Art and machine integrated cultivation method for potatoes in northern dry land

The invention discloses a northern dry land potato art and machine integrated cultivation method which comprises the following steps: sterilizing seed potatoes, dicing, soaking the seeds with forchlorfenuron and chitosan solution, uniformly dressing the seeds with plant ash, wrapping with gauze, and airing in the shade; the method comprises the following steps: crushing a proper amount of planting land soil, uniformly mixing with glycan polypeptide biological potassium, 0.5% abamectin 10-20 times liquid and decomposed organic fertilizer particles, and pressing to form a mixed fertilizer layer; pressing dents for accommodating the potato blocks on the mixed fertilizer layer, placing the potato blocks in the dents, wrapping with a water-soluble polymer film, and sealing; during sowing, a double-row potato planting machine integrating ditching, film mulching and soil covering operation is selected, and a flat sowing mode is adopted; ditching, film covering, namely potato sowing belt covering and soil covering ar