Seedling raising substrate for promoting absorption of chilies to phosphorus and preparation method thereof

[0031] A kind of substrate for promoting the absorption of phosphorus in capsicum, comprising base materials, said base materials are composed of peat, vermiculite and perlite, and the volume ratio of peat, vermiculite and perlite is 3:1:1, and also includes nitrogen, phosphorus and potassium substrate and phosphorus solubilizing bacteria solution; wherein, 3 g of nitrogen, phosphorus and potassium substrate and 100 ml of phosphorus solubilizing bacteria solution are added to each kilogram of basic material, and the concentration is 10 9 cfu / ml, NPK matrix includes: Potassium dihydrogen phosphate (P content ≥ 52.0%, K content ≥ 34.0%), potassium sulfate (K content ≥ 51.0%) and urea (N content ≥ 46.0%), NPK The mass ratio of N, P and K in the matrix is ​​4:3:3.

[0032] The preparation method of above-mentioned seedling-raising matrix is:

[0033] 1) Activated bacterial strains: take the phosphobacteria strains and activate them in a liquid medium to obtain an activated bacteri

[0039] A kind of substrate for promoting the absorption of phosphorus in capsicum, comprising base materials, said base materials are composed of peat, vermiculite and perlite, and the volume ratio of peat, vermiculite and perlite is 3:1:1, and also includes nitrogen, phosphorus and potassium substrate and phosphorus solubilizing bacteria solution; wherein, 4 g of nitrogen, phosphorus and potassium substrate and 110 ml of phosphorus solubilizing bacteria solution are added to each kilogram of basic material, and the concentration is 10 9 cfu / ml; NPK matrix includes: Potassium dihydrogen phosphate (P content ≥52.0%, K content ≥34.0%), potassium sulfate (K content ≥51.0%) and urea (N content ≥46.0%), NPK The mass ratio of N, P and K in the matrix is ​​4:2:4.

[0040] The preparation method of above-mentioned seedling-raising matrix is:

[0041] 1) Activated bacterial strains: take the phosphobacteria strains and activate them in a liquid medium to obtain an activated bacterial l

[0047] A kind of substrate for promoting the absorption of phosphorus in capsicum, comprising base materials, said base materials are composed of peat, vermiculite and perlite, and the volume ratio of peat, vermiculite and perlite is 3:1:1, and also includes nitrogen, phosphorus and potassium substrate and phosphorus solubilizing bacteria solution; wherein, 5 g of nitrogen, phosphorus and potassium substrate and 120 ml of phosphorus solubilizing bacteria solution are added to each kilogram of basic material, and the concentration is 10 8 cfu / ml; NPK matrix includes: Potassium dihydrogen phosphate (P content ≥52.0%, K content ≥34.0%), potassium sulfate (K content ≥51.0%) and urea (N content ≥46.0%), NPK The mass ratio of N, P and K in the matrix is ​​3:3:4.

[0048] The preparation method of above-mentioned seedling-raising matrix is:

[0049] 1) Activated bacterial strains: take the phosphobacteria strains and activate them in a liquid medium to obtain an activated bacterial l