The three field system needed more plowing of land and its introduction coincided with the adoption of the moldboard plow.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: The three field system needed more plowing of land and its introduction coincided with the adoption of the moldboard plow. ### Response: .