Answer: According to the description it should be strawberry black heart disease. Prevention and control measures: The first is to reduce the amount of chemical fertilizers, increase the use of bio-organic fertilizers, increase the soil's own fertilizer supply capacity, and improve the degree of soil salinization; Second, reduce the use of inorganic fertilizers, increase the use of phosphorus, potassium, nitrogen fixation Bio-organic fertilizer releases the fixed phosphorus, potassium, and trace elements, and improves soil physical properties. In addition, it is necessary to pay attention to resolutely removing green leaves without any reason, so that the plants have more leaf area, increase the number of photosynthetic products, and improve reproduction. Nutritional supply during the growth phase.
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