CN107245020A - Controlled Release Fertilizer and the tree pond using the Controlled Release Fertilizer - Google Patents
Controlled Release Fertilizer and the tree pond using the Controlled Release Fertilizer Download PDFInfo
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- CN107245020A CN107245020A CN201710414057.XA CN201710414057A CN107245020A CN 107245020 A CN107245020 A CN 107245020A CN 201710414057 A CN201710414057 A CN 201710414057A CN 107245020 A CN107245020 A CN 107245020A
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- fertilizer
- controlled release
- skeleton
- release fertilizer
- soil
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
- C05G5/37—Layered or coated, e.g. dust-preventing coatings layered or coated with a polymer
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizers (AREA)
Abstract
The invention discloses a kind of Controlled Release Fertilizer and using the tree pond of the Controlled Release Fertilizer, Controlled Release Fertilizer includes being orderly arranged outside each fertilizer layer and coating in the skeleton of hollow setting, skeleton, is provided with the pipelines of many connection skeletal internals on skeleton, and pipeline is through fertilizer layer and coating；Setting pond includes being equipped with metalling, the first soil horizon, the first fertilizer layer, the second soil horizon, the second fertilizer layer, the 3rd soil horizon in tree pond body, tree pond body successively from the bottom to top, wherein, the first fertilizer layer and the second fertilizer layer use above-mentioned Controlled Release Fertilizer；Controlled Release Fertilizer can control the release process of fertilizer, reduce the work manually topdressed, after the fertilizer of Controlled Release Fertilizer is released completely, and remaining skeleton, which can be stayed in soil, plays a part of scattered soil and raising gas permeability；Set and two layers of Controlled Release Fertilizer is provided with pond, and be located below on the coating of one layer of Controlled Release Fertilizer being provided with degradable involucrum, be available for providing fertilizer of the plant in different times, reduce the work manually topdressed.
Description
Technical field
The present invention relates to garden afforestation technology field, more specifically, it relates to a kind of Controlled Release Fertilizer and use the controlled release
The tree pond of fertilizer.
Background technology
With the development of Process of Urbanization Construction, roadside occurs in that many tree ponds, to plant trees, reach the effect beautified the environment.
Time one, in the presence of natural environment such as rain drop erosion and human factor are as artificially trampled, soil mutability consolidation made soil long
The porosity of earth declines, and mechanical resistance is improved, flowing of the influence nutrient in soil, so as to influence the growth of plant.
The content of the invention
In view of the deficienciess of the prior art, the first object of the present invention is to provide a kind of Controlled Release Fertilizer, by skeleton
Outside sets composite fertilizer and coating so that the Controlled Release Fertilizer is after fertility is provided to soil, and skeleton is dispersible also among soil
Soil, makes soil be difficult to bond together, and improves the gas permeability of soil.
To achieve the above object, the invention provides following technical scheme：
A kind of Controlled Release Fertilizer, including in the skeleton of hollow setting, the skeleton has been orderly arranged outside each fertilizer layer and coating, the bone
The pipeline of many connection skeletal internals is provided with frame, the pipeline passes through fertilizer layer and coating.
By using above-mentioned technical proposal, after incorporation of fertilizerin the soil, soil moisture enters from fenestra, has dissolved a part
Nutrient, is then discharged by fenestra, when the temperature increases, and plant growth is accelerated, and nutrient demand amount is increased, fertilizer release speed
Rate is also accelerated therewith；When the temperature decreases, plant growth is slow or dormancy, and fertilizer rate of release is also slack-off therewith or stops releasing
Put；On the other hand, when crop absorption nutrient is more, nutrient density declines on the outside of coating, causes concentration gradient inside and outside film to increase, fertilizer
Rate of release is accelerated, so that nutrients release pattern is consistent with crop regulation of fertilizer requirement, maximizes utilization rate of fertilizer.Meanwhile,
Because skeleton has certain shape, when it is distributed in soil, scattered soil can be played a part of；In addition, entering to plant
After row waters, moisture can be entered in skeleton by pipeline, then be exported again by remaining pipes, enable moisture in soil compared with
For uniform distribution.
Further, port of the pipeline away from the skeleton is uniformly distributed along the skeleton.
