Strictly control the temperature The daytime temperature is controlled at 25-26°C, and the nighttime temperature is not lower than 5°C. Because the temperature is too high, it can easily lead to fruit ripening and premature ripening in the fruiting period, shortening the fruit coloring period and the fruit expansion period, and affecting the yield and quality.
Potassium fertilizer supplemented with calcium According to the on-site investigation, it was found that some strawberries exhibited dry leaves, and dryness was severe on the fruit's jaws. The main reason is due to the lack of calcium in the soil, and the sand land is prone to this phenomenon. Therefore, during this period, foliar spray of calcium fertilizer is required. Potassium fertilizer has the effect of improving quality, so when fertilizer is applied, fertilizer with high potassium content is applied with water.
Close attention to the occurrence of powdery mildew. Powdery mildew is the main disease of strawberry, especially in the production of facilities. It is necessary to spray a powdery mildew prevention agent every seven days after flowering in winter and spray it three times. It can be effective powdery mildew. happened.
YT-60
YT-60
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