• Indian corn
  • Originated in America (Cultivated by Red Indians)
  • Introduced in Europe by Columbus
  • Adapted to wide range of climates (in and outside Tropics)
  • Its yield is drastically high (More than 50% as compared to wheat), in general.


1. Temperature 

  • Most widely cultivated crop (Both warm temperate and tropical)
  • 18-27 during day, 14 during night 
  • 140 frost free days (Most important)

2. Rainfall

  • Annual ppt 63 cm to 114 cm
  • But can survive in areas less than 38 cm and more than 508 cm
  • Irrigation may be utilized to make up for shortage.

3. Soil

  • Deep rich soils of subtropics where there is abundant nitrogen.
  • Grows in wide range of soils. 
  • Can survive on slopes with thin soils when other crops fail.

4. Topography

  • Well drained plains in warm humid environment preferred 
  • For use of machinery also 
  • Undulating topography of the Corn Belt (USA) is ideal for large scale cultivating.


  • US is the largest producer as well exporter. 
  • Exported to countries with high density of livestock‚Äôs (Western Europe)
  • Argentina and Brazil are other major exporters.

Maize cultivation in US corn Belt

  • Distinctive agricultural region where dominant crop is corn.
  • Immediate south of the dairying belts of the great lakes
  • Climatic conditions ideal for corn 
  • High summer T and rainy summer
  • Rich prairie earth and rolling topography.
  • Highly developed mixed farming region (Variety of crops and animals)
  • Animals are let loose in the field with standing crops. 
  • They get food.
  • Farmers do not have to work. 
  • Animal dung is directly added as manure
  • One of the most prosperous agricultural regions of the world
  • Thoroughly mixed economy with several important crops
  • Livestock rearing industry.
  • Wide range of Industrial development.
  • Prosperity of Chicago, Cincinnati can be attributed to Corn and animals
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