1. Sowing before sowing: After buying the corn seeds home, open the bags before sowing, and select the weather to dry 1-2 times (Note: Do not dry on the cement floor to prevent the seeds from being burned too high). For drying seeds, one is to promote seed ripening, and the other is to eliminate seed germs so that they broadcast all seedlings and seedlings.
2. Correct sowing: When sowing corn, the seeds and chemical fertilizers are strictly separated, and the mixed seeding of the fertilizer is firmly eliminated to prevent burning seedlings and affecting the seedlings.
3. Reasonable dense planting: The density of seedlings per mu should be determined according to the characteristics and characteristics of the varieties. In the case of corn in our city, 3,500 per acre of thin spikes, about 4000 acre of medium density, and better resistant varieties, such as Zhengdan 958, are planted on 4,500 plants per acre. The density is appropriate, the comprehensive resistance is greatly improved, and the yield is also increased.
4. Chemical weeding. Before and after corn sowing, it is the high incidence of weeds in the field, so it is important to do well in the field. To select the right road weeding pesticides, technical support, grasp the right time, a spray effect.
5. Spray spraying drugs at the right time. In order to keep the corn seedlings strong, it must be sprayed with a shrinkage agent. The spraying time is too early and too late. It is very important to seize the timing. Generally, spraying on 7-10 leaves can prevent lodging, Can increase production.
2. Correct sowing: When sowing corn, the seeds and chemical fertilizers are strictly separated, and the mixed seeding of the fertilizer is firmly eliminated to prevent burning seedlings and affecting the seedlings.
3. Reasonable dense planting: The density of seedlings per mu should be determined according to the characteristics and characteristics of the varieties. In the case of corn in our city, 3,500 per acre of thin spikes, about 4000 acre of medium density, and better resistant varieties, such as Zhengdan 958, are planted on 4,500 plants per acre. The density is appropriate, the comprehensive resistance is greatly improved, and the yield is also increased.
4. Chemical weeding. Before and after corn sowing, it is the high incidence of weeds in the field, so it is important to do well in the field. To select the right road weeding pesticides, technical support, grasp the right time, a spray effect.
5. Spray spraying drugs at the right time. In order to keep the corn seedlings strong, it must be sprayed with a shrinkage agent. The spraying time is too early and too late. It is very important to seize the timing. Generally, spraying on 7-10 leaves can prevent lodging, Can increase production.
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