Agriculture in the broad sense includes all activities involving the use of living things (including plants, animals and microbes) to human interests. In a narrow sense, agriculture is also interpreted as the utilization of a parcel of land for the cultivation of certain plants, especially those that are seasonal.
Agricultural business was given a special name for a particular subject farm. Forestry was the subject farm with plants (usually trees) and cultivated on land that is half-wild or wild (forest).
Livestock using dry land animal subjects (especially all vertebrates except fish and amphibians) or insects (eg bees).
Fishery has aquatic animal subjects (including amphibians and all non-vertebrate water). An agricultural business can involve a variety of subjects together with the reasons of efficiency and increase profitability. Consideration will result in environmental sustainability aspects of natural resource conservation are also part of the agricultural business.