How to grow sweet potatoes as follows
Sweet potatoes (also known as sweet potatoes) are a nutritious and adaptable crop that have received widespread attention in recent years for their health benefits and ease of growing. The following is a detailed method for growing sweet potatoes, combined with the hot topics and hot content on the Internet in the past 10 days, to provide you with structured data guidance.
1. Basic conditions for sweet potato cultivation
| Conditions | request |
|---|---|
| climate | Suitable temperature is 20-30℃, sufficient sunshine is required |
| soil | Loose, well-drained sandy loam soil, pH 5.5-6.5 |
| Moisture | It needs to be moist in the early stage of growth and moderately dry in the later stage. |
2. Steps to grow sweet potatoes
1. Seed selection and seedling cultivation
Choose healthy, disease-free sweet potato seed potatoes, which can be purchased or saved. When raising seedlings, the seed potatoes can be cut into small pieces (each piece has 1-2 sprout eyes), dried and then sown.
| Seedling raising method | Operational points |
|---|---|
| direct sowing | Bury the seed potatoes directly into the soil to a depth of 5-8 cm |
| nursery bed seedlings | Cultivate seedlings in the nursery and transplant them after they reach 15-20 cm. |
2. Soil preparation and fertilization
Before planting, the soil needs to be plowed 25-30 cm deep and sufficient base fertilizer applied. The recommended fertilization ratio is as follows:
| Fertilizer type | Dosage (per mu) |
|---|---|
| organic fertilizer | 2000-3000kg |
| Compound fertilizer | 20-30kg |
3. Planting and field management
Sweet potatoes can be grown in ridges or flats, with plant spacing of 30-40 cm and row spacing of 60-80 cm. The following management points should be noted during the growth period:
| Manage projects | Operational requirements |
|---|---|
| watering | Keep the soil moist and avoid standing water |
| Weeding | Weed regularly by hand or use mulching film |
| Turn over vines | In the middle growth period, the vines can be pruned 1-2 times appropriately. |
4. Pest and disease control
Common sweet potato pests and diseases and their control methods:
| pests and diseases | Prevention and control measures |
|---|---|
| sweet potato black spot disease | Select disease-resistant varieties and disinfect seed potatoes |
| Sweet Potato Weevil | Crop rotation and use of biological pesticides |
5. Harvest and Storage
The growing period of sweet potatoes usually lasts 90-150 days, and they can be harvested when the leaves begin to turn yellow. After harvesting, it needs to be dried for 1-2 days, and the storage temperature is preferably 13-16°C.
| Storage conditions | request |
|---|---|
| temperature | 13-16℃ |
| Humidity | 85-90% |
| ventilation | Good ventilation environment |
3. Planting Tips
1. Sweet potatoes are potassium-loving crops, and potassium fertilizer can be applied during the middle and late stages of growth to promote root enlargement.
2. Properly control the amount of nitrogen fertilizer to avoid excessive growth of stems and leaves.
3. Covering with plastic film can increase the ground temperature and promote early maturity.
4. Crop rotation can reduce pests and diseases. It is recommended to rotate crops with grass crops.
4. Recent hot planting topics
According to the data analysis of the entire network, recent hot topics in sweet potato cultivation include: organic sweet potato planting technology, methods of potting sweet potatoes on the balcony, the edible value of sweet potato leaves, etc. These topics reflect consumers' increasing interest in healthy food and home cultivation.
Through the above structured data guidance, I believe you can successfully grow high-yield and high-quality sweet potatoes. Although sweet potato cultivation is simple, scientific management can significantly improve yield and quality. I wish you good luck in planting!
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