NOVELTY - Fertilizer comprises 20-30 pts. wt. fresh crop straw, 10-15 pts. wt. fresh aquatic plant, 30-50 pts. wt. dried cow dung, 10-15 pts. wt. fruit and vegetable waste, 8-15 pts. wt. dolomite, 20-28 pts. wt. sugar refinery residue, 45-60 pts. wt. rice hull, 2-3 pts. wt. microbial inoculum, 10-15 pts. wt. calcium magnesium phosphate, 6-8 pts. wt. zinc sulfate, 3-5 pts. wt. EDTA chelated iron, 8-12 pts. wt. boron, 12-16 pts. wt. urea, 7-10 pts. wt. ammonium nitrate, 15-20 pts. wt. plant ash, 5-10 pts. wt. graphite powder, 3-4 pts. wt. film former and balanced amount of water.    USE - Fertilizer used for planting watermelon (claimed).    ADVANTAGE - The fertilizer ensures slow release effect, no pollution, increased economic benefit and good fertilizing effect, and prevents frequent fertilizer use and prevents watermelon leaves damage due to spray fertilizer.    DETAILED DESCRIPTION - Fertilizer comprises 20-30 pts. wt. fresh crop straw, 10-15 pts. wt. fresh aquatic plant, 30-50 pts. wt. dried cow dung, 10-15 pts. wt. fruit and vegetable waste, 8-15 pts. wt. dolomite, 20-28 pts. wt. sugar refinery residue, 45-60 pts. wt. rice hull, 2-3 pts. wt. microbial inoculum, 10-15 pts. wt. calcium magnesium phosphate, 6-8 pts. wt. zinc sulfate, 3-5 pts. wt. EDTA chelated iron, 8-12 pts. wt. boron, 12-16 pts. wt. urea, 7-10 pts. wt. ammonium nitrate, 15-20 pts. wt. plant ash, 5-10 pts. wt. graphite powder, 3-4 pts. wt. film former and balanced amount of water. The film forming agent comprises 1-2 pts. wt. divinyl benzene, 4-6 pts. wt. calcium oxide, 3-5 pts. wt. melamine formaldehyde resin, 6-9 pts. wt. isopropyl alcohol, 3-5 pts. wt. bamboo carbon powder, 2-4 pts. wt. acetic acid, 1-2 pts. wt. glycerin, 8-10 pts. wt. limestone powder, 0.5-1 pts. wt. sulfuric acid and balanced amount of water. An INDEPENDENT CLAIM is included for a method for preparing fertilizer, which involves:    (A) mixing fresh crop straw, fresh aquatic plant, dried cow dung, dry fruit and vegetable waste and rice hull;    (B) crushing obtained mixture with water;    (C) fermenting obtained mixture with microbial inoculum for 18-20 days;    (D) adding dolomite in fermentation material;    (E) grinding obtained mixture with water to obtain homogenate;    (F) mixing sugar refinery residue with ground materials to obtain paste as coating material;    (G) mixing calcium-magnesia phosphate fertilizer, zinc sulfate, EDTA chelated iron, boron fertilizer, urea, ammonium nitrate and remaining components with water for 30-40 minutes;    (H) mixing plant ash and graphite powder with obtained mixture;    (I) stirring, drying and granulating obtained mixture;    (J) film-coating obtained granules at 60-70 degrees C; and    (K) drying coated granules for 10-15 minutes to obtain product.