NOVELTY - Mulberry fertilizer comprises 40-45 pts. wt. urea, 28-32 pts. wt. sludge, 5-7 pts. wt. river sand, 10-12 pts. wt. powdered rock phosphate, 1-2 pts. wt. ammonium dihydrogen phosphate, 0.3-0.5 pts. wt. manganese sulfate, 0.6-0.8 pts. wt. potassium sulfate, 3-5 pts. wt. modified styrene-acrylic emulsion, 0.4-0.6 pts. wt. glycol monobutyl ether, 0.6-1.2 pts. wt. fatty alcohol polyoxyethylene ether ammonium sulfate, 2-4 pts. wt. polyethylene glycol 4000, 1-3 pts. wt. sodium bicarbonate, 8-10 pts. wt. glycerol, 1.3-2 pts. wt. methylene dichloride and 7-10 pts. wt. alumina powder.    USE - Mulberry fertilizer.    ADVANTAGE - The fertilizer has long service life, reduces water loss and soil erosion, improves ecological environment construction quality, and increases adsorption structure.    DETAILED DESCRIPTION - Mulberry fertilizer comprises 40-45 pts. wt. urea, 28-32 pts. wt. sludge, 5-7 pts. wt. river sand, 10-12 pts. wt. powdered rock phosphate, 1-2 pts. wt. ammonium dihydrogen phosphate, 0.3-0.5 pts. wt. manganese sulfate, 0.6-0.8 pts. wt. potassium sulfate, 1.1-1.3 pts. wt. ammonium carbonate, 1.5-2 pts. wt. humic acid, 1.8-2.5 pts. wt. trace element fertilizer, 3-5 pts. wt. modified styrene-acrylic emulsion, 9-11 pts. wt. bentonite, 0.4-0.6 pts. wt. glycol monobutyl ether, 0.6-1.2 pts. wt. fatty alcohol polyoxyethylene ether ammonium sulfate, 2-4 pts. wt. polyethylene glycol 4000, 1-3 pts. wt. sodium bicarbonate, 8-10 pts. wt. glycerol, 1.3-2 pts. wt. methylene dichloride and 7-10 pts. wt. alumina powder. An INDEPENDENT CLAIM is included for a preparation of mulberry fertilizer comprising adding urea, sludge and river sand, powdered rock phosphate, modified styrene-acrylic emulsion and bentonite into container with stirrer to fully mix, adding ammonium dihydrogen phosphate and manganese sulfate, potassium sulfate, ammonium carbonate, humic acid, trace element fertilizer, glycol monobutyl ether, fatty alcohol polyoxyethylene ether ammonium sulfate and polyethylene glycol 4000, mixing uniformly, adjusting water content of mixture 37-45%, adjusting pH to 5.7-6.4 by sodium bicarbonate, fermenting for 3-5 days, controlling fermentation temperature at 55-65 degrees C, carrying out secondary fermentation, fermenting for 9-11 days at 63-68 degrees C, adding glycerol and aluminum oxide powder, mixing uniformly, and prilling.