Ключевые слова: agricultural machinery, agriculture, animal feed, bio, biogas, biogas plant, cereals, corn, corn bit, corn harvest, corn harvester, corncob, cornfield, cultivation, cutting tool, energy, farmer, feed corn, field, forage harvester, harvest, harvest time, machine, maize silage, plans, raw materials, seed, silage, silo scales, take off, tractor, transport,