mulching the topsoil on a vegetable bed with mowed grass from the lawn. production of biohumus organic fertilizer. earth erosion

agriculture agronomy beds bell biohumus compost composter copy cultivation cutting cuttings earthworms ecological ecology environment farm farming fertile fertilizer fresh gardening grass grow growing humus lawn moved mowed mower mowing mulch mulching natural organic pepper plant preparation products recycling seedling soil space straw sweet topsoil vegetable vermicompost vermiform waste wooden worm worms