CN107056447B

CN107056447B - Root system growth-promoting landscaping seedling-raising substrate

Info

Publication number: CN107056447B
Application number: CN201710250861.9A
Authority: CN
Inventors: 汪群
Original assignee: NANLING COUNTY PRODUCTIVITY PROMOTION CENTER
Current assignee: Nanling County Productivity Promotion Center
Priority date: 2017-04-17
Filing date: 2017-04-17
Publication date: 2020-12-08
Anticipated expiration: 2037-04-17
Also published as: CN107056447A

Abstract

The invention discloses a root system growth-promoting landscaping seedling-raising substrate, belonging to the technical field of landscaping seedling-raising substrates, and the production method comprises the following steps of weighing the following raw materials in parts by weight: 55-70% of organic fertilizer, 2-6% of amino acid, 8-18% of mica tailings, 10-20% of phosphate tailings, 2-5% of dolomite tailings, 5-10% of zeolite tailings, 1-3% of AM bacteria, 1-5% of water-retaining agent and 0.01-0.03% of growth promoter. The seedling culture substrate is made of natural organic and inorganic materials, has the functions of preserving water, fertilizer, preventing diseases and promoting root growth, is suitable for seedling culture of various landscaping seedlings, and can improve the transplanting survival rate.

Description

Root system growth-promoting landscaping seedling-raising substrate

Technical Field

The invention belongs to the technical field of landscaping seedling raising substrates, and particularly relates to a root system growth promoting landscaping seedling raising substrate.

Background

Container seedling culture has become the most widely applied seedling production technology in all countries in the world, is an advanced seedling culture technology in the world forestry nowadays, and container seedling culture and afforestation have become mainstream in developed countries of the forestry. The seedling culture substrate is a carrier for growth and development of container seedlings and is the key for determining the quality of the container seedlings. The traditional seedling culture medium mainly comprises peat, vermiculite, perlite, sawdust, rock wool, humus soil and the like, and the medium has the advantages of light weight, convenient transportation and the like, but has poor fertilizer and water retention performance, so that the main roots of the seedlings have strong growth advantages, the number of lateral roots is small, the fibrous roots are poor in development, the seedling culture production period is long, the transplanting survival rate is low, and the requirements of large-area directional, high-quality and standardized culture of different forest varieties cannot be met. In order to meet the industrial development requirement of forestry improved varieties, the invention develops a culture medium with the multifunctional characteristics of water retention, fertilizer retention, rooting promotion and disease prevention.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide a root system growth-promoting landscaping seedling culture medium which has the characteristics of water retention and fertilizer retention, and the cultured wood grows quickly, has a large number of lateral roots and fibrous roots, strong disease prevention capability and high transplanting survival rate, is suitable for intensive seedling culture in large-area factories and individual seedling culture in small-area farmers.

The invention relates to a root system growth-promoting landscaping seedling raising substrate, which comprises the following raw materials in parts by weight: 55-70% of organic fertilizer, 2-6% of amino acid, 8-18% of mica tailings, 10-20% of phosphate tailings, 2-5% of dolomite tailings, 5-10% of zeolite tailings, 1-3% of AM bacteria, 1-5% of water-retaining agent and 0.01-0.03% of growth promoter.

Preferably, the root growth promoting landscaping seedling raising substrate comprises the following raw materials in percentage by weight: 55-65% of organic fertilizer, 3-5% of amino acid, 9-15% of mica tailings, 10-15% of phosphate tailings, 3-4% of dolomite tailings, 6-8% of zeolite tailings, 1-3% of AM bacteria, 2-4% of water-retaining agent and 0.01-0.03% of growth promoter.

Preferably, the organic fertilizer is one or more than two of fermented corn straw, fermented wheat straw, fermented chicken manure, fermented cow manure, fermented sugar residue, fermented vinasse, fermented wormcast and fermented traditional Chinese medicine residue which are mixed in any proportion.

Preferably, the mica tailings are one or more of muscovite, biotite, phlogopite, sericite, biotite and lepidolite tailings mixed at any ratio.

Preferably, the phosphate tailings are one or more of hydroxyapatite, carbon apatite and fluorapatite tailings mixed at any ratio.

Preferably, the dolomite tailings are one or more of magnesium calcium carbonate, iron dolomite and manganese dolomite tailings mixed at any ratio.

Preferably, the zeolite tailings are one or more of analcime, chabazite, scolecite, heulandite and natrolite tailings mixed at any ratio.

The standard also provides a root system growth-promoting landscaping seedling-raising substrate, which comprises the following steps:

(1) sieving the organic fertilizer, the mica tailings, the phosphorus tailings, the dolomite tailings and the water-retaining agent by a sieve of 2mm, metering according to the proportion, and uniformly mixing by a stirrer for later use;

(2) weighing amino acid, AM bacteria and growth promoter according to a proportion, dissolving in a small amount of water, uniformly mixing with the zeolite tailings in a corresponding proportion, naturally drying in the air, and scattering for later use;

(3) and (3) uniformly mixing the raw materials in the step (1) and the step (2), and adjusting the pH to about 6.5 by using an acidic substance or an alkaline substance to obtain the matrix.

All the raw materials related in the invention are the existing products and can be purchased in the market.

The root system growth-promoting landscaping seedling culture medium prepared by the method is pollution-free and non-toxic, meets the requirements of environmental protection and low carbon, and is a preferable medium for developing landscaping seedling culture. The substrate has wide raw material source, simple preparation process and obvious seedling raising effect.

