The lack of phosphorus in the soil, corn in the booting flowering phase, such as glucose metabolism and protein synthesis, cell division is blocked, the top of the ear will contract, filament elongation will slow down, affect the natural pollination, it will lead to bald or even empty ears. Soils such as potassium deficiency, transport of soluble carbohydrates to the grain are hindered, and grain-starch starch is also necessarily less. Or early infestation of insects, wind damage caused by the lack of nutrient delivery, or flowering during the rain, pollen fertilization obstruction, etc. will cause baldness, pods or empty grains. Prevention: To prevent premature plant failure, the key is to prevent pests and diseases, apply more phosphate fertilizer, potash fertilizer, such as drought in case of spinning, watering and irrigation in time, the best flowering artificial pollination.
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