What to plant after harvesting sweet potatoes? Top 10 popular crop rotation plans and planting techniques
As the autumn sweet potatoes are harvested one after another, many farmers have begun to pay attention to the planting plan for the next season. Based on the popular topic data in the agricultural field in the past 10 days on the entire network, we have compiled the most popular recommendations of crop rotation crops and planting points to help you arrange your production plans scientifically.
1. Top 5 popular crop rotation crops after harvesting sweet potatoes
| Ranking | Crop name | Discussion Hot Index | Suitable area |
|---|---|---|---|
| 1 | Winter wheat | 98,000 | Huanghuai Plain, Middle and Lower Yangtze River Reaches |
| 2 | rape | 72,000 | Yangtze River Basin, Southwest Region |
| 3 | broad bean | 56,000 | South hilly areas |
| 4 | garlic | 49,000 | North China Plain, Yunnan-Guizhou Plateau |
| 5 | spinach | 38,000 | Most regions in the country |
2. Recommended regional planting plans
1.Northern Region: Sweet potato-winter wheat crop rotation accounted for 62%, and the recent viewing of TikTok #wheat seeding technology topic has exceeded 120 million times. Experts recommend that the land be turned deep immediately after harvesting and increase the amount of organic fertilizer by 2-3 tons per mu.
2.Yangtze River Basin: Rapeseed cultivation has become a new hot spot, and the number of people watching related live broadcasts on Kuaishou platform increased by 140% month-on-month. It is recommended to early-mature varieties such as CNY 19, which are best sowing from late October to early November.
3.South China: There is a strong demand for vegetables in winter, and the number of readings on the topic of Weibo's #vegetable basket project has reached 340 million. It can be rotated and leafy vegetables such as fast vegetables, lettuce, and will be available in 45-60 days.
3. Comparative analysis of economic benefits
| Planting Programs | Yield per mu (kg) | Average market price (yuan/kg) | Income of acres (yuan) | Growth cycle (days) |
|---|---|---|---|---|
| Sweet potato-Winter wheat | 500+400 | 2.8+3.2 | 1400+1280 | 300 |
| Sweet potatoes - rapeseed | 500+180 | 2.8+6.5 | 1400+1170 | 240 |
| Sweet potato - greenhouse spinach | 500+2000 | 2.8+3.0 | 1400+6000 | 180 |
4. Agricultural technicians’ suggestions
1.Soil treatment: The latest research from the Chinese Academy of Agricultural Sciences shows that the application of biological fungal agents after sweet potatoes can reduce the incidence of soil-borne diseases by 37%. Bacillus subtilis + Trichoderma complex preparation is recommended.
2.Variety selection: According to Baidu Index, the search volume of drought-resistant wheat varieties increased by 45% year-on-year. It is recommended to pay attention to new varieties such as Zhengmai 1860 and Handanmai 19.
3.Water and fertilizer management: Douyin agricultural technology expert @ Laotian said agricultural data shows that rapeseed fields using drip irrigation technology save more than 30% of water, and the output increases by 12-15%.
5. Market trend warning
1. According to monitoring by the Ministry of Agriculture and Rural Affairs, the price of garlic fell by 23% year-on-year, and new growers need to enter the market with caution.
2. The price of organic vegetables maintained an annual growth rate of 15-20%, and the number of notes on "Organic Planting" in Xiaohongshu increased by 80% month by month.
3. The focus on the cultivation of Chinese medicinal materials has increased, especially for varieties such as isatis root and scutellaria baicalensis. The WeChat index shows that the number of relevant searches has increased by 210%.
Conclusion:The land after the harvest of sweet potatoes contains new hope for a bumper harvest. Choosing crops that are suitable for local climate and market needs and combining scientific planting technology can maximize land benefits. Farmers are advised to pay more attention to the crop layout guidance issued by the agricultural department and adjust the planting structure in a timely manner.
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