KR101264829B1 - Soil conditioner incliding functional ingredient for management of water and nutrients - Google Patents

Abstract

The present invention relates to a soil improving agent comprising a functional ingredient consisting of a water-absorbing polymer, an inorganic fertilizer, a plant growth accelerator, and an extender. The present invention relates to a soil improving agent capable of nourishing plants, promoting growth, and stably supplying moisture. And a method of using the soil improving agent.
According to the present invention as described above, by providing a soil improving agent containing a functional component of the water-absorbing polymer, inorganic fertilizer, plant growth accelerator, extender, it is possible to continuously supply moisture to the soil and plants growing in the soil. Accordingly, there is an effect that can significantly reduce the amount of watering water supplied to trees or crops.

Description

SOIL CONDITIONER INCLIDING FUNCTIONAL INGREDIENT FOR MANAGEMENT OF WATER AND NUTRIENTS}

The present invention relates to a soil improving agent, and more particularly, to a soil improving agent including a functional ingredient composed of a water absorbing polymer, an inorganic fertilizer, a plant growth accelerator, and an extender, which not only stably supplies moisture to plants but also supplies nutrition. The present invention relates to a soil improving agent that can promote growth, and in particular, save water resources.

As an important environmental condition for the growth of plants, the soil covers the earth's surface in thin layers, and mechanically supports the plant when it contains the right amount of air and water, and also supplies some of the nutrients to the plant to grow the plant. It is grounded.

Soil purifying system changes Saturn, soil moisture, soil air, soil reaction, soil structure, soil microorganisms, etc., and these factors can facilitate the exchange of air and gas while retaining adequate moisture as well as sufficient nutrients for crop growth. When conditions are available, it can only fully serve as a growth medium for crops. Physical properties such as water supply and gas exchange are governed by Saturn and soil structure. Even if soil is poorly soiled, the soil's physical properties are favorable for growing crops when soil particles are well developed. Expressed.

Cultivators have known only fertilizers or seeds as the main cause of the increase, but since soil moisture in the soil is closely related to the yield of crops, if the soil moisture falls to the forgery point during the growing season, the trees and crops will only be affected for a year. ) And excessive moisture, especially field crops will be wet (濕 害).

Soil modifiers can be used to improve the physical and chemical properties of the soil for plant growth. For example, Korean Patent Publication No. 10-0755779 (Soil improver provided with natural minerals and its use method, Cited Invention 1), Korean Patent Publication No. 10-2010-0021154 (Soil improver and its use method, A soil improving agent for improving soil is disclosed in Cited Invention 2).

However, the cited inventions 1 and 2 have an effect of improving acidified farmland soil to neutral soil by using a natural mineral or a mixture of peat moss and opal as soil improving agent, and improving the breathability, water retention, and bobbin power, Soil improvers according to the above cited inventions 1 and 2 have a poor water storage capacity, so it is not suitable for use in places such as extreme landfills, coastal landfills, dredged soils, artificial grounds, and the like. In particular, in Korea, where there are severe changes in precipitation, measures to maximize the water storage capacity of the soil are urgently needed. In addition, the water storage capacity is to save water resources, there is an alternative energy such as solar or nuclear power when there is a lack of oil, but there is an urgent need for a way to save water because there is no resource to replace it if there is not enough water.

In addition, in case of landfill soil, dehydration occurs due to the separation of protoplasts by osmotic pressure of salinity, and evaporation activity is high.Alkaline material rises to the surface and disturbs the elongation of roots. Soil is difficult to desalted and poor drainage, so trees are prone to damage.

An object of the present invention, by providing a soil improving agent containing a functional ingredient that has a moisture storage capacity and promotes plant growth, to enable continuous water supply to the plants growing in the soil and at the same time to promote plant growth, water resources It is to provide a soil improving agent containing a functional ingredient to save.

Another object of the present invention is to provide a method of using a soil improving agent containing the functional ingredient.

In order to achieve the above object, the soil improving agent of the present invention is 37 to 42% by weight of the water-absorbing polymer (polymer), 8 to 12% by weight of inorganic fertilizer, 0.1 to 0.4% by weight of plant growth promoter and 48 to 52% by weight of the extender Contains ingredients.

The soil improving agent may further include vegetable organic compost.

