| abstract |
The invention discloses lawn liquid fertilizer speciallies in a kind of park maintenance.The liquid fertilizer includes the following component counted in parts by weight：15 20 parts of shrimp shell meal, 25 40 parts of dewatered sludge, 52 64 parts of plant ash, 18 parts of glutamic acid, 28 parts of poly-dopamine solution, 15 28 parts of potassium sulfate, 15 parts of modified polyacrylic acid, 13 parts of bacterium powder, 25 39 parts of bagasse, 9 18 parts of iron containing compounds, 20 30 parts of almond powder, 35 48 parts of deionized water；The bacterium powder is mixed by Agrobacterium tumefaciems LJL 6 with bacillus subtilis.Compared with prior art, fluid present invention Fertilizer nutrient is abundant, and water lock performance is strong, and is improved using the resistance on rear lawn, has good market prospects. |