Belonging to the technical field of
organic fertilizer, the invention discloses a rape
organic fertilizer and a preparation method thereof. The rape
organic fertilizer is prepared from the following raw materials by weight: 4-10 parts of peanut shell, 3-9 parts of cotton stalk, 4-10 parts of banana stalk, 4-10 parts of
plant ash, 5-15 parts of saccharides, 4-10 parts of sweet potato
powder, 1-2 parts of a composite inoculum, 4-10 parts of
rapeseed meal, 4-10 parts of medical stone, 8-16 parts of
perlite, 4-10 parts of
mushroom leftover, and 4-10 parts of
tripterygium wilfordii. The rape organic
fertilizer provided by the invention not only can meet the needs of rape growth for a large number of
nutrient elements, but also can increase the
rapeseed yield and improve
soil structure, has no need of topdressing after one-time fertilization, has significant and lasting
fertilizer efficiency, and can significantly reduce the incidence of rape diseases and pests. Also, the preparation method is simple and low in cost, and is suitable for
mass production.