CN104045413A - Special novel cadmium prevention blending fertilizer for rice, and preparation method thereof - Google Patents
Special novel cadmium prevention blending fertilizer for rice, and preparation method thereof Download PDFInfo
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- CN104045413A CN104045413A CN201310096524.0A CN201310096524A CN104045413A CN 104045413 A CN104045413 A CN 104045413A CN 201310096524 A CN201310096524 A CN 201310096524A CN 104045413 A CN104045413 A CN 104045413A
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Abstract
The invention discloses a special novel cadmium prevention blending fertilizer for rice, and a preparation method thereof. The special novel cadmium prevention blending fertilizer for rice is prepared by mixing the following raw materials comprising, by weight, 18-26 parts of urea, 9-19 parts of diammonium phosphate, 24-32 parts of potassium sulfate, 0.5-1.5 parts of trace elements, 10-20 parts of grass peat, 10-20 parts of humic acid, 0.5-1.5 parts of a biological bacterium and 1-7 parts of a fertilizer aid, and granulating. The special novel cadmium prevention blending fertilizer for rice can effectively prevent the absorption of rice to cadmium, improves the rice output by 5-10%, and makes the quality produced rice reach green food requirements. The fertilizer is mainly used for rice, and can also be used for soybeans, corns, fruit trees, vegetables and other crops. The fertilizer can be applied mainly through furrow application, and can also be broadcasted after manuring.
Description
Technical field
The present invention relates to agricultural fertilizer technical field, particularly novel Bulk Blending Fertilizer of a kind of paddy rice special-purpose resistance cadmium and preparation method thereof.
Background technology
Paddy rice is the staple food crop of China, is engaged in the peasant household that rice does to produce and approaches 50% of peasant household's sum, and the whole nation has more than 60% population to take rice as staple food.Except edible, rice also has multiple use.At present, directly edible rice accounts for 84%, and industrial, feed is with accounting for 10%, its output just and quality be directly connected to whole national economy and people's life and healthy.
Cadmium is a kind of trace heavy metals to the toxic effect of animals and plants, extremely strong to human toxicity, very easily be absorbed by the body, cadmium has high movability and low poisoning concentration, long half time, can not, by the microbiological deterioration in soil, very easily be absorbed by plants and accumulate, it pollutes for irreversible process, over affecting the yield and quality of crop after certain limit.
In recent years, unreasonable discharge due to Industrial " three Waste ", solid waste especially treatment of urban garbage be not good at, sewage irrigation, agricultural sludge and use fertilizer that contains heavy metal element etc., caused heavy metal in soil cadmium content sharply to increase, cause farmland cadmium pollution day by day serious.In the time of in the soil of paddy growth in cadmium pollution, cadmium is accumulation in a large number in its root, stem, leaf and seed, has a strong impact on growing and rice quality of paddy rice, healthy through food chain enrichment harm animals and humans.
Paddy rice-dedicated fertilizer patent from more domestic of applying for successively, all has different characteristics, and as patent " Soline alkali resisting rice fertilizer ", this patent discloses a kind of anti-saline and alkaline paddy rice-dedicated fertilizer; Patent " a kind of cold immersed field paddy rice-dedicated fertilizer and preparation and application thereof " and for example, this patent discloses a kind of paddy rice-dedicated fertilizer of cold immersed field, but there is no at present resistance cadmium paddy rice-dedicated fertilizer patent.
In order to reduce the impact of cadmium on rice growth and yield and quality, develop a kind of both for paddy rice to nitrogen (N), phosphorus (P
2o
5), potassium (K
2o) demand characteristics of nutrient (demand percentage is 1: 0.5: 1.3) is carried out scientific formula, and the special fertilizer that can effectively stop again paddy rice to absorb cadmium seems very necessary.
Summary of the invention
The technical problem to be solved in the present invention is: provide the paddy rice special use that a kind of specificity is strong, fertilizer efficiency is high, can effectively stop paddy rice to absorb, also can improve yield and quality of rice to cadmium to hinder the novel Bulk Blending Fertilizer of cadmium.
Another technical problem that the present invention will solve is: the preparation method that the novel Bulk Blending Fertilizer of a kind of paddy rice special-purpose resistance cadmium is provided.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
The novel Bulk Blending Fertilizer of paddy rice special-purpose resistance cadmium, is formed by the preparation of raw material of following weight part:
Described trace element comprises: in iron, manganese, zinc, silicon a kind of, two kinds, multiple or whole;
Described biological bacteria comprises: in vinelandii, phosphate solubilizing bacteria, potassium solubilizing bacteria, genus bacillus, actinomyces 5406, yeast a kind of, two kinds, multiple or whole.
