Reference amount of fertilizer for cucumber

1~3 years sunshine greenhouse

(1)Target yield:12000~13000kg.

(2)Total fertilizer:12~15 square of organic fertilizer (chicken manure or high quality circle fertilizer). Chemical fertilizer:urea 60～80kg + diammonium phosphate 150～160kg + potassium chloride 100～120kg. Or nitrogen, phosphorus and potassium compound fertilizer (15 ~ 15 ~ 15) 300 ~ 350 kg + calcium superphosphate 200 kg + urea 40 ~ 50 kg.

(3) Fertilization method:Base application (scattering before planting) all organic fertilizer + diammonium phosphate 70～80 kg + potassium chloride 30～40 kg. Or organic fertilizer + nitrogen, phosphorus and potassium compound fertilizer 70 ~ 90 kg + calcium superphosphate 200 kg + potassium chloride 10 ~ 20 kg.

Follow-up application from November to February every 4 to 5 weeks flush each application amount of urea 6 to 8 kg + diammonium phosphate 5 to 10 kg + potassium chloride 3 to 5 kg. Or nitrogen, phosphorus and potassium compound fertilizer (15-15-15) 25-30 kg + urea 3-5 kg. March to May every 2-3 weeks flush application every time the amount of urea 15-20 kg + diammonium phosphate 10-20 kg + potassium chloride 5-10 kg or nitrogen, phosphorus and potassium compound fertilizer (15-15-15) 30-40 kg + urea 3-5 kg.