The main trends in the development of grain farming

The changes in the volume and structure of world grain production of all kinds over the past eight years are estimated. The main countries-producers of wheat, rice and corn are revealed. The dynamics of the area of grain crops is shown. The structure of the grain wedge by cultures and countries is given. The dynamics of grain yield in General and in the context of crops is characterized. A comparative assessment of the yield trend of wheat, rice and corn is given.