Crop rotation is planting different crops in different years. This prevents pulling out all the nutrients by a specific type of crop. Peanuts and other legumes help return nitrogen to the soil....
First make a list of what you want to sow / plant. In doing so, keep in mind that if you sow / plant every year just on the same surface allows diseases and pests can spread. There is no need to use...
some crops use more of the nutrients then others do and usually you rotate from an oil crop to a grass crop (example: year 1-canola, year 2- wheat)so it puts the minerals and nutrients back in that...