By using above-mentioned technical proposal, being stored in intraskeletal moisture can be exported by pipe end so that skeleton week
The soil on side more can uniformly receive the growth of moisture, more conducively plant.
Further, it is provided with the first involucrum being made up of degradation material on the outside of the coating.
By using above-mentioned technical proposal, Controlled Release Fertilizer can discharge fertilizer after the first involucrum has been degraded, can basis
The interim Releasing nutrient of the growth time of plant, the effect that early stage primarily serves uniform water, loosened the soil.
The second object of the present invention is to provide a kind of Controlled Release Fertilizer, passes through the setting of skeleton so that be combined after fat dissolving
Liquid can be flowed out by pipeline so that the nutrient of composite fertilizer is distributed more uniform, the more conducively life of plant in soil
It is long.
To achieve the above object, the invention provides following technical scheme：
A kind of Controlled Release Fertilizer, including in the skeleton of hollow setting, the skeleton has been orderly arranged outside each fertilizer layer and shell, the bone
The pipeline of many connection skeletal internals is provided with frame, and the pipeline passes through fertilizer layer and shell；Opened on the skeleton
Provided with multiple through holes, and on the through hole, covering is connected with the first coating.
By using above-mentioned technical proposal, after incorporation of fertilizerin the soil, the pipeline on skeleton can absorb moisture, and moisture passes through
The fenestra of first coating enters, and has dissolved a part of nutrient, has then been discharged by the fenestra of the first coating, this part nutrient
Uniformly it is delivered to by pipeline in soil so that the nutrient in soil can be balanced, is more favorable for the growth of plant；In addition,
When the temperature increases, plant growth is accelerated, and nutrient demand amount is increased, and fertilizer rate of release is also accelerated therewith；When the temperature decreases,
Plant growth is slow or dormancy, and fertilizer rate of release is also slack-off therewith or stops release；On the other hand, crop absorption nutrient is more
When, nutrient density declines on the outside of fertiliser granulates film, and concentration gradient increase inside and outside the first coating, fertilizer rate of release is accelerated, so that
Make nutrients release pattern consistent with crop regulation of fertilizer requirement, maximize utilization rate of fertilizer.Simultaneously as shell has necessarily
Shape, when it is distributed in soil, can play a part of scattered soil.
Further, the pipeline is located at partly to offer between skeleton and shell and covered on via hole, the via hole
It is connected with the second coating.
By using above-mentioned technical proposal, the setting of via hole can accelerate the liquid in soil enter skeleton and shell it
Between, while can also accelerate the outflow of nutrient；In addition, the setting of via hole also can fully flow the nutrient between skeleton and shell
Go out, it is to avoid the delay of nutrient.
Further, the pipeline is generally aligned in the same plane away from described skeleton one end and the shell.
By using above-mentioned technical proposal, pipeline can absorb the moisture in the soil of shell so that in soil
Moisture can be made full use of by Controlled Release Fertilizer；If pipeline exceeds shell, then water at its dead angle formed with shell beyond part
Divide and be difficult to enter pipeline, this part moisture is difficult to be utilized by Controlled Release Fertilizer, equilibrium of the influence moisture in soil.
Further, port of the pipeline away from the shell is uniformly distributed along the shell.
By using above-mentioned technical proposal, the nutrient that can obtain the soil on Controlled Release Fertilizer periphery is more balanced, more conducively plants
The growth of thing.
Further, the inner-walls of duct be provided with auxiliary hole site and inboard wall of skeleton be provided with lead to the hole site be provided with by
The second involucrum that degradation material is made.
By using above-mentioned technical proposal, Controlled Release Fertilizer can discharge fertilizer after the first involucrum has been degraded, can basis
The interim Releasing nutrient of the growth time of plant, the effect that early stage primarily serves uniform water, loosened the soil.
The third object of the present invention is that providing one kind sets pond, and Shu Chizhong is positioned over by above-mentioned Controlled Release Fertilizer.
To achieve the above object, the invention provides following technical scheme：
One kind tree pond, including tree pond body, be equipped with successively from the bottom to top in the body of the tree pond metalling, the first soil horizon,
First fertilizer layer, the second soil horizon, the second fertilizer layer, the 3rd soil horizon, wherein, the first fertilizer layer and the second fertilizer layer are
Using above-mentioned Controlled Release Fertilizer.
