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The application of base fertilizer in corn is mainly based on farmyard manure, accounting for 60%-70% of the total dosage. All phosphate fertilizer and potassium fertilizer should be applied as base fertilizer.
Rational application of zinc and manganese fertilizers. The experiment shows that the corn is mixed with 1 kg of zinc sulfate and 20-25 kg of fine soil per acre and then removed to the ground for use as a base fertilizer. Generally, zinc application can increase yield by about 11.6%.
Rational application of corn base fertilizer
Corn seed fertilizer, generally with fermented farmyard manure with superphosphate, rotten farmer fertilizer per square meter of 500-1000 kg, superphosphate 10-15 kg. When using nitrogen fertilizer as seed fertilizer, 10 kg of ammonium sulfate or 5 kg of urea can be used. It is necessary to avoid direct contact between the fertilizer and the seed to avoid harming the seedling.
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