NOVELTY - Organic fermentation absorbing-type slow release fertilizer comprises 20-30 pts. wt. rhizoma cyperi wood chips, 35-50 pts. wt. crop straw, 20-30 pts. wt. dry cow dung, 15-20 pts. wt. biogas residue, 25-35 pts. wt. fruit waste, 15-25 pts. wt. hawthorn, 15-20 pts. wt. potassium sulfate, 2-3 pts. wt. effective microorganism inoculant, 16-22 pts. wt. phosphorus pentoxide, 20-25 pts. wt. phosphate rock, 15-25 pts. wt. ammonium sulfate, 8-12 pts. wt. calcium bicarbonate, 4-5 pts. wt. binder and balance water.    USE - Organic fermentation absorbing-type slow release fertilizer.    ADVANTAGE - The fertilizer is easily absorbed and applied.    DETAILED DESCRIPTION - Organic fermentation absorbing-type slow release fertilizer comprises 20-30 pts. wt. rhizoma cyperi wood chips, 35-50 pts. wt. crop straw, 20-30 pts. wt. dry cow dung, 15-20 pts. wt. biogas residue, 25-35 pts. wt. fruit waste, 15-25 pts. wt. hawthorn, 15-20 pts. wt. potassium sulfate, 2-3 pts. wt. effective microorganism inoculant, 16-22 pts. wt. phosphorus pentoxide, 20-25 pts. wt. phosphate rock, 15-25 pts. wt. ammonium sulfate, 8-12 pts. wt. calcium bicarbonate, 4-5 pts. wt. binder and balance water. Binder comprises 1-3 pts. wt. 1,4-butanediol, 8-12 pts. wt. styrene, 1-3 pts. wt. ethylene glycol dimethacrylate, 5-8 pts. wt. ethanol, 2-4 pts. wt. sodium dodecyl sulfate, 10-12 pts. wt. tea tree oil, 15-20 pts. wt. zinc gluconate and balance water. Preparation of binder comprises mixing ethanol and dilution water at 300-500 revolutions/minute (rpm), adding styrene and ethylene glycol dimethacrylate, mixing for 10-15 minutes, polymerizing, mixing sodium dodecyl sulfate, tea tree oil and zinc gluconate, adding water, stirring for 20-30 minutes, mixing products, adding 1,4-butanediol and mixing at 200-400 rpm for 30-50 minutes. An INDEPENDENT CLAIM is included for the preparation of organic fermentation absorbing-type slow release fertilizer comprising mixing rhizoma cyperi wood chips and crop straw, soaking in water for 8-10 hours, milling for 30-40 minutes, homogenizing, centrifuging, carbonizing at 600-700 degrees C for 5-8 hours, cooling, mixing dry cow dung, biogas residue, hawthorn and fruit waste, adding water and inoculant, adjusting water content to 55%, fermenting at 36-42 degrees C for 16-20 days, mixing carbonized product, ammonium sulfate, potassium sulfate, phosphorus pentoxide and calcium bicarbonate, adding water, ultrasonic stirring at 70-80 degrees C for 30-50 minutes, adding binder and other remaining raw materials, mixing, adjusting water to 30-40%, granulating and drying.