combine machine with air-conditioned cab harvesting oats on farm field

agriculture agronomy air auger autumn azure bar barley blue cab cereal chopper clouds combine concave conditioned conveyor corn crops cultivated cumulus cutter drivers drum dust ears enclosed engine equipment fan farm field flax food golden grain guided harvester harvesting hydraulic impeller industry land laser linseed machine machinery maize oats ranch reaping red reel ripe rotary rye season seed sieve sky soybeans steering straw tailings tank thresher threshing ultramarine walker wheat winnowing working yellow