NOVELTY - Fertilizer comprises wheat straw powder, broad bean straw powder, root stimulating agent, pig manure, potassium humate, urea, soybean straw powder, ammonium sulfate, calcium-magnesium phosphate fertilizer, sweet potato powder, Lotus root starch, zinc sulfate, ferrous sulfate, borax, peanut shell powder, copper sulfate, Chinese medicinal herb components and microorganism strain.    USE - As fertilizer.    ADVANTAGE - The fertilizer improves nutrient content, pH of soil and growth speed of plant, is environmentally-friendly and cost-effective, and can be prepared simply.    DETAILED DESCRIPTION - Fertilizer comprises 90-100 pts. wt. wheat straw powder, 40-50 pts. wt. broad bean straw powder, 8-10 pts. wt. root stimulating agent, 30-50 pts. wt. pig manure, 10-20 pts. wt. potassium humate, 5-10 pts. wt. urea, 70-80 pts. wt. soybean straw powder, 1-3 pts. wt. ammonium sulfate, 25-40 pts. wt. calcium-magnesium phosphate fertilizer, 10-20 pts. wt. sweet potato powder, 5-8 pts. wt. Lotus root starch, 4-8 pts. wt. zinc sulfate, 2-5 pts. wt. ferrous sulfate, 1-3 pts. wt. borax, 20-30 pts. wt. peanut shell powder, 2-4 pts. wt. copper sulfate, Chinese medicinal herb components and 7-10 pts. wt. microorganism strain. The Chinese medicinal herb components comprise 5-15 pts. wt. masson pine, 12-24 pts. wt. Melia azedarach, 20-30 pts. wt. garlic, 16-27 pts. wt. pumpkin seed, 6-13 pts. wt. Chinese tallow tree leaf, 10-20 pts. wt. odorata, 10-20 pts. wt. Eupatorium, 10-20 pts. wt. silver glue, 10-20 pts. wt. radix sophorae flavescentis, 15-26 pts. wt. Chinese gall, 1-5 pts. wt. Euphorbia herb, 20-30 pts. wt. Houttuynia cordata, and 18-26 pts. wt. folium artemisiae argyi. An INDEPENDENT CLAIM is included for method for preparing the fertilizer, which involves mixing the above-mentioned raw materials except microorganism strain, wheat stalk powder and pig manure, stirring mixture, crushing raw materials into 60 meshes sieve, fermenting the raw materials in fermentation tank, adding microorganism strain, adding water to fermentation tank, fermenting mixture at 25-35 degrees C for 5 days, mixing obtained fermented mixture with corn stalk powder and pig manure, naturally drying, storing mixture at 120-140 degrees C for 2 hours, sterilizing mixture at 120-140 degrees C, drying mixture at 120-140 degrees C for 10-15 minutes, and preparing into granule through pelletizer.