At present, there are many varieties of corn hybrids, and the farmers are at a loss to purchase. The following ten principles and principles can help you to purchase corn seeds correctly and lay a good foundation for high yield.
1. To choose seeds with bright luster, grain size and uniform shape.
2. The seed treated by the coating agent can be selected, so that the control of the pests after sowing can be omitted, which is beneficial to the seedlings and the seedlings.
3. Updating hybrids in time is one of the main measures to increase corn yield. Hybrids with longer planting time in production tend to have poor hybridization and low yield due to low breeding level and degraded purity of parents. Therefore, it is advisable to select new hybrids that have been approved in the near future.
4. It is planned that the plots of the wheat stubble interplanting can choose hybrids with long growth period, and the short-lived hybrids can be selected from the post-male live plots in order to fully mature and timely crop the next season crops.
5. According to the current needs of the feed and industrial processing market, concentrated corn hybrids, such as high lysine and high oil corn, can be concentrated, and the economic benefits are higher than those of common corn hybrids.
6. According to the law of high yield and cultivation, in order to obtain high yield of corn, in addition to increasing water and fertilizer input, it is necessary to increase the seeding rate of corn seeds and increase the density. Generally, the hybrids are about four kilograms per mu to ensure the density and meet the requirements of Miaoqi and Miaoyun.
7. When purchasing seeds, try to ask the sales unit for the variety description so as to accurately grasp the characteristics of the hybrid, and manage the variety according to the characteristics of the variety to ensure high yield.
8. When purchasing seeds, you must request and properly keep the seed retail papers so that when there is a problem with the seeds, you can report the losses to the sales unit and obtain compensation.
9. At present, there are many channels for corn seed sales, but the seeds of state-owned units such as regular-view seed companies and agricultural research units are more reliable.
10. After purchase, it should be properly kept, and pay attention to frequent drying, in order to prevent low seed moisture and mildew and insects, and improve seed germination potential and germination rate.
Zhoushan City Shuangying Aquatic Products Co., Ltd.  , https://www.shuangying-aquatic.com