CN103304307A - Mango controlled release fertilizer and preparation method thereof - Google Patents
Mango controlled release fertilizer and preparation method thereof Download PDFInfo
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- CN103304307A CN103304307A CN2012105811992A CN201210581199A CN103304307A CN 103304307 A CN103304307 A CN 103304307A CN 2012105811992 A CN2012105811992 A CN 2012105811992A CN 201210581199 A CN201210581199 A CN 201210581199A CN 103304307 A CN103304307 A CN 103304307A
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Abstract
The invention discloses a mango controlled release fertilizer and a preparation method thereof. The controlled release fertilizer is prepared from 3-8% of envelope amount of reaction film-forming polymer coated urea, urea, diammonium phosphate, potassium chloride, borax and the like in a compounding manner. The special nutritional synchronous controlled release fertilizer for mango disclosed by the invention is reasonably proportioned according to the physiological characteristics and nutrient requirement rule of the mango, so as to achieve the targets of reducing fertilizing amount, synchronously supplying nutrients, providing fertilizer efficiency for a long period of time, and increasing production and upgrading. Thus, the production cost is reduced; non-point source pollution is also avoided; the economic benefit is improved; and the controlled release fertilizer has a wide application prospect.
Description
Technical field
The invention belongs to the Slow/Controlled Release Fertilizers technical field, relate to a kind of mango Controlled Release Fertilizer and preparation method thereof.
Background technology
Mango (Mangifera indica L.) is world-renowned tropical fruit tree, and the title of " torrid zone fruit king " is arranged, and is one of world-renowned five large fruit.Originate in the ground such as India, Malaysia.Mango also is one of Chinese most important tropical fruit, mainly is distributed in Hainan, Guangdong, Guangxi, Yunnan, Sichuan, Fujian and Taiwan.Particularly the commercial cultivation development of Chinese mango has become the important torrid zone, the subtropics of China and one of has cultivated apple trees rapidly since the eighties in 20th century.
When increasing along with the mango cultivated area, also produced the utilization ratio that improves fertilizer and improved the problem such as fruit quality.Simultaneously, the quality of the more concern fruit of people, therefore, improving fruit quality is the key of gathering around commercioganic assurance, increasing income, the rational application of fertilizer is the nutrition assurance that fruit obtains good quality and high output.But what at present mango fertilising was mainly used is readily avaiable fertilizer, does not have dedicated fertilizer, and not only the utilization ratio of fertilizer is low, causes the serious wasting of resources; Solid substance degree in the fruit of mango, Vc content, sugar-acid ratio are all not ideal enough, can't promote the quality of mango.
Summary of the invention
The purpose of this invention is to provide a kind of mango Controlled Release Fertilizer and preparation method thereof.
Mango special-purpose control-release fertilizer provided by the invention, its activeconstituents is comprised of each component of following mass parts:
Coated carbamide 50-250 part of 3%-8% reaction film forming;
Urea 100-300 part;
Phosphate fertilizer 50-150 part;
Fused(calcium magnesium)phosphate 50-150 part;
Potash fertilizer 200-350 part;
Coating Repone K 100-200 part of 3%-8% reaction film forming;
Boron fertilizer 5-25 part;
The coated carbamide of described 3%-8% reaction film forming refers to that the coating layer quality is the 3-8% of total mass of the coated carbamide of 3%-8% reaction film forming, is specially 4% or 5% or 4-5%;
The coated carbamide of the coating Repone K of described 3%-8% reaction film forming refers to that the coating layer quality is the 3%-8% of the coating Repone K total mass of described 3%-8% reaction film forming, is specially 4% or 3% or 3%-4%;
In the described Controlled Release Fertilizer, the weight ratio of nitrogen, Vanadium Pentoxide in FLAKES and potassium oxide is 1: 0.2～0.4: 1.2～1.5, is specially 1: 0.4: 1.5 or 1: 0.2: 1.2;
In the described Controlled Release Fertilizer, the mass ratio that derives from the nitrogen element in the coated carbamide of the water-soluble nitrogen element of urea and described 3%-8% reaction film forming is 1: 0.4～0.5, is specially 1: 0.5 or 1: 0.4;
The mass ratio that derives from the potassium element in the coating Repone K of the water-soluble potassium element of potash fertilizer and described 3%-8% reaction film forming is 1: 0.4～0.5, is specially 1: 0.5.
