Factors that facilitated the development of agriculture in america before 1800They include:a. The enclosure system in Britain led to the Settlement of enterprising European emigrants who wished to make a living through agriculture. b. Scientific research made it possible to improve strains of crops to resist diseases, to develop superior animal breeds and to develop new food cropsc. Mechanization; there was extensive use of machines to improve production e.g. steel plough, use of reapers, cotton gin.d. The presence of cheap means of transport for example, Erie Canal, roads and railway.e. The invention of the cotton gin in 1793 led to increased cotton acreage.