubs and even life.Large pieces from the earth where I can kill were.How, it is clear, so you do not grow back so soon? The earth does not belong to the plant world have anykind. I am a little help, cleaning overgrowth.Any page? Thanks