I think hemp has quite a high yield/acre compared to most other food plants, not sure if it has the highest though.
hay
If someone had a clue. They would definately answer your question.
a substance crop is freshly grown wash and eaten , a cash crop is applied with chemicals
Tobacco, Indigo, and Rice.
cotten
The number one crop grown in North Dakota is wheat, especially durum wheat which is used to make pasta. Other crops grown in North Dakota used for food are sunflowers, soy beans, sugar beets, beans (dry), potatoes, and oats.
The main crop grown by Native American tribes varied depending on the region, but one of the most important crops was maize (corn). Maize was a staple food source for many tribes and played a significant role in their diet and culture.
Yes , but only one season, or crop, per year.
they are grown together since the nutrient needs of one crop are fulfilled by the other crop. therefore these are grown together
One mono-crop production (a single commodity, such as sugar)
tobacco
No. Crop uptake is the water and nutrients the plant moves from its roots up to its leaves, and crop rotation is changing which crop is grown in a given field from one crop cycle to the next.