Which of the following is not a limitation of farm mechanization?

The option that is not a limitation of farm mechanization is "labour." Farm mechanization can help farmers to reduce the amount of manual labor required for certain tasks, such as plowing, harvesting, and planting. By using machines, farmers can save time, increase efficiency, and improve productivity. However, the other options listed are all common limitations of farm mechanization. Technical know-how refers to the specialized knowledge and skills needed to operate and maintain farm machinery. Capital is required to purchase and maintain the machinery. Small holdings may make it difficult for farmers to afford the equipment or find space to store and use it. Lack of spare parts can make it difficult to repair or replace broken machinery, leading to downtime and reduced productivity.