What should we pay attention to when planting sweet corn?
What should we pay attention to when planting sweet corn? Please guide us to pay attention to the following when planting sweet corn: 1. Choose the land with good water conservancy conditions and good soil texture. 2. Seedling transplanting: seedling raising in nutrition bowl or nutrition tray. 3. Seedling stage management: single grain on demand, timely watering, seedling weakness can properly pour clear fecal water or sprinkle a small amount of urea. 4. Standardize the opening of soil moisture: 1.1m soil moisture, ditch 20cm, shallow fertilization ditch in the middle of soil moisture, application of rotten farm manure 1000~2000kg per mu, Nongjiale No. 1 (corn special) 60kg, fully mixed and raked flat. 5. Plastic film mulching: before mulching, 41% Yunongsi EC is sprayed with 100g per mu of ground to block harmful weeds, and the method of first covering the film and then breaking the film is carried out, and the film is compacted and sealed around the film. 6. Wide and narrow rows of directional transplanting. The size is (900.40) / 2 × 22cm, about 4300 plants are planted per mu, and the fixed root water is irrigated after planting. 7. Fertilizer and water management: it can be applied 10 days after planting, urea 5kg per mu is applied as seedling fertilizer, urea 15-20kg at big trumpet mouth stage, foliar spraying Prodan (high potassium type) 600fold liquid for 3 times for 4 times. 8. Tiller removal and bud setting: timely stripping of invalid tillers, leaving one bud per plant. 9, pest control: corn borer: 5% Yitaibao 70~90ml / mu or 48% Lesbon EC 50~80ml/ mu mixed with water the whole field spray, morning spray is appropriate. Aphids and cabbage insects: 50% of Tianhua is sprayed with 800-1000 times liquid of Lvlang (biopesticide), once every 10 days. 10. Timely harvest: it can be harvested 18-22 days after pollination, and it is better when the temperature is cold and cool at night or early in the morning. 11. Fresh ears appear on the market by grades. Click to get more corn planting techniques click to get more food crop planting techniques
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How to fertilize corn in summer?
How to fertilize corn in summer? Please guide summer corn fertilization should grasp "base fertilizer, topdressing as a supplement; base fertilizer in organic fertilizer, chemical fertilizer as a supplement, phosphorus and potassium fertilizer mainly as base fertilizer, topdressing by stages; sufficient base fertilizer, early application of seedling fertilizer, pay attention to budding fertilizer." Wait for the principle. It is appropriate for N:P:K to be 0.5 / 0.8 / 0.5 / 0.8 in 1.
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How to raise seedlings of sweet corn?
How to raise seedlings of sweet corn? Please introduce that the seeds of wrinkled and underfed sweet corn are small, withered and full, the nutrients stored inside the seeds are less for use in the seedling stage, and it is more difficult to germinate and emerge than ordinary corn seeds. If there is no seed treatment, the seedling emergence rate is often low during seed germination and 1-3 leaf stage.
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