Because it's less labour using machinery to do all the work than to have to hire manual labour to work 1000 acres of fields.
Horse or mule drawn farm machinery.
That depends on the farm. However a farm isn't a farm without a tractor. Other machinery include hay balers, swathers, hay bines, combines, tilling machinery, seeders, mowers, etc.
There are several websites that one can purchase used farm machinery. These websites include Fastline, US Farmer, Farm Machinery Sales, eBay, and AG Web.
expenditures on tractors and self-propelled farm machinery remained steady at $5.4 billion, while spending on other farm machinery increased from $3.5 billion to $3.6 billion.
Yes there are numerous farm auctions online to purchase farm machinery suchh as Ebay and rbauction which you can go online and place your bid for whatever machinery you want to purchase.
farm machinery, mechanical devices, including tractors and implements, used in farming to save labour.
Joke: Who voted yes on farm machinery? Punchline: Protractor Source: Geometry jokes
large for efficient use of machinery (ie when turning large combine harvestors)regular for harvesting in straight lines and for accessFlat for use machinery
Machinery,tools,fertilisers and irrigation systems.
role of farm machines in agriculture
machinery and parts accounted for $2.1 billion; planting, seeding, and fertilizing machinery, $986.2 million; haying machinery, $804.8 million; farm dairy machines, sprayers, dusters, elevators, and farm blowers, $787.9 million
R. B. Schwart has written: 'Farm machinery economic decisions' -- subject(s): Agricultural machinery 'Farm machinery economic decisions' -- subject(s): Agricultural machinery 'Mechanics of farm financial planning' -- subject(s): Accounting, Agriculture, Budgets, personal