organischer Dünger als Gärrest einer Biogasanlage
Keywords
brimstone,
substrate,
nutrient,
phosphor,
potassium,
magnesium,
calcium,
shoot,
fertilizer,
bioenergy,
biogas,
enclosure,
organic,
gas,
raw material,
farming,
maize,
energy,
option,
green,
renewable,
cultivation,
stream,
electric utility