fertilizer for citrus

{"cid":"91191488","title":"Potassium Fruit Tree Fertilizer Enhances Anthocyanin Accumulation Red Coloration","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/a0\/0d\/1e4ab3b84866997a145c94607a39-200x200-1.jpg","attrs":{"Price":"USD 640-USD 3500","Brand Name":"AOHE","Model Number":"LAA","Minimum Order Quantity":"1ton","Delivery Time":"7-10 days","Certification":"ISO,SGS,","Place of Origin":"Sichuan, China (Mainland)","Payment Terms":"L\/C, T\/T","Supply Ability":"1000TON PER MONTH","Packaging Details":"1L\/5L\/10L\/20L\/200L\/1000L or as customer requirement","crops":"grape,Apple, Cherry, strawberry, raspberry, blackberry, citrus","k2O":"170g\/l","function":"promotion fruit red color","Classification":"Organic Fertilizer"}}