CN112851447A - Liquid fertilizer rich in nano silicon and spermidine, preparation method and application thereof in crop stress resistance - Google Patents
Liquid fertilizer rich in nano silicon and spermidine, preparation method and application thereof in crop stress resistance Download PDFInfo
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- CN112851447A CN112851447A CN202110261767.XA CN202110261767A CN112851447A CN 112851447 A CN112851447 A CN 112851447A CN 202110261767 A CN202110261767 A CN 202110261767A CN 112851447 A CN112851447 A CN 112851447A
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- spermidine
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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
- C05G5/20—Liquid fertilisers
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C11/00—Other nitrogenous fertilisers
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Abstract
The invention discloses a liquid fertilizer rich in nano-silicon and spermidine, a preparation method and application thereof in crop stress resistance, wherein the liquid fertilizer takes the nano-silicon and the spermidine as main components, the nano-silicon accounts for 10-90%, the spermidine accounts for 0.1-45%, and other nutrient elements account for 1-80%. The invention takes Zhanjiang local steel and iron plant water granulated slag and power plant slag as raw materials, realizes local internal circulation, effectively reduces the cost of the liquid fertilizer, the preparation method and the application of the liquid fertilizer in crop stress resistance, thereby not only saving the cost, but also being convenient for carrying out waste utilization on the local steel and iron plant water granulated slag and the power plant slag, saving energy and protecting environment.
Description
Technical Field
The invention relates to the technical field of crop nutrition physiology, and relates to a liquid fertilizer rich in nano silicon and spermidine, a preparation method and application thereof in crop stress resistance.
Background
The silicon fertilizer is a novel multifunctional fertilizer, and has the effects of promoting the decomposition of organic fertilizer, activating phosphorus in soil, regulating N, P, K balanced absorption and strengthening Ca2+And Mg2+Absorption of the drugs, etc. However, the existing silicon fertilizer or silicate fertilizer is generally alkaline, is not easy to mix with other preparations, and has poor water solubility and is not easy to be absorbed by crops.
The liquid fertilizer as a novel high-efficiency compound liquid fertilizer has the advantages of uniform mixing, convenient use, high fertilizer utilization rate, easy mixing with other preparations and the like. Also has the capabilities of drought resistance, waterlogging tolerance, salt resistance, lodging resistance, dry hot air resistance and disease and insect resistance. After the nano-technology improvement such as a gas phase method, a precipitation method, a sol-gel method and the like, the nano-silicon has good water solubility, neutral pH value and no precipitation, is easy to mix with other fertilizers and reagents, and can also directly permeate and be absorbed and utilized by plants.
Therefore, we propose a liquid fertilizer rich in nano-silicon and spermidine so as to solve the problems proposed in the above.
Disclosure of Invention
The invention aims to provide a liquid fertilizer rich in nano-silicon and spermidine, a preparation method and application thereof in crop stress resistance, so as to solve the problems that the silicon fertilizer or silicate fertilizer in the market is generally alkaline, is not easy to mix with other preparations, has poor water solubility and is not easy to absorb by crops in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the liquid fertilizer rich in nano-silicon and spermidine comprises the main components of nano-silicon, spermidine, other nutrient elements and auxiliaries, wherein the nano-silicon accounts for 10-90%, the spermidine accounts for 0.1-45%, and the other nutrient elements account for 1-80%.
Further, the common silicon fertilizer is derived from the slag of steel works and power plant slags in Zhanjiang province. Through natural wind, high-speed crushing, removing impurities, ball grinding and sieving.
Further, the nano-silicon is produced by using a common silicon fertilizer as a raw material through a gas phase method, a precipitation method, a sol-gel method and other nano technologies to obtain white ultrafine powder with primary particle size of less than 50 nm and particle size of less than 200 nm in a water-added dispersion liquid.
Furthermore, the spermidine is analytically pure spermidine hydrochloride, and a certain amount of spermidine is weighed and dissolved in water to obtain a spermidine solution.
Further, the other nutrient elements comprise one or more of N, P, K, Ca, Mg, Zn, P, Mo and the like.
Furthermore, the nano silicon, spermidine and other nutrient elements are prepared by introducing steam, mixing, stirring and dissolving according to the volume ratio of 3:1: 6.
Furthermore, the content of the nano-silicon is 10-90%, the content of spermidine is 0.1-45%, and the content of other nutrient elements is 1-80%.