Described fertilizer auxiliary agent comprises: in anti-caking agent, slow-release material, ore floatation agent a kind of, two or more.
The technical scheme one of its optimization is that the preparation of raw material by following weight part forms:
The technical scheme two of its optimization is that the preparation of raw material by following weight part forms:
The technical scheme three of its optimization is that the preparation of raw material by following weight part forms:
A method of preparing the novel Bulk Blending Fertilizer of paddy rice special-purpose resistance cadmium, the steps include:
First, get by weight urea, diammonium phosphate, potassium sulfate, trace element, the peat composed of rotten mosses, humic acids, biological bacteria and fertilizer auxiliary agent, standby respectively;
Secondly, standby urea, diammonium phosphate, potassium sulfate and trace element is broken by proportioning, make inorganic nutrients optimization of C/C composites;
The 3rd, the standby peat composed of rotten mosses, humic acids, biological bacteria and fertilizer auxiliary agent is broken by proportioning, make the combination of function amendment;
The 4th, inorganic nutrients optimization of C/C composites and function amendment are combined to compatibility in proportion, then carry out secondary breaking, mix, high speed centrifugation is dried damping, obtains compound;
The 5th, compound is adopted to the granulation of matrix composite technology multigraph press, through centrifugal drying, screening, obtain the novel Bulk Blending Fertilizer of paddy rice special-purpose resistance cadmium.
The present invention hinders cadmium principle: mainly use micro-fertilizer (iron, manganese, zinc, siliceous fertilizer) and organic resistance cadmium.
1, micro-fertilizer (iron, manganese, zinc, siliceous fertilizer) resistance cadmium principle: research shows that crop exists the common approach of part to the absorption of the mineral elements such as cadmium and iron, zinc.When in soil, certain heavy metal content is higher, comparatively serious to soil pollution, can utilize another kind of when to crop harm, light and concentration is low to the favourable micro-antagonism of plant growth it.In research in the past, there is increasing evidence to show between cadmium and iron and existed interaction, enriched iron fertilizer and can significantly reduce cadmium content and the accumulation volume in rice plant and rice.The cadmium accumulation that manganese can effectively be controlled rice also early has report.Due to cadmium and zinc, normally following and give birth to, is period element, have similar chemical property and geochemical behavior, thereby zinc has the characteristic that antagonism cadmium is absorbed by plants.The toxic action that silicon suppresses cadmium is because silicon can significantly increase the adsorptive capacity of soil to cadmium, while silicon can suppress cadmium and enter rice plant, it is reduced in the distribution of rice root, blade, leaf sheath and accumulation, and silicon suppresses the murder by poisoning of cadmium to rice plant Physiological and Biochemical Metabolism simultaneously.Therefore, using micro-fertilizer (iron, zinc, manganese, siliceous fertilizer etc.) on cadmium pollution rice soil, is one of effective measure that reduce paddy rice cadmium poisoning and rice content.
2, organic resistance cadmium principle: apply organic matter in the soil of cadmium pollution, can increase soil fertility on the one hand, improve soil property, can alleviate preferably again on the other hand the biological effectiveness of cadmium.Due to the existence of a large amount of functional groups in organic matter with there is larger specific surface area, can promote Cadmium in Soil ion and its formation cadmium organic complex, increase the adsorptive power of soil to cadmium, improve the resiliency of soil to cadmium, thereby reduce paddy rice, it is absorbed, hold it back and enter food chain.Therefore, in cadmium pollution soil, applying organic matter is a kind of highly effective improvement method.
