Stevia rebaudiana cutting nursery substrate
A technology of cutting seedlings and seedling-raising substrates, which is applied in the field of stevia cuttings and seedling-raising substrates, can solve the problems of being vulnerable to diseases and insect pests, reduce the survival rate of stevia seedlings, rotten roots of stevia seedlings, etc., so as to prevent seedlings from rotten roots and improve survival. rate, the effect of preventing the growth of germs
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Embodiment 1
[0016] Stevia cutting and seedling raising matrix described in this embodiment is composed of lower matrix and upper matrix, and said lower matrix includes the following components in parts by weight: 55 parts of fine sand, 25 parts of yellow heart soil, 11 parts of decomposed farmyard manure, 7 parts of rice husk, 7 parts of diatomite, 3 parts of neem, 3 parts of bark bark, 2 parts of Fructus Cnidii; the upper matrix includes the following components by weight: 45 parts of fine sand, 30 parts of yellow heart soil, 18 parts of vermicompost, 6 parts of kaolin; The thickness of the lower matrix is 13 cm, and the thickness of the upper matrix is 3 cm.
[0017] Wherein, the particle size of the neem, bark and cnidium is 60 mesh; the fineness of the diatomite is 60 mesh. The lower matrix was sterilized with 50% procymidone 900 times solution, and the upper matrix was sterilized with 0.3% potassium permanganate solution.
[0018] Cuttage fresh Stevia rebaudiana cuttings into th...
Embodiment 2
[0020] Stevia cutting and seedling raising matrix described in the present embodiment is made up of lower layer matrix and upper layer matrix, and described lower layer matrix comprises the following components by weight: 50 parts of fine sand, 30 parts of yellow heart soil, 10 parts of decomposed farmyard manure, 8 parts of rice husk, 8 parts of diatomite, 2 parts of neem, 4 parts of bark bark, 1 part of Fructus Cnidii; the upper matrix includes the following components by weight: 50 parts of fine sand, 25 parts of yellow heart soil, 20 parts of vermicompost, 7 parts of kaolin; The thickness of the lower matrix is 15 cm, and the thickness of the upper matrix is 3 cm.
[0021] Wherein, the particle size of the neem, bark and cnidium is 50 mesh; the fineness of the diatomite is 70 mesh. The lower matrix was sterilized with 50% procymidone 800 times solution, and the upper matrix was sterilized with 0.3% potassium permanganate solution.
[0022] Cuttage fresh Stevia rebaudi...
Embodiment 3
[0024] Stevia cutting seedling raising matrix described in the present embodiment is made up of lower layer matrix and upper layer matrix, and described lower layer matrix comprises the following components by weight: 60 parts of fine sand, 20 parts of yellow core soil, 12 parts of decomposed farmyard manure, 6 parts of rice husk, 6 parts of diatomite, 4 parts of neem, 2 parts of bark bark, and 3 parts of Cnidium; the upper matrix includes the following components by weight: 40 parts of fine sand, 35 parts of yellow heart soil, 15 parts of vermicompost, and 5 parts of kaolin; The thickness of the lower matrix is 10 cm, and the thickness of the upper matrix is 4 cm.
[0025] Wherein, the particle size of the neem, bark and cnidium is 60 mesh; the fineness of the diatomite is 80 mesh. The lower matrix was sterilized with 50% procymidone 1000 times solution, and the upper matrix was sterilized with 0.3% potassium permanganate solution.
[0026] Cuttages of fresh Stevia rebau...
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Abstract
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