The invention discloses an organic slow-release
fertilizer special for rice. The organic slow-release
fertilizer special for the rice is prepared from the following raw materials in parts by weight: 71 to 73 parts of
peanut meal, 32 to 34 parts of corn germ
meal, 5.2 to 5.4 parts of chestnut shell, 5.7 to 5.9 parts of watermelon peel, 4.1 to 4.3 parts of lychi exocarp, 7.2 to 7.4 parts of
semen litchi, 2.1 to 2.3 parts of
Chinese hawthorn seed, 14 to 16 parts of
calcium magnesium phosphate, 19 to 21 parts of
ammonium sulfate, 15 to 17 parts of
potassium carbonate, 8 to 10 parts of monoammonium
phosphate, 1.3 to 1.5 parts of
anthurium leaf, 3.3 to 3.5 parts of myrtle tree
bark, 1.6 to 1.8 parts of myrtle leaf, 0.7 to 0.9 part of fragrant plantain lily leaf, 2.6 to 2.8 parts of
catalpa bark, 0.23 to 0.25 part of azospirillum brasilense, 0.17 to 0.19 part of
sesbania stem nodule
bacteria, and 4.5 to 4.7 parts of
lignin. The organic slow-release
fertilizer special for the rice provided by the invention is scientific and reasonable in formula, effective nutritional ingredients of the raw materials are integrated with one another, the sufficient absorption and utilization and the conversion of the nutritional ingredients by the rice can be promoted, the
drought resistance, the
insect resistance and the
disease resistance of the rice are effectively enhanced, the seed setting rate of the rice is high, the grains of the rice are full, the soil can be improved, and the fertilizer efficiency is prolonged, so that the thousand seed weight and the yield of the rice are improved.