Inter-work refers to the cultivation of two or more crops in the same field, in branches or sub-zones during the same growth period. Mixing refers to the cultivation of two or more crops mixed in the same field at the same time. The pattern refers to the planting of crops after planting or transplanting between plants in the late stages of early crop growth.
According to the above definition, which of the following options is a mixing?
After planting soybeans on a field for many years, grass is planted for two consecutive years