Based on the total weight of the soil improving agent, the functional ingredient provides 2 wt% to 5 wt%, and the vegetable organic compost provides 95 wt% to 98 wt% of the soil improving agent.

The water absorbing polymer is characterized in that the polyacrylamide (polyacrylamide) or acrylamide-acrylate copolymers (acrylamide-acrylate copolymers).

The inorganic fertilizer is nitrogen (nitrogen), phosphoric acid (phosphorus), potassium (potassium), calcium (calcium), aluminum (aluminium), magnesium (magnesium), boron (boron), copper (copper), iron (iron), manganese (manganess), molybdenum (molybdenum) and zinc (zinc) is characterized by consisting of one or more selected from the group consisting of.

The plant growth promoter is composed of one or more selected from the group consisting of auxin (auxin), gibberellin (gibberellin), cytokinin (cytokinin), ethylene (ethylene), abscisic acid, brassinosteroid (brassino steroide) It is characterized by.

In addition, the method of using a soil improver, characterized in that the mixture of the functional ingredient and the vegetable organic compound compost and the soil mixed in a ratio of 1: 9, and the soil improver mixed with the functional ingredient and vegetable organic compost. It provides a method of using a soil improving agent, characterized in that used for mixing 20 to 40kg per 1㎥ of soil.

According to the present invention as described above, by providing a soil improving agent containing a functional component of the water-absorbing polymer, inorganic fertilizer, plant growth accelerator, extender, it is possible to continuously supply moisture to the soil and plants growing in the soil. Accordingly, there is an effect that can significantly reduce the amount of watering water supplied to trees or crops. In addition, since the soil microorganisms can be activated, the soil containing the soil improving agent is effective to contain a lot of organic matter.

Soil improver according to the present invention can be widely used in tree planting area and tree road in the landscaping construction site, such as landscaping landscaping, large-scale apartment complex and residential complex with extreme land, seaside landfill, dredged soil, artificial soil with less soil There is.

Looking at the soil improvement effect in the landfill of the soil improver according to the present invention, 1) by containing and supplying the water-absorbing polymer contained in the functional ingredient effectively blocks the rise of the salt due to osmotic pressure, dry season, as well as plant powder As the functional ingredient is wrapped around, the penetration of salt may be blocked to block the rise and movement of salt coming from the capillary water due to lack of moisture. 2) It also accelerates the granulation of the soil and accelerates the leaching of salts by maximizing the soil void by the functional ingredient. 3) The soil improving agent of the present invention can be converted to Na-clay form by treating calcium (Ca) in salt-impregnated soils to remove salts by fine-seating and lowering the pH to 0.5-1.0 in alkaline soil through such chemical filtration. It absorbs positive ions and releases the same amount of negative ions (the opposite role in acidic soils), which facilitates desalination by preventing alkalinization of the soil.

1 is a result table showing the results of measuring the water holding capacity of the soil containing the soil improving agent of the present invention.
Figure 2 is a graph showing the results of measuring the yield of lettuce in the soil treated with the soil improver of the present invention.

Hereinafter, the present invention will be described in detail.

The present invention relates to a soil improving agent comprising a functional ingredient of a water absorbing polymer, an inorganic fertilizer, a plant growth promoter, and an extender.

"Functional ingredient" means to have moisture storage capacity and to contain nutrients necessary for plant growth, and in the present invention, water-absorbing polymers, inorganic fertilizers, plant growth promoters, and extenders are referred to as functional ingredients.

The soil improving agent according to the present invention comprises 37 to 48% by weight of water-absorbing polymer, 8 to 12% by weight of inorganic fertilizer, 0.1 to 0.4% by weight of plant growth promoter and 48 to 52% by weight of extender. In addition, the soil improving agent according to the present invention may further include a vegetable organic compost. Based on the total weight of the soil improving agent, the functional ingredient may be 2% to 5% by weight, and the vegetable organic compost may be composed of 95% to 98% by weight.

The soil improving agent may be used alone, but the soil improving agent of the present invention is not limited thereto. For example, the soil improving agent is mixed with one or more selected from the group consisting of conventional chemical fertilizers, bentonite, zeolite, zemic, vermiculite, ammonium, lime salt, rice straw, barley straw, wild grass Can be used.

The water absorbing polymer is not particularly limited as long as it is a polymer capable of absorbing and storing water. For example, polyacrylamide, acrylamide-acrylate copolymers, acrylonitrile copolymers, etc. may be used alone or in combination of two or more thereof.

