The time for which potatoes (potatoes) are grown depends on the local climatic conditions and variety characteristics. In China, there are usually two planting seasons: spring and autumn.
Spring planting: Spring planting is usually done when the temperature starts to rise and the soil temperature stabilizes above 5°C, around March to April each year. Spring is the main season for growing potatoes in most regions, as the temperature is suitable for potato growth and tuber formation. Spring-planted potatoes have a longer growing period and generally achieve higher yields. Autumn planting: In some warmer climates, potatoes can also be planted in autumn, usually from September to October. Autumn potatoes have a shorter growth cycle, but good yields can be achieved by taking advantage of autumn's mild climate and fewer pests and diseases. In order to achieve high yields, the following measures can be taken:
Soil preparation: Choose well-drained plots with fertile soil. Turn the soil deep and add organic fertilizers, such as farmyard manure or compost, to provide adequate nutrients. Variety selection: Choose suitable varieties according to local climatic conditions and market demand. Some of the high-yielding varieties include "Holland No. 7", "Luyin No. 1" and so on. Seed potato treatment: Choose healthy, disease-free seed potatoes and disinfect them before planting. Cut the seed potatoes into cubes, keep 1-2 sprouts per piece, and dry them before planting. Reasonable dense planting: according to the variety and soil conditions to determine the appropriate planting density, usually plant spacing of 30-50 cm, row spacing of 50-60 cm. Water management: Keep the soil moist but avoid standing water. Water properly during periods of drought, especially during tuber swelling. Pest control: Regularly inspect crops and take timely measures to prevent and control pests and diseases, such as late blight, aphids, etc. Harvest timing: Spring potatoes are generally harvested 90 to 120 days after planting, while autumn potatoes are harvested 60 to 90 days after planting. Harvesting at the right time can ensure the quality and yield of potatoes. In conclusion, potato planting should be decided whether to plant in spring or autumn according to local climatic conditions and planting habits, and appropriate agricultural management measures should be taken to increase yields.