By using above-mentioned technical proposal, Controlled Release Fertilizer is just embedded in tree pond body by early stage, and metalling can improve soil
Gas permeability there is provided to the oxygen needed for plant growth, and the required air ambient of Soil Microorganism activity, while can filter
Water, prevents rotten of plant；The first fertilizer layer and the second fertilizer layer are respectively provided with soil, can supply plant different growth steps
The fertilizer of section, and the formality topdressed is reduced, reduce the amount of labour of workman.
Further, the first fertilizer layer is using the Controlled Release Fertilizer or purpose two that the first involucrum is provided with above-mentioned purpose one
In be provided with the Controlled Release Fertilizer of the second involucrum；Second fertilizer layer using the Controlled Release Fertilizer that the first involucrum is not provided with purpose one or
The Controlled Release Fertilizer of the second involucrum is not provided with purpose two.
By using above-mentioned technical proposal, after plant growth, root system can grow downwards, and underlying first fertilizer layer exists
Can degrade the first involucrum or the second involucrum after a period of time, and after root growth is to certain depth, Controlled Release Fertilizer starts to lead to
Coating release fertilizer is crossed, nutrient is provided for later stage root system, reduces the work of topdressing of staff.
Compared with prior art, it is an advantage of the invention that：
1st, Controlled Release Fertilizer mainly outside skeleton and be arranged on the outside of it fertilizer layer and coating constitute, can control fertilizer release
Journey, reduces the work manually topdressed；
2nd, Controlled Release Fertilizer can discharge from skeletal internal so that during the fertility flowed out from skeletal internal uniformly can diffuse to soil, more
Beneficial to plant growth；And it is also provided with coating on its pipeline so that the fertilizer between skeleton, shell can be more complete
Outflow, improve Controlled Release Fertilizer utilization rate；
3rd, after the fertilizer of Controlled Release Fertilizer is released completely, remaining skeleton, which can be stayed in soil, to be played scattered soil and improves ventilative
The effect of property；
4th, the growth of moisture, more conducively plant that pipeline can be in uniform soil is provided with skeleton；
The 5th, degradable involucrum is set outside coating, can be according to fertilizer be discharged again after the time at one end the need for plant growth, more
To the demand of nutrient when fitting in plant growth；
6th, the Controlled Release Fertilizer early stage of involucrum is provided with soil except the purpose for the anti-caking that can loosen the soil, additionally it is possible to play balanced soil
The effect of middle moisture；
7th, two layers of Controlled Release Fertilizer is provided with tree pond, and is located below on the coating of one layer of Controlled Release Fertilizer being provided with degradable bag
Shell, is available for providing fertilizer of the plant in different times, reduces the work manually topdressed, and can be preferably by Root Absorption.
Brief description of the drawings
Fig. 1 is the diagrammatic cross-section of embodiments of the invention one；
Fig. 2 is the diagrammatic cross-section of embodiments of the invention two；
Fig. 3 is the diagrammatic cross-section of embodiments of the invention three；
Fig. 4 is the diagrammatic cross-section of embodiments of the invention four；
Fig. 5 is the diagrammatic cross-section of embodiments of the invention five.
Reference：1st, Controlled Release Fertilizer；2nd, skeleton；3rd, fertilizer layer；4th, coating；5th, pipeline；6th, the first involucrum；7th, through hole；8、
First coating；9th, via hole；10th, the second coating；11st, the second involucrum；12nd, metalling；13rd, the first soil horizon；14th, the first fertilizer
Layer；15th, the second soil horizon；16th, the second fertilizer layer；17th, the 3rd soil horizon；18th, cavity；19th, shell.
Embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
Embodiment one：The skeleton 2 of a kind of Controlled Release Fertilizer, reference picture 1, including setting spherical in shape, the skeleton 2 can be by ceramic material
It is made and its intermediate hollow formation cavity 18, the overall setting spherical in shape of cavity 18.Outwards many pipelines are uniformly extended with skeleton 2
5, pipeline 5 can be integrally formed setting with skeleton 2, and skeleton 2 has been orderly arranged outside each fertilizer layer 3 and coating 4, and pipeline 5 passes through fertilizer
The bed of material 3 and coating 4.Coating 4 uses thermosetting resin, mainly including polyurethane resin, epoxy resin, alkyd resin, unsaturation
Polyester resin, phenolic resin, acrylic resin, urea resin, melamine resin, silicones etc., wherein preferably polyurethane material,
Because polyurethane material economy, speed of production is fast, can accomplish degradable, meet environmental requirement；In addition, the coating 4 is by soil
The pH value of earth, microorganism, other salt ions and moisture influence how much are smaller, mainly by the concentration and temperature of fertility in soil
Degree influence is larger, and temperature is high, and moisture movement speed is fast, and the nutrient releasing speed in Controlled Release Fertilizer 1 is just fast；The outside nutrient of coating 4 is dense
Degree declines, and causes concentration gradient inside and outside film to increase, fertilizer rate of release is accelerated.In addition, fertilizer layer 3 can use nitrogenous fertilizer, phosphate fertilizer, potassium
Fertilizer or organic fertilizer, need to make according to the growth of different plants.
In addition, the shape of skeleton 2 of Controlled Release Fertilizer 1 can also in elliposoidal or triangular prism shaped or triangular pyramid or cuboid or
Irregular shape；Cavity 18 is shaped as spherical being easy to uniform moisture to discharge.
The operation principle of the Controlled Release Fertilizer 1：
When Controlled Release Fertilizer 1 is placed in soil, soil moisture enters from fenestra, has dissolved a part of nutrient, has then been released by fenestra
Release, when the temperature increases, plant growth is accelerated, and nutrient demand amount is increased, and fertilizer rate of release is also accelerated therewith；Work as temperature
During reduction, plant growth is slow or dormancy, and fertilizer rate of release is also slack-off therewith or stops release；On the other hand, crop absorbs
When nutrient is more, the outside nutrient density of coating 4 declines, and causes concentration gradient inside and outside film to increase, fertilizer rate of release is accelerated, so that
Nutrients release pattern is consistent with crop regulation of fertilizer requirement, maximizes utilization rate of fertilizer.Simultaneously as skeleton 2 has necessarily
Shape, when it is distributed in soil, can play a part of scattered soil and improve gas permeability；In addition, being watered to plant
Afterwards, moisture can be entered in skeleton 2 by pipeline 5, then be exported again by remaining pipes 5, enable moisture in soil more
Uniform distribution, more conducively plant growth.
After a period of time, the fertility release of fertilizer layer 3 is finished, and coating 4 is degraded, and leaves behind skeleton 2, and skeleton 2 still can
Play a part of scattered soil and improve gas permeability；Meanwhile, the moisture in soil can uniformly be spread by cavity 18 so that soil
In moisture distribution it is more uniform, more conducively plant growth.
Embodiment two：A kind of Controlled Release Fertilizer, reference picture 2, the difference with embodiment one is, the outside of coating 4 is provided with by can
The first involucrum 6 that degradable material is made, and the one end of pipeline 5 away from skeleton 2 flushes with coating 4.In the present embodiment, the first involucrum
6 are made of poly-lactic acid material, and poly-lactic acid material is positioned in soil, is thoroughly decomposed in the presence of microorganism, water, bronsted lowry acids and bases bronsted lowry
Into carbon dioxide and water, the raw material as photosynthesis of plant will not be polluted to environment.
The Controlled Release Fertilizer 1 is applied to the plant of segmentation fertilising, i.e., need the plant topdressed after a certain time, can be by the controlled release
During fertilizer 1 is placed into the soil in advance, after certain time, the first involucrum 6 is degraded, the fertilizer in fertilizer layer 3 in the middle of coating 4 and skeleton 2
Power can be just released, and be adaptive to the growth needs of plant；Also, when the first involucrum 6 is not degraded, the energy of Controlled Release Fertilizer 1
Enough play a part of scattered soil and improve gas permeability；In addition, after being watered to plant, moisture can be entered to the marrow by pipeline 5
In frame 2, then exported again by remaining pipes 5, the moisture in soil is more uniformly distributed, more conducively plant gives birth to
It is long.