The water absorbent polymer rapidly absorbs water molecules in contact with water and swells like a gel insoluble substance. Since these hydrogels are capable of storing water up to about 150 to 200 times their weight, the soil improving agent according to the present invention continuously maintains moisture in plants without additional watering under optimum conditions. Can supply In addition, the water-absorbent polymer is to restore the original form after supplying water to the plant, thereby improving the air voids by the wetting, expansion action of the water-absorbent polymer can increase the breathability and drainage. In addition, the water-absorbent polymer can be prevented from hardening the structure of the soil by continuously repeating the contraction and expansion in the soil.

The inorganic fertilizer is nitrogen (nitrogen), phosphoric acid (phosphorus), potassium (potassium), calcium (calcium), aluminum (aluminium), magnesium (magnesium), boron (boron), copper (copper), iron (iron), manganese (manganess), molybdenum (molybdenum) and zinc (zinc) can be made of one or more selected from the group, and in the state of absorbing moisture as nitrogen (nitrogen), phosphoric acid as bound in the hydro-gel (hydro-gel) (phosphorus), potassium (potassium), etc., and other trace elements are released as a compound used in plant growth, improve the fertility of the soil.

The plant growth promoter is one or more selected from the group consisting of auxin (auxin), gibberellin (gibberellin), cytokinin (cytokinin), ethylene (ethylene), abscisic acid (brassino steroide) and Can be used in combination, not only promote the development of roots, leaves, etc., but also has a resistance to various disorders.

The extender is a carrier material and inert SO ₂ -kwartssand which improves soil granulation, soil breathability and mechanical action.

The vegetable organic compost was fermented by mixing a vegetable material that can be used as a compost material such as bark, sawdust, rice bran, jelly, etc., Table 1 shows an analysis table for the components thereof.

As shown in Table 1, while the nitrogen, phosphoric acid, and garlic components are small while rich in organic matter, it is helpful for plant growth, while heavy metals are hardly detected, the results are superior to the process specifications.

On the other hand, the soil improving agent containing the functional ingredient of the present invention can be prepared in the form of granules and powder of the crystal so that it can be easily mixed with the soil particles.

Since the soil improving agent according to the present invention can absorb and store a lot of moisture, it is possible not only to provide continuous moisture to the soil and plants growing in the soil, but also to reduce nutrient loss. Through this, the amount of irrigation water supplied to trees or crops can be significantly reduced, and soil microorganisms can be activated, so the soil containing the soil improving agent can contain many organic substances.

In addition, the soil improver reduces the stress on the moisture of the crops in the extreme lands as well as where precipitation is not constant, and planting trees in landscaping sites such as coastal landfills, dredged soil, rooftop landscaping, large apartment complexes and housing complexes. It can be used for street trees in local and urban areas. That is, in addition to agricultural use, it is effective in forests, horticulture, grass, etc., and may be useful for commercial purposes.

Hereinafter, the present invention will be described in more detail with reference to Examples. It is to be understood by those skilled in the art that these examples are for illustrative purposes only and that the scope of the present invention is not construed as being limited by these examples.

Example 1 Preparation of Soil Modifier

To prepare the soil improver of the present invention, a functional ingredient was prepared in the configuration as shown in Table 1 below, and the functional ingredient and the vegetable organic matter compost were 2 to 5% by weight based on the total weight of the soil improver, respectively, from 95 to 95%. The soil improving agent of the present invention was prepared by mixing at 98% by weight. Table 1 below describes the raw materials of the functional ingredients used in the present invention and the addition amounts of the raw materials.