Compared with the prior art, the invention has the beneficial effects that:
1. the water granulated slag of steel works and power plant slag in Zhanjiang province are used as raw materials, local internal circulation is realized, and the cost of the liquid fertilizer, the preparation method and the application of the liquid fertilizer in crop stress resistance is effectively reduced, so that the cost is saved, the water granulated slag of steel works and power plant slag in Zhanjiang province are conveniently utilized, and the energy is saved and the environment is protected;
2. the invention has the advantages of effectively integrating the nano-silicon and the spermidine, and having the effects of enhancing the stress resistance of crops, increasing the yield of the crops and improving the quality of the crops.
Drawings
FIG. 1 is a schematic view of the manufacturing process of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the liquid fertilizer is rich in nano silicon and spermidine, wherein the nano silicon accounts for 10-90%, the spermidine accounts for 0.1-45%, and other nutrient elements account for 1-80%.
Example 1
A liquid fertilizer rich in nano silicon and spermidine comprises the following components in parts by weight: 10% of nano silicon, 0.1% of spermidine and 80% of other nutrient elements;
example 2
A liquid fertilizer rich in nano silicon and spermidine comprises the following components in parts by weight: 90% of nano silicon, 45% of spermidine and 1% of other nutrient elements;
example 3
A liquid fertilizer rich in nano silicon and spermidine comprises the following components in parts by weight: 45% of nano silicon, 25% of spermidine and 45% of other nutrient elements.
Nanometer silicon is prepared from common silicon fertilizer by vapor phase method, precipitation method, sol-gel method, etc. to obtain superfine powder with primary particle size less than 50 nm, and adding white superfine powder with water dispersion liquid particle size less than 200 nm.
Spermidine is analytically pure spermidine hydrochloride, and a certain amount of spermidine is weighed and dissolved in water to obtain a spermidine solution.
The other nutrient elements comprise one or more of N, P, K, Ca, Mg, Zn, P, Mo and the like.
The common silicon fertilizer is derived from the water granulated slag of steel works and the slag of power plants in Zhanjiang local areas. Through natural wind, high-speed crushing, removing impurities, ball grinding and sieving.
The liquid fertilizer is prepared by introducing steam into nano silicon, spermidine and other nutrient elements according to the volume ratio of 3:1:6, mixing and stirring for dissolution.
10-90% of nano silicon, 0.1-45% of spermidine and 1-80% of other nutrient elements.
In order to better show the actual using effect of the soil conditioner rich in nano humic acid and nano silicon, the data of the experiment attached to the field are as follows:
experiment 1
The test is carried out in lake-light north pond village in the region of ma chapter in the Zhanjiang city from 10 months in 2019 to 3 months in 2020, the type of the test soil is rice soil, and the test soil is purchased in the strawberry variety market. And (3) treating in the initial flowering stage, wherein clear water is used as a reference, the concentration of spermidine is 1.0 mmol/L, the concentration of nano-silicon is 1.5 mmol/L, and the concentration of liquid fertilizer is 1.5 mmol/L. And sampling and measuring when the fruits grow to be picked.
TABLE 1 Effect of different treatments on strawberry fruit quality
Experiment 2
The test was carried out in glass greenhouse of institute of biotechnology of Guangdong university of oceanic technology from 10 months to 1 month in 2020 to 2021, the soil type to be tested was rice soil, and the tomato variety to be tested was purchased in the market. A pot experiment is adopted, liquid fertilizer is used as base application, the using amount is 50 kg/mu, clear water is used as a control, the spraying concentration of spermidine on leaf surfaces in the flowering period is 1.0 mmol/L, and the concentration of nano silicon is 1.5 mmol/L.
TABLE 2 influence of different treatments on agronomic traits and quality of tomatoes
Experiment 3
The test is carried out in a teaching and scientific research base of a new Zhenpu Chaochou village built in Tanzhang county of Zhanjiang city from 8 to 11 months in 2020, the type of the tested soil is coastal saline soil, and the variety of the tested rice is Y Liangyou3088. Sowing in 20 days in 7 months, transplanting in 1 day in 8 months, harvesting in 20 days in 9 months and in 10 days in 11 months. The liquid fertilizer is used as base application, the dosage is 50 kg/mu, clear water is used as a contrast, the spraying concentration of spermidine on the leaf surfaces in the flowering period is 1.0 mmol/L, and the concentration of nano-silicon is 1.5 mmol/L. By large area contrast method, the large area is 666.7 m2。
TABLE 3 Effect of different treatments on Rice yield and yield composition
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (9)
1. A liquid fertilizer rich in nano silicon and spermidine, a preparation method and application thereof in crop stress resistance are characterized in that: the nano silicon accounts for 10-90%, the spermidine accounts for 0.1-45%, and other nutrient elements account for 1-80%.
