In addition to nitrogen, phosphorus, potassium fertilizer, pay attention to the application of calcium, boron fertilizer. The production of 1000 kg of cherry tomatoes requires 3.85 kg of pure nitrogen, 1.15 kg of phosphorus pentoxide, and 4.44 kg of potassium oxide. Before planting, apply 5,000 kg of organic fertilizer per mu, 200 kg of bio-organic compound fertilizer, 50 kg of urea, 30-50 kg of superphosphate, 40 kg of potassium sulfate, 100 kg of calcium fertilizer and 1.5 kg of borax. Generally, when the first ear fruit begins to expand, the first top dressing can be carried out, and 5 kg of pure nitrogen and 6 kg of potassium oxide per acre are applied. The second top dressing is to harvest the first spike of fruit, and when the second ear is swollen, apply 5 kg of pure nitrogen per acre and 6-7 kg of potassium oxide. The third top dressing is about to be harvested in the second ear, and when the third ear is swollen, 4 kg of pure nitrogen per acre and 5-6 kg of potassium oxide are applied.
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