NOVELTY - A biological organic fertilizer comprises 64-70 pts. wt. soybean curb residue, 5-7 pts. wt. ammonium chloride, 10-12 pts. wt. bamboo charcoal powder, 4-6 pts. wt. leaf, 7-12 pts. wt. zeolite powder, 8-10 pts. wt. flour, 3-6 pts. wt. tea cake, 3-5 pts. wt. towel gourd powder, 7-10 pts. wt. cottonseed meal, 1-3 pts. wt. Quisqualis, 1-2 pts. wt. vermiculite, 5-7 pts. wt. watermelon, 60-70 pts. wt. swill, 15-22 pts. wt. brown sugar and 73-80 pts. wt. animal feces.    USE - Biological organic fertilizer.    ADVANTAGE - The fertilizer has high organic matter content, and improved soil quality and soil structure, and maintains ecological balance.    DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for a method for preparing a biological organic fertilizer, which involves adding 6-7 times of water to flour powder, heating at 80-90 degrees C, stirring, adding a soybean curb residue, ammonium chloride, bamboo charcoal powder, stirring and dispersing for 20-30 minutes, drying and granulating with a particle diameter of 2 mm to obtain a material A, and dissolving a brown sugar in 1.8-2 times of clean water, adding 10-15 wt.% fermenting agent and 0.1-0.3 wt.% alum, stirring and fermenting for 15-20 days at 30-40 degrees C, adding 1-2 wt.% borax, agitating evenly to obtain a fermentation liquid that is material B, and putting a zeolite powder, watermelon, cottonseed meal, adding 0.5-0.8 wt.% efficient microbes bacteria liquid, adding 60-65 % water and performing efficient microbes bacteria fermentation for 3-5 hours to obtain material C, stacking the material A and C by mixing with the rest raw material, adding 2-4 wt.% humic acid and 0.1-0.2 wt.% Chinese herbal medicine, stirring uniformly, piling and fermenting for 10-12 hours, turning, adding the material B, stirring, continuously stacking to ferment for 2-4 hours and drying to obtain a biological organic fertilizer, where the Chinese herbal medicine comprises 7-10 pts. wt. herba Houttuyniae and 4-7 pts. wt. unbracteolated spurge root.