soil steaming

agriculture and area bacillus bacteria beneficial biological boiler bromide chemical compost cooled culture disinfection drainage economic energy environment freed fungi greenhouses harmful humidity injection killed metabolite methyl micro microbiologically microorganisms mobile modern natural nematodes organisms penetration performance pests pipe pipes plant plants plough process reduces revitalized sacks sand seedlings seeds sheet soil soils steam steaming sterilization structure substances subtilis superheated surface underneath vacuum viruses weed