2. The liquid fertilizer rich in nano-silicon and spermidine as claimed in claim 1, the preparation method and the application thereof in crop stress tolerance are characterized in that: the composition comprises the following components in parts by weight: the nano silicon accounts for 10 percent, the spermidine accounts for 0.1 percent and other nutrient elements account for 80 percent.
3. The liquid fertilizer rich in nano-silicon and spermidine as claimed in claim 1, the preparation method and the application thereof in crop stress tolerance are characterized in that: the composition comprises the following components in parts by weight: 90% of nano silicon, 45% of spermidine and 1% of other nutrient elements.
4. The liquid fertilizer rich in nano-silicon and spermidine as claimed in claim 1, the preparation method and the application thereof in crop stress tolerance are characterized in that: the composition comprises the following components in parts by weight: 45% of nano silicon, 25% of spermidine and 45% of other nutrient elements.
5. The liquid fertilizer rich in nano-silicon and spermidine as claimed in claim 1, the preparation method and the application thereof in crop stress tolerance are characterized in that: the nano silicon is produced by using common silicon fertilizer as a raw material through a gas phase method, a precipitation method, a sol-gel method and other nano technologies to obtain white ultrafine powder with primary particle size of less than 50 nm and particle size of less than 200 nm by adding water dispersion.
6. The liquid fertilizer rich in nano-silicon and spermidine as claimed in claim 1, the preparation method and the application thereof in crop stress tolerance are characterized in that: the spermidine is analytically pure spermidine hydrochloride, and a certain amount of spermidine is weighed and dissolved in water to obtain a spermidine solution.
7. The liquid fertilizer rich in nano-silicon and spermidine as claimed in claim 1, the preparation method and the application thereof in crop stress tolerance are characterized in that: the other nutrient elements comprise one or more of N, P, K, Ca, Mg, Zn, P, Mo and the like.
8. The liquid fertilizer rich in nano-silicon and spermidine as claimed in claim 5, the preparation method and the application thereof in crop stress tolerance are characterized in that: the common silicon fertilizer is prepared from Zhanjiang steelworks water granulated slag, power plant furnace slag and the like through natural air drying, high-speed crushing, impurity removal, ball milling and sieving.
9. The liquid fertilizer rich in nano-silicon and spermidine as well as the preparation method and the application thereof in crop stress tolerance according to claims 1-8, characterized in that: the nano silicon solution, the spermidine solution, the other nutrient element solution and the auxiliary agent solution are prepared by introducing steam, mixing, stirring and dissolving according to the volume ratio of 3:1: 6.
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| CN202110261767.XA CN112851447A (en) | 2021-03-10 | 2021-03-10 | Liquid fertilizer rich in nano silicon and spermidine, preparation method and application thereof in crop stress resistance |
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| CN202110261767.XA CN112851447A (en) | 2021-03-10 | 2021-03-10 | Liquid fertilizer rich in nano silicon and spermidine, preparation method and application thereof in crop stress resistance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207908A (en) * | 2021-06-04 | 2021-08-06 | 广东海洋大学 | Preparation and application method of saline-alkali-resistant rice seed initiator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107056481A (en) * | 2017-05-20 | 2017-08-18 | 东莞泽润生物科技有限公司 | A kind of nanometer silicon foliage fertilizer |
| CN110256140A (en) * | 2019-05-21 | 2019-09-20 | 滁州市给力肥料科技有限公司 | A kind of novel nano siliceous fertilizer and its production method |
| CN110937951A (en) * | 2019-10-25 | 2020-03-31 | 于树林 | Micro-nano silicon ecological fertilizer and preparation method and application thereof |
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- 2021-03-10 CN CN202110261767.XA patent/CN112851447A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107056481A (en) * | 2017-05-20 | 2017-08-18 | 东莞泽润生物科技有限公司 | A kind of nanometer silicon foliage fertilizer |
| CN110256140A (en) * | 2019-05-21 | 2019-09-20 | 滁州市给力肥料科技有限公司 | A kind of novel nano siliceous fertilizer and its production method |
| CN110937951A (en) * | 2019-10-25 | 2020-03-31 | 于树林 | Micro-nano silicon ecological fertilizer and preparation method and application thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207908A (en) * | 2021-06-04 | 2021-08-06 | 广东海洋大学 | Preparation and application method of saline-alkali-resistant rice seed initiator |
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