"mechanized farming" is correct and usable in written English.
You could use it to describe a farming method that uses machinery to do tasks that were traditionally done by manual labor. For example: "New mechanized farming techniques have allowed farmers to increase output while reducing labor costs."
Geographers may speak of the Yazoo basin in the northwestern part of the state, but to the people of Mississippi it is the Delta, historically characterized by aristocratic plantation traditions and now a region of highly mechanized farming.
Besides the impact to farmers' margins, mechanized farming contributes to a whole host of problems: pollution, what they do to the meat we consume because of overcrowding issues and the antibiotics pumped into the animals, and, ultimately, what they do to our healthcare costs because of the meat we consume.
Squeezed between suburban growth and the trend toward highly mechanized farming, cemeteries are suffering, Mr. Hite said.
Later, when mechanized farming took hold, black-eyed peas (which Mr. Roberts described as "burpy" and starchy) become dominant because they were easy to grow, with high yields.
The article on farming urged a switch from traditional farming techniques — an apparent reference to oxen pulling plows — to a "mechanized farming system".
As mechanized farming developed, cotton production shifted to the High Plains country of West Texas, where irrigation and fertilizer fostered bountiful crops and bolstered Texas's national leadership in cotton production.
Small, highly mechanized farms produce wheat, oats, barley, rye, cucumbers, sugar beets, potatoes, and onions.
Vegetable production operations range from small patches of crops, producing a few vegetables for family use or marketing, to the great, highly organized and mechanized farms common in the most technologically advanced countries.
Millions of jobs were eliminated in agriculture when mechanized farm equipment was introduced.
It's an aspiration best embodied in the Green Book, his notorious three-part meditation on politics, economics and everything from the evils of mechanized poultry farming to the importance of owning one's car.
One of the most popular stops is Hopson Plantation, the spread where the great (and still alive) Pinetop Perkins once drove a tractor and where wholly mechanized cotton farming was introduced.
