1 Apply fertilizer at the planting stage: Tomato seedlings should be planted with enough quality farmhouse fertilizer per acre before transplanting, and apply 10 kg of urea, 10 kg of ammonium phosphate, 40-50 kg of superphosphate, or enough amount of high-quality soil-based fertilizer , potassium sulfate ternary compound fertilizer 25 to 50 kg, 10 kg of urea. 2 Fertility in the fertile period: When the tomato seedlings grow to 5-6 leaves, they can be sprayed with foliar fertilizer if the leaf color becomes light. The commonly used fertilizers are 300 times urea solution, 300 times potassium dihydrogen phosphate solution, and 0.1%~0.3% potassium sulfate compound fertilizer solution. It is sprayed once every 10 days during the strong season. In addition, foliar spray fertilizer can be combined with pest control. 3 Timely dressing in the result phase: The diameter of the first fruit is 1.5 to 2.5 centimeters when the top dressing is watered. Generally, 15 to 20 kg of ammonium nitrate per mu, 20 to 30 kg of superphosphate, or 5 kg of urea and potassium sulfate are compounded. Fertilizer 10 to 20 kilograms, water applied after the ground is spread. When the second and third fruits are grown to a diameter of 3 cm, the second and third fertilization will be performed respectively. Each mus of 10 kg of urea and 15 to 20 kg of potassium sulfate compound fertilizer will be used for the first time. In the full fruit period, it can be combined with sprays for extra-root dressing, using potassium dihydrogen phosphate and other fertilizers.
Dingmin Pharmaceutical supply Amiodrone API and Amiodrone Intermediates with high purity and best price. The main products CAS No are as follows: 1951-26-4, 52490-15-0. Sample can be sent if you request.
Welcome to do business with us. Please email to us directly.
4-Hydroxy-Benzoy1,Arrhythmia Intermediates,Cas 52490-15-0
Shijiazhuang Dingmin pharmaceutical Sciences Co.,Ltd , https://www.dingminpharma.com