The beat goes on

Another beet harvester
full of bolts and cogs
chasing out the pheasants
scaring off the dogs

Sugar beet is the Altissima Group of cultivars of the common beet (Beta vulgaris). It is a plant whose root contains a high concentration of sucrose and it is grown commercially for sugar production. Sugar beets and other beet cultivars, such as beetroot and chard, are members of Beta vulgaris subsp.