The invention has the beneficial effects as follows:
The present invention adopts N, P, K as benchmark fertilizer, has added trace element, the peat composed of rotten mosses, humic acids, biological bacteria and fertilizer auxiliary agent.Use the novel Bulk Blending Fertilizer of paddy rice of the present invention special-purpose resistance cadmium, can effectively stop paddy rice to absorb cadmium, rice yield can improve 5-10%, and the rice quality of production can reach green food requirement.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
Embodiment mono-:
First, get by weight 26 parts, urea (containing N 46.2%), diammonium phosphate (containing N 18%, containing P
2o
546%) 9 parts, potassium sulfate are (containing K
2o 58%) 1 part of 32 parts, 0.5 part of trace element, 10 parts of the peats composed of rotten mosses, 20 parts of humic acidss, 1.5 parts of biological bacteria and fertilizer auxiliary agent, standby respectively;
Secondly, the trace elements such as standby urea, diammonium phosphate, potassium sulfate and iron, manganese, zinc, silicon is broken by proportioning, make inorganic nutrients optimization of C/C composites, standby;
The 3rd, the standby peat composed of rotten mosses, humic acids, biological bacteria, fertilizer auxiliary agent are pressed to scientific matching, fragmentation, makes the combination of function amendment, standby;
The 4th, inorganic nutrients optimization of C/C composites and function amendment are combined to science compatibility in proportion, then carry out secondary breaking, mix, the dry damping of high speed centrifugation, obtain compound, standby;
The 5th, compound is adopted to the granulation of matrix composite technology multigraph press, through centrifugal drying, screening, obtain the novel Bulk Blending Fertilizer of paddy rice special-purpose resistance cadmium, i.e. measurable, packing.When conventionally, filling with 50kg/ bag Wei Yi base.
Quality product meets state national standard < < Bulk Blending Fertilizer (BB is fertile) GB21633-2008 > >, product master
Want index as follows:
1, total nutrient (N+P
2o
5+ K
2o)>=35%;
2, water-soluble phosphorus accounts for available phosphorus >=60%;
3, organic >=30%;
4, living bacteria count (cfu) >=0.2 hundred million/gram;
5, moisture≤2%;
6, granularity (2.00mm～4.00mm) >=70%;
7, chlorion≤3%;
8, trace element >=1% such as iron, manganese, zinc, silicon.
Shelf life of products 36 months.
Embodiment bis-:
First, get by weight 18 parts, urea (containing N 46.2%), diammonium phosphate (containing N 18%, containing P
2o
546%) 19 parts, potassium sulfate are (containing K
2o 58%) 7 parts of 24 parts, 1.5 parts of trace elements, 20 parts of the peats composed of rotten mosses, 10 parts of humic acidss, 0.5 part of biological bacteria and fertilizer auxiliary agents, standby respectively;
The second to the 5th step is with embodiment mono-.
Embodiment tri-:
First, get by weight 22 parts, urea (containing N 46.2%), diammonium phosphate (containing N 18%, containing P
2o
546%) 14 parts, potassium sulfate are (containing K
2o 58%) 4 parts of 28 parts, 1 part of trace element, 15 parts of the peats composed of rotten mosses, 15 parts of humic acidss, 1 part of biological bacteria and fertilizer auxiliary agents, standby respectively;
The second to the 5th step is with embodiment mono-.
The novel Bulk Blending Fertilizer of paddy rice of the present invention special-purpose resistance cadmium, mainly uses paddy rice, also can be used for the cash crop such as vegetables, flowers, melon and fruit and other fruit trees and all kinds of grain and oil.While using, take base manure ditch spread as main, also can topdress or be watered foliage-spray.
The novel Bulk Blending Fertilizer of paddy rice of the present invention special-purpose resistance cadmium, its using method and precaution are as follows:
Claims (5)
1. paddy rice special use hinders the novel Bulk Blending Fertilizer of cadmium, it is characterized in that being formed by the preparation of raw material of following weight part:
Described trace element comprises: in iron, manganese, zinc, silicon a kind of, two kinds, multiple or whole;
Described biological bacteria comprises: in vinelandii, phosphate solubilizing bacteria, potassium solubilizing bacteria, genus bacillus, actinomyces 5406, yeast a kind of, two kinds, multiple or whole.
Described fertilizer auxiliary agent comprises: in anti-caking agent, slow-release material, ore floatation agent a kind of, two or more.
