NOVELTY - Fertilizer comprises 30-37 pts. wt. Flammulina velutipes, 55-58 pts. wt. Flammulina velutipes mushroom residue, 32-38 pts. wt. animal manure, 7-9 pts. wt. soybean root nodules, 3-5 pts. wt. biological microbial inoculum, 2-3 pts. wt. radix puerariae, 6-8 pts. wt. camphor, 3-5 pts. wt. pseudoginseng, 8-10 pts. wt. tuckahoe, 3-5 pts. wt. hairyvein agrimony, and 2-3 pts. wt. radix sophorae flavescentis. The biological microbial inoculum silicate solubilizing bacteria, phosphorous solubilizing bacteria according to weight ratio of 7-9:5.    USE - The fertilizer is used during orange tree fruit period (claimed).    ADVANTAGE - The fertilizer is sprayed during orange tree fruiting period, which enhances swelling and juiciness of orange fruit, reduces plant diseases and insect pests, and can greatly increase yield.    DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing fertilizer comprising (i) providing radix puerariae, camphor, pseudoginseng, tuckahoe, agrimony and radix sophorae flavescentis, mixing, adding 3-5 pts. wt. boiling water and blanching for 25-30 minutes, obtaining the first filter liquor and first filter object after filtering, adding 2-3 pts. wt. 55-60% alcohol solution in the first filter object, allowing to stand for 5-6 hours, obtaining the second filter liquor and filter of the second filter object, using the second filtered liquid, vacuum extracting, recycling ethyl alcohol, concentrating to obtain ointment at less than 80-85 degrees C, (ii) providing Flammulina velutipes, Flammulina velutipes mushroom residue, mixing, adding first filter liquor, adding water of 2-3 times, stirring uniformly after mixing, placing in fermentation tank and sealed fermenting for 3-5 days to obtain the first fermented product, (iii) uniformly mixing animal manure in the following nature illumination condition, heaping at thickness of 5-8 cm, adding the second fermented product, and (iv) taking ointment and the second fermentation product and the first ferment product, mixing, stirring uniformly after drying, adding yellow soybean root nodule, after crushing sieving to 16-20 meshes, adding biological agent, and mixing evenly and extrusion.