High-yield corn sowing is essential for successful farming. The key lies in selecting high-quality seeds, preparing the land properly, and treating the seeds effectively. These steps ensure that the crop gets off to a strong start and has the best chance of producing a good yield.
1. Choosing the Right Variety
Corn is a highly regional crop, and each variety thrives best in specific conditions. With so many varieties available on the market today, it's important to select those that are well-suited for local growing conditions. Factors such as soil fertility, climate, and past production experience should be considered. For high-water and high-fertilizer areas, recommended varieties include Jun Dan 20, Zheng Dan 958, and Luo Dan 6. In medium-water and fertilizer plots, options like Li Yu 16, Zhong Ke 11, and He Nan Wo 998 are suitable. For drought-prone or flood-prone areas, varieties such as Zhong Ke No. 4, Lu Dan 981, and Zheng Da 12 are ideal.
2. Preparing for Sowing
Proper seed treatment is crucial before planting. This includes using coated seeds, ensuring proper seeding techniques, and improving germination rates. Good seed preparation helps produce healthy seedlings, which are essential for a strong crop.
3. Appropriate Planting Density
The right planting method—whether manual, broadcast, or machine-seeded—should be chosen based on the field’s condition. It's also important to plant at the right time. In summer, the optimal planting period is between June 1st and June 15th. Planting too early or too late can reduce yields. For example, in fertile fields, the planting density should be around 3,000 to 3,300 plants per acre. In less fertile areas, this number may increase to 3,500 to 3,800 plants per acre.
4. Ensuring Moisture for Germination
Sufficient moisture during planting is critical for successful germination. Corn relies on strong, healthy plants to produce large ears. A lack of moisture can lead to poor growth and lower yields. Farmers should aim to maintain adequate soil moisture throughout the growing season. In some cases, farmers may need to apply additional water to ensure that the crop develops properly. By maintaining the right level of moisture, farmers can ensure full emergence, strong seedlings, and ultimately, a higher yield.
Author: Mayi Yong
Source: Henan Jixian Agricultural Science Experimental Station
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