... In 50kgs/ wpp bag Common crops recommended dosage of organic fertilizerFruit:Winter fertilizer: organic fertilizer 80 ~ 150KG / acre or 1.5 ... 8 ~ 12KG, zinc sulfate 1KG.Tillering fertilizer: application of organic manure per acre 10 ~ 15KG, potassium chloride 6 ~ ... 8KGBooting fertilizer: application of organic manure per acre 15 ~ 20KG, potassium chloride 7 ~ 10KG ...