2. a kind of paddy rice special use according to claim 1 hinders the novel Bulk Blending Fertilizer of cadmium, it is characterized in that being formed by the preparation of raw material of following weight part:
3. a kind of paddy rice special use according to claim 1 hinders the novel Bulk Blending Fertilizer of cadmium, it is characterized in that being formed by the preparation of raw material of following weight part:
4. a kind of paddy rice special use according to claim 1 hinders the novel Bulk Blending Fertilizer of cadmium, it is characterized in that being formed by the preparation of raw material of following weight part:
5. a method of preparing the novel Bulk Blending Fertilizer of the special-purpose resistance cadmium of the paddy rice described in any one in claim 1-4, the steps include:
First, get by weight urea, diammonium phosphate, potassium sulfate, trace element, the peat composed of rotten mosses, humic acids, biological bacteria and fertilizer auxiliary agent, standby respectively;
Secondly, standby urea, diammonium phosphate, potassium sulfate and trace element is broken by proportioning, make inorganic nutrients optimization of C/C composites;
The 3rd, the standby peat composed of rotten mosses, humic acids, biological bacteria and fertilizer auxiliary agent is broken by proportioning, make the combination of function amendment;
The 4th, inorganic nutrients optimization of C/C composites and function amendment are combined to compatibility in proportion, then carry out secondary breaking, mix, high speed centrifugation is dried damping, obtains compound;
The 5th, compound is adopted to the granulation of matrix composite technology multigraph press, through centrifugal drying, screening, obtain the novel Bulk Blending Fertilizer of paddy rice special-purpose resistance cadmium.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104291972A (en) * | 2014-09-26 | 2015-01-21 | 安徽禾泉种业有限公司 | Special high-Fe slow release fertilizer for rice and preparation method thereof |
| CN105016873A (en) * | 2015-07-15 | 2015-11-04 | 中国科学院地理科学与资源研究所 | Compound mixed biological bacterial fertilizer for restoring cadmium contaminated soil and preparation method and application thereof |
| CN105819986A (en) * | 2016-05-27 | 2016-08-03 | 广西壮族自治区农业科学院农业资源与环境研究所 | Preparation method and application of selenium-enriched cadmium-resistant foliar fertilizer special for rice |
| CN108707053A (en) * | 2018-08-27 | 2018-10-26 | 甘肃天元化工有限公司 | A kind of preparation method of bulk blended fertilizer |
| CN109328590A (en) * | 2018-11-05 | 2019-02-15 | 常州大学 | A kind of NPK fertilizer application method reducing Cd concentration of brown rice |
| CN110283015A (en) * | 2019-05-31 | 2019-09-27 | 中国科学院南京土壤研究所 | A kind of coating manganese fertilizer reducing rice cadmium and its application method and application |
| CN111499443A (en) * | 2020-03-10 | 2020-08-07 | 湖南玖恪环境工程有限公司 | Set fertilizer for reducing cadmium in paddy rice, fertilizing method of set fertilizer and application |
| CN112794768A (en) * | 2021-02-26 | 2021-05-14 | 中国科学院南京土壤研究所 | Composite seedling raising agent for reducing cadmium content of brown rice and application thereof |
| CN115745692A (en) * | 2022-11-22 | 2023-03-07 | 广西兰池环境工程有限公司 | Cadmium-resistant water fertilizer for farmland rice and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104291972A (en) * | 2014-09-26 | 2015-01-21 | 安徽禾泉种业有限公司 | Special high-Fe slow release fertilizer for rice and preparation method thereof |
| CN105016873A (en) * | 2015-07-15 | 2015-11-04 | 中国科学院地理科学与资源研究所 | Compound mixed biological bacterial fertilizer for restoring cadmium contaminated soil and preparation method and application thereof |
| CN105819986A (en) * | 2016-05-27 | 2016-08-03 | 广西壮族自治区农业科学院农业资源与环境研究所 | Preparation method and application of selenium-enriched cadmium-resistant foliar fertilizer special for rice |
| CN108707053A (en) * | 2018-08-27 | 2018-10-26 | 甘肃天元化工有限公司 | A kind of preparation method of bulk blended fertilizer |
| CN109328590A (en) * | 2018-11-05 | 2019-02-15 | 常州大学 | A kind of NPK fertilizer application method reducing Cd concentration of brown rice |
| CN110283015A (en) * | 2019-05-31 | 2019-09-27 | 中国科学院南京土壤研究所 | A kind of coating manganese fertilizer reducing rice cadmium and its application method and application |
| CN111499443A (en) * | 2020-03-10 | 2020-08-07 | 湖南玖恪环境工程有限公司 | Set fertilizer for reducing cadmium in paddy rice, fertilizing method of set fertilizer and application |
| CN112794768A (en) * | 2021-02-26 | 2021-05-14 | 中国科学院南京土壤研究所 | Composite seedling raising agent for reducing cadmium content of brown rice and application thereof |
| CN115745692A (en) * | 2022-11-22 | 2023-03-07 | 广西兰池环境工程有限公司 | Cadmium-resistant water fertilizer for farmland rice and preparation method thereof |
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Application publication date: 20140917 |