Land not usable for crops ,grazing,or forests.
forests and crops
beans
rotation of the crops.
To keep grazing cattle out of fields where crops were grown.
Some fields are for grazing , others are for tillage to sow new crops.
lush and rich lands coal asbestos forests animal and crops
Farmers have cleared forests, and continue to clear forests, to make room to plant their crops.
I would say growing crops and grazing/ranching animals.
it is classified as forest but deforestation is occuring and animals are grazing on crops.
Red
You need to specify percentage as a function of something. Examples: Percentage of total land being used for agriculture, percentage of GDP produced by agriculture, percentage of population involved with agriculture, percentage of crops which are field crops as opposed to orchard or nursery crops, etc.