Embodiment three：The skeleton 2 of a kind of Controlled Release Fertilizer, reference picture 3, including setting spherical in shape, the skeleton 2 can be by ceramic material
It is made and its intermediate hollow formation cavity 18, the overall setting spherical in shape of cavity 18.Outwards many pipelines are uniformly extended with skeleton 2
5, pipeline 5 can be integrally formed setting with skeleton 2, and skeleton 2 has been orderly arranged outside each fertilizer layer 3 and shell 19, wherein, shell 19 can
Setting is integrally formed with pipeline 5.Multiple through holes 7 are offered on skeleton 2, and covering is connected with the first coating 8 on through hole 7.Fertilizer
The bed of material 3 can use nitrogenous fertilizer, phosphate fertilizer, potash fertilizer or organic fertilizer, be needed to make according to the growth of different plants.Work as incorporation of fertilizerin the soil
Afterwards, the negotiable moisture of pipeline 5 on skeleton 2, moisture is entered by the fenestra of the first coating 8, has dissolved a part of nutrient, then
Discharged by the fenestra of the first coating 8, this part nutrient is uniformly delivered in soil by pipeline 5 so that in soil
Nutrient can be balanced, be more favorable for the growth of plant.
In order to accelerate the liquid in soil to enter between skeleton 2 and shell 19, and also to accelerate the outflow of nutrient,
Pipeline 5, which is located at, has partly opened up via hole 9 between skeleton 2 and shell 19, and covering is connected with the second coating on via hole 9
10.It is preferred that, the position of via hole 9 is arranged at pipeline 5 close to the one end of shell 19, can be by the nutrient between skeleton 2 and shell 19
Fully outflow, it is to avoid the delay of nutrient.
In addition, pipeline 5 is generally aligned in the same plane away from the one end of skeleton 2 with shell 19, pipeline 5 can be absorbed positioned at shell 19
Moisture in soil so that the moisture in soil can be made full use of by Controlled Release Fertilizer 1；If pipeline 5 exceeds shell 19, then it surpasses
Go out part to be difficult to enter pipeline 5 with the moisture at the dead angle of the formation of shell 19, this part moisture is difficult to be utilized by Controlled Release Fertilizer 1, shadow
Equilibrium of the Xiangshui County point in soil.
First coating 8 and the second coating 10 are using the material of coating 4 described in embodiment one.The shape of shell 19 is in ellipsoid
Shape or triangular prism shaped or triangular pyramid or cuboid or irregular shape, cavity 18 are shaped as spherical being easy to uniform moisture to discharge.
Controlled Release Fertilizer 1 more scattered can be distributed in soil so that have larger gap between Controlled Release Fertilizer 1, improves the ventilative of soil
Property, more conducively plant growth.
Example IV：A kind of Controlled Release Fertilizer, reference picture 4, the difference with embodiment three is, the first coating 8 and the second coating
10 outsides are provided with the second involucrum 11 being made up of degradation material（Part is only embodied in figure the second involucrum 11, but actual
Upper the first all coatings 8 and the second coating 10 outside is provided with the second involucrum 11）.In the present embodiment, the second involucrum 11 is adopted
It is made, poly-lactic acid material is positioned in soil, is completely decomposed into the presence of microorganism, water, bronsted lowry acids and bases bronsted lowry of poly-lactic acid material
Carbon dioxide and water, the raw material as photosynthesis of plant will not be polluted to environment.
The Controlled Release Fertilizer 1 is applied to the plant of segmentation fertilising, i.e., need the plant topdressed after a certain time, can be by the controlled release
During fertilizer 1 is placed into the soil in advance, after certain time, the second involucrum 11 is degraded, in the middle of the first coating 8, the second coating 10 and skeleton 2
Fertilizer layer 3 in fertility can just be released, be adaptive to the growth needs of plant；Also, do not dropped in the second involucrum 11
Xie Shi, the Controlled Release Fertilizer 1 can play a part of scattered soil and improve gas permeability；In addition, after being watered to plant, moisture can
Entered by pipeline 5 in skeleton 2, then exported again by remaining pipes 5, the moisture in soil is more uniformly divided
Cloth, more conducively plant growth.