Ingredient Chemical composition Ratio (% by weight) Water Absorbent Polymer Acrylamide-acrylate copolymers 40 Mineral fertilizer Nitrogen: 1.87 (N)
Phosphoric Acid: 0.93 (P ₂ O ₅ )
Potassium: 1.38 (K ₂ O)
Magnesium: 0.2 (MgO)
Boron: 0.003 (B)
Copper: 0.007 (Cu)
Iron: 0.015 (Fe)
Manganese: 0.008 (Mn)
Molybdenum: 0.003 (Mo)
Zinc: 0.004 (Zn)
Others: 5.33 9.75 Plant growth promoter Auxin: 0.07
Gibberellin: 0.06
Cytokinin: 0.04
Ethylene: 0.08 0.25 extender Silicates (SiO ₂ ): 49.7
Other: 0.3 50

Experimental Example 1. Measurement of moisture storage capacity

In order to measure the water storage capacity of the soil treated with the soil modifying agent of the present invention, the soil prepared in Example 1 in the general soil (untreated zone), organic soil-treated soil (organic fertilizer treated zone), general soil. The water holding capacity of the soils treated with modifiers (soil improver treatment) was compared. The general soil used silt loam (SiL) and clay loam soil (CL), and the organic fertilizer is 200g per 10kg soil, 6.5% total nitrogen and 1.46% total phosphoric acid. Fertilizer was used.

To determine the relative effect of soil modifier treatment on soil water holding capacity, the soil water extractor was used to measure the water content of each sample at 1 / 10bar, 1 / 3bar, and 15bar soil moisture and used for effective moisture. Was calculated and the result is shown in FIG.

As shown in Fig. 1, the moisture content of the soil improver treatment group is significantly higher in water retention at each moisture tension, and the effective moisture, which is water between the packing water at 1/3 atm and the permanent counterfeit at 15 atm, is applied to crop growth. As the water used, the soil improver treatment group had twice as effective water retention as other treatments. As a result, it was confirmed that the soil improving agent of the present invention has excellent water storage capacity.

Experimental Example 2. Result of applying the soil improver of the present invention to lettuce crops

In the case of applying the soil improver of the present invention, the yield was measured using the lettuce (Ttukseom stockpile lettuce) in order to confirm the yield change of the crop. General soil (no treatment), soil treated with organic fertilizer (organic fertilizer treatment), general soil soil treated with the soil improver prepared in Example 1 (soil improver treatment), chemical fertilizer to the general soil Experiments were conducted on treated soil (chemical fertilizer), and two general soils were used: silt loam (SiL) and clay loam soil (CL).

The organic fertilizer was used as the organic fertilizer of the total nitrogen 6.5%, total phosphoric acid 1.46% component as 200g per 10kg soil, the soil improver prepared in Example 1 was mixed 200g per 10kg soil, the chemical Fertilizers were 20-20-20 / a based on NPK. The seedlings germinated in 1 / 2000a wagner pot were harvested two months later, and the results are shown in FIG. 2.

As shown in Figure 2, the soil improver treatment treatment treated with the soil improver of the present invention was faster than the chemical fertilizer treatment or organic fertilizer treatment, it was confirmed that the yield, and also a large number. In other words, in the soil improver treatment, the amount of lettuce was twice as high as in the chemical fertilizer treatment and 1.5 times more than in the organic fertilizer treatment. Therefore, it was confirmed through the present experiment that the soil improving agent of the present invention plays a role of stably promoting the growth of plants.

As mentioned above, specific parts of the present invention have been described in detail, and it is apparent to those skilled in the art that such specific descriptions are merely preferred embodiments, and thus the scope of the present invention is not limited thereto. something to do. Accordingly, the actual scope of the present invention will be defined by the appended claims and their equivalents.

Claims (8)

2 to 5% by weight functional ingredient consisting of water-absorbent polymer, inorganic fertilizer, plant growth promoter and extender, 95 to 98% by weight vegetable organic compost, wherein the functional ingredient is 40% by weight of water-absorbent polymer, inorganic fertilizer 9, 75 wt%, 0.25 wt% plant growth promoter and 50 wt% extender, wherein the water absorbent polymer is acrylamide-acrylate copolymers, and the plant growth promoter is 0.07 wt% of auxin. %, Gibberellin (gibberellin) 0.06% by weight, cytokinin (cytokinin) 0.04% by weight and ethylene (ethylene) soil improving agent, characterized in that consisting of.
The method of claim 1,
The inorganic fertilizer is nitrogen (nitrogen), phosphoric acid (phosphorus), potassium (potassium), calcium (calcium), aluminum (aluminium), magnesium (magnesium), boron (boron), copper (copper), iron (iron), manganese (manganess), molybdenum (molybdenum) and zinc (zinc) Soil improver, characterized in that at least one selected from the group consisting of.
The method of using a soil improver of claim 1, wherein the soil improver and the soil are mixed at a ratio of 1: 9.




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