Detailed Description

In order to more clearly describe the technical solution of the present invention, the following embodiments are further illustrated:

example 1:

(1) after the fermented sugar residues 55%, the biotite tailings 12%, the carbon apatite tailings 11%, the iron dolomite tailings 4% and the polyacrylamide 4% pass through a 2mm sieve, the materials are weighed according to the proportion and uniformly mixed by a stirrer for later use;

(2) measuring 5% of amino acid, 1.00% of glomus versicolor and 0.02% of auxin according to the proportion, dissolving the amino acid, the glomus versicolor and the auxin in a small amount of water, uniformly mixing the amino acid and the 7.98% of analcite tailings, and naturally drying and scattering the mixture for later use;

(3) and (3) uniformly mixing the raw materials in the step (1) and the step (2), and adjusting the pH value to be about 6.5 by using diluted hydrated lime to obtain the matrix.

The base of example 1 was evaluated in comparison with a conventional seedling raising substrate (mass ratio, grass carbon: perlite: 3:1), and the results are shown in table 1. As can be seen from Table 1, the matrix in example 1 can promote the growth of the root system of larch, has a remarkable effect on increasing the number of lateral roots and micro-fine roots, and remarkably improves the survival rate after transplantation.

Table 12015-2016 Larix North China larch seeding, seedling raising and transplanting test results

Example 2:

(1) after sieving 63% of fermented corn straw, 9% of muscovite tailings, 10% of hydroxyapatite tailings, 3% of manganese dolomite tailings and 2% of potassium polyacrylate by a 2mm sieve, metering according to the above proportion, and uniformly mixing by using a stirrer for later use;

(2) weighing 3.97% of amino acid, 1.00% of glomus torsionis and 0.03% of cytokinin according to the proportion, dissolving in a small amount of water, uniformly mixing with 8% of chabazite tailings, naturally drying and scattering for later use;

(3) and (3) uniformly mixing the raw materials in the step (1) and the step (2), and adjusting the pH value to be about 6.5 by using diluted acetic acid to obtain the matrix.

The base of example 2 was evaluated in comparison with a conventional seedling raising substrate (mass ratio, grass carbon: perlite: 3:1), and the results are shown in table 2. As can be seen from Table 1, the substrate in example 2 can promote the growth of the root system of Cinnamomum camphora, and has a significant effect on increasing the number of lateral roots and micro-fine roots, and the survival rate after transplantation is significantly improved.

TABLE 22015-2016 Cinnamomum camphora seeding, seedling raising and transplanting test results

Example 3:

(1) after passing 55% of fermented chicken manure, 12% of sericite tailings, 12% of fluorapatite tailings, 4% of magnesium calcium carbonate tailings and 3% of ammonium polyacrylate through a 2mm sieve, weighing according to the above proportion, and uniformly mixing by using a stirrer for later use;

(2) after 4% of amino acid, 1.97% of glomus plexis and 0.03% of gibberellin are measured according to the proportion, the amino acid, the glomus plexis and the gibberellin are dissolved in a small amount of water, and are uniformly mixed with 8% of calcium zeolite tailings, and the calcium zeolite tailings are naturally dried and scattered for later use;

The medium of example 3 was evaluated with a conventional seedling medium (weight ratio, grass carbon: perlite: 3:1) as a control, and the results are shown in table 3. As can be seen from Table 3, the substrate in example 3 can promote the growth of the root system of Ligustrum lucidum ait, has a remarkable effect of increasing the number of lateral roots and micro-roots, and remarkably improves survival rate after transplantation.

TABLE 32015-2016 years glossy privet sowing, seedling raising and transplanting test results

Example 4:

(1) sieving 56.99% of fermented wormcast, 9% of phlogopite tailings, 10% of hydroxyapatite tailings, 3% of iron dolomite and manganese dolomite mixed ore tailings and 4% of ammonium polyacrylate by using a 2mm sieve, metering according to the above proportion, and uniformly mixing by using a stirrer for later use;

(2) metering 5% of amino acid, 3.00% of glomus torsionis and 0.01% of cytokinin according to a ratio, dissolving in a small amount of water, uniformly mixing with 9% of zeolite tailings, naturally drying in the air, and scattering for later use;

The medium of example 4 was evaluated in comparison with a conventional seedling medium (weight ratio, grass carbon: perlite: 3:1), and the results are shown in table 4. As can be seen from table 4, the matrix in example 4 can promote the root growth of the osmanthus fragrans, and has a significant effect on increasing the number of lateral roots and micro-fine roots, and the survival rate after transplantation is significantly improved.

Table 42015-2016 osmanthus fragrans tree sowing, seedling raising and transplanting test results

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.

Claims

1. The root system growth-promoting landscaping seedling-raising substrate is characterized by comprising the following raw materials in parts by weight: 55-70% of organic fertilizer, 2-6% of free amino acid, 8-18% of mica tailings, 10-20% of phosphate tailings, 2-5% of dolomite tailings, 5-10% of zeolite tailings, 1-3% of glomus versicolor, 1-5% of potassium polyacrylate and 0.01-0.03% of cytokinin,

the preparation method comprises the following steps:

(1) one of fermented corn straw, fermented chicken manure, fermented sugar residue and fermented wormcast is added; mica tailings; phosphate tailings; dolomite tailings; after passing through a sieve of 2mm, the potassium polyacrylate is measured according to the proportion and is evenly mixed by a stirrer for standby,

(2) free amino acid, glomus versicolor and cytokinin are measured according to the proportion, dissolved in a little water, evenly mixed with zeolite tailings with the corresponding proportion, naturally dried and scattered for standby,

(3) and (3) uniformly mixing the raw materials in the step (1) and the step (2), and adjusting the pH value to about 6.5 by using diluted acetic acid or hydrated lime to obtain the matrix.