Embodiment five：It is equipped with broken successively from the bottom to top in one kind tree pond, reference picture 5, including tree pond body, tree pond body
Rock layers 12, the first soil horizon 13, the 14, second soil horizon 15 of the first fertilizer layer, the second fertilizer the 16, the 3rd soil horizon 17 of layer, wherein,
First fertilizer layer 14 is using the Controlled Release Fertilizer 1 as described in embodiment one or embodiment three；Second fertilizer layer 16 is using such as embodiment two
Or the Controlled Release Fertilizer 1 described in example IV；Appropriate Controlled Release Fertilizer 1 can be also uniformly distributed in the second soil horizon 15, the second soil is improved
The gas permeability of layer 15.Controlled Release Fertilizer 1 is just embedded in tree pond body by early stage, metalling 12 can improve the gas permeability of soil there is provided
To the oxygen needed for plant growth, and the required air ambient of Soil Microorganism activity, while water filtering, prevents plant rotten
Root；The first fertilizer layer 14 and the second fertilizer layer 16 are respectively provided with soil, the fertilizer of plant different growth phases can be supplied,
And the formality topdressed is reduced, reduce the amount of labour of workman.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of Controlled Release Fertilizer, it is characterised in that including the skeleton (2) in hollow setting, the skeleton (2) has been orderly arranged outside each
The many internal pipelines (5) of connection skeleton (2), the pipeline are provided with fertilizer layer (3) and coating (4), the skeleton (2)
(5) through fertilizer layer (3) and coating (4).
2. Controlled Release Fertilizer according to claim 1, it is characterised in that port edge of the pipeline (5) away from the skeleton (2)
The skeleton (2) to be uniformly distributed.
3. Controlled Release Fertilizer according to claim 1 or 2, it is characterised in that be provided with the outside of the coating (4) by degradable material
Expect the first involucrum (6) being made.
4. a kind of Controlled Release Fertilizer, it is characterised in that including the skeleton (2) in hollow setting, the skeleton (2) has been orderly arranged outside each
The many internal pipelines (5) of connection skeleton (2), and the pipe are provided with fertilizer layer (3) and shell (19), the skeleton (2)
Road (5) passes through fertilizer layer (3) and shell (19)；Multiple through holes (7) are offered on the skeleton (2), and in the through hole
(7) covering is connected with the first coating (8) on.
5. Controlled Release Fertilizer according to claim 4, it is characterised in that the pipeline (5) be located at skeleton (2) and shell (19) it
Between partly offer on via hole (9), the via hole (9) covering and be connected with the second coating (10).
6. Controlled Release Fertilizer according to claim 5, it is characterised in that the pipeline (5) is away from the skeleton (2) one end and institute
Shell (19) is stated to be generally aligned in the same plane.
7. Controlled Release Fertilizer according to claim 5, it is characterised in that port of the pipeline (5) away from the shell (19)
It is uniformly distributed along the shell (19).
8. the Controlled Release Fertilizer according to claim 5 or 6 or 7, it is characterised in that pipeline (5) inwall is provided with via hole
(9) position and skeleton (2) inwall are provided with through hole (7) position and are provided with the second involucrum (11) being made up of degradation material.
9. one kind tree pond, it is characterised in that including tree pond body, metalling is equipped with the body of the tree pond successively from the bottom to top
(12), the first soil horizon (13), the first fertilizer layer (14), the second soil horizon (15), the second fertilizer layer (16), the 3rd soil horizon
(17), wherein, first fertilizer layer (14) and the second fertilizer layer (16) are using as described in any one in claim 1-8
Controlled Release Fertilizer (1).
10. tree pond according to claim 9, it is characterised in that the first fertilizer layer (14) using such as claim 3 or
Controlled Release Fertilizer (1) described in 8；The second fertilizer layer (16) is using the Controlled Release Fertilizer as described in claim 1 or 2 or 4 or 5 or 6 or 7
(1)。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710414057.XA CN107245020B (en) | 2017-06-05 | 2017-06-05 | Controlled release fertilizer and tree pool using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710414057.XA CN107245020B (en) | 2017-06-05 | 2017-06-05 | Controlled release fertilizer and tree pool using same |
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| Publication Number | Publication Date |
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| CN107245020A true CN107245020A (en) | 2017-10-13 |
| CN107245020B CN107245020B (en) | 2020-12-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079787A (en) * | 2021-03-17 | 2021-07-09 | 浙江大学 | Intelligent device for promoting accurate absorption of nutrients of facility crops |
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