Yam is a deep-rooted crop, a suitable place for choosing deep leveling and fertilizer; it can be sown in spring when the temperature is stable at 10 degrees Celsius, and it is a disease-resistant, locally grown variety. According to the growth of yam, watering should not exceed the depth of root growth, otherwise the plant root system is easy to elongate, fertilizer can be determined according to the fertility of the soil.

1, the choice of soil: yam is a deep-rooted crop, generally need to choose a flat terrain, fertile soil, soil quality, fertile, permeable, plant well-drained sandy loam. After selecting the land, deep leveling, applying adequate bottom fertilizer, and combining deep cultivation.

2, the choice of varieties: select disease resistance, suitable for local cultivation of yam varieties, 10 ℃ after the spring temperature stabilization, sowing, open the ridge 10cm deep ditch, placed in planting blocks, covering about 3cm of soil area, to keep the soil moist, the planting distance is controlled at about 15 ~ 20cm, planting density should be reasonable.

3, regular watering: yam first watering can not be too much, to avoid yam long thick neck, in the ground surface is not dry when the 2nd watering, can prevent the surface from drying and cracking lead to plant death, later watering gradually increase, not more than the depth of the root growth the better, otherwise the plant root is easy to grow into a slender.

4, regular fertilization: yam is a favorite fertilizer crop. In addition to using enough basic fertilizer, you need to chase the fertilizer 2-3 times. The first time is when the yam seedlings are 30-45 cm high, the second time is in June to early August, the third time is at the end of August. Compost can be used for furrows, and the type of fertilizer can be used together with rotted human manure, urine or cake fertilizer.

5, pest control: regular observation of planted yam, timely detection of pests and diseases, to avoid large-scale violation of yam. Also in the right time for the yam harvest, usually after the frost harvest is better.

Summary of the above is the planting of yam notes, to choose the right soil and varieties, regular watering and fertilization, but also to prevent and control pests.