abstract |
The dissolution-controlled coating fertilizer according to an embodiment of the present invention comprises a fertilizer and a coating composition positioned surrounding the fertilizer, and the coating composition includes 30 to 70 parts by weight of an olefin-based resin, 20 to 60 parts by weight of an inorganic material, It contains 0.1 to 20 parts by weight of starch, and humic acid. |