Wherein, the coated carbamide of described 3-8% reaction film forming is the coated carbamide of the reaction film forming of heat curing-type, specifically is selected from least a in the coated carbamide of the coated carbamide of coated carbamide, epoxy resin reaction film forming of polyurethanes reaction film forming and alkyd resin class reaction film forming; The coated carbamide of this reaction film forming all take vegetables oil and solidifying agent as main raw material, need not to add solvent, cleanliness without any pollution in the film-coated controlled release fertilizer manufacturing processed.
The release period of the coated carbamide of described 3%-8% reaction film forming is 60-90 days, is specially 60 or 90 days;
The release period of the coated carbamide of the coating Repone K of described 3%-8% reaction film forming is 30-60 days, is specially 30 or 60 days;
Described phosphate fertilizer is selected from least a in diammonium phosphate, potassium primary phosphate and the monoammonium phosphate;
Described potash fertilizer is selected from least a in Repone K, saltpetre, potassium primary phosphate and the vitriolate of tartar;
Described boron fertilizer is borax.
In the described Controlled Release Fertilizer, the particle diameter of each component is the 2-5 millimeter.Common described granulated fertilizer is spherical and irregular granular.
The quality of described nitrogenous fertilizer is in the nitrogen element in the described nitrogenous fertilizer, and the quality of described phosphate fertilizer is in Vanadium Pentoxide in FLAKES, and the quality of described potash fertilizer is in potassium oxide.
Concrete, the mass parts of the coated carbamide of described 3%-8% reaction film forming is specially 100 or 120 or 100-120;
The mass parts of described urea is specially 200 or 280 or 200-280;
The mass parts of described phosphate fertilizer is specially 80 or 100 or 80-100;
The mass parts of described fused(calcium magnesium)phosphate is specially 70 or 80 or 70-80;
The mass parts of described potash fertilizer is specially 230 or 240 or 230-240;
The mass parts of the coating Repone K of 3%-8% reaction film forming is specially 120 or 150 or 120-150;
The mass parts of described boron fertilizer is specially 10 or 15 or 10-15;
Concrete, described mango special-purpose control-release fertilizer, its activeconstituents is comprised of each component of following mass parts:
Coated carbamide 50-200 part of 3%-8% reaction film forming;
Urea 120-280 part;
Phosphate fertilizer 70-130 part;
Fused(calcium magnesium)phosphate 70-130 part
Potash fertilizer 230-320 part;
Coating Repone K 120-180 part of 3%-8% reaction film forming
Boron fertilizer 5-20 part.
More specifically, described mango special-purpose control-release fertilizer is comprised of each component of following mass parts:
Release period is 100 parts of the coated carbamides of 90 days 5% reaction film forming;
200 parts in urea;
100 parts of diammonium phosphate;
70 parts in fused(calcium magnesium)phosphate
240 parts in Repone K;
Release period is 120 parts in the coating Repone K of 60 days 4% reaction film forming
10 parts of boraxs;
Or, formed by each component of following mass parts:
Release period is 120 parts of the coated carbamides of 60 days 4% reaction film forming;
280 parts in urea;
80 parts of diammonium phosphate;
80 parts in fused(calcium magnesium)phosphate
230 parts in Repone K;
Release period is 150 parts in the coating Repone K of 30 days 3% reaction film forming
15 parts of boraxs.
The method of the described Controlled Release Fertilizer of preparation provided by the invention comprises the steps: aforementioned each component mixing is obtained described Controlled Release Fertilizer.
The present invention also provides a kind of fertilizing method of mango special-purpose control-release fertilizer, comprises the steps: described mango special-purpose control-release fertilizer is applied at flower bud differentiation period and strong fruit phase respectively.
In the above-mentioned fertilizing method, the mass ratio of the mango special-purpose control-release fertilizer that applies in described flower bud differentiation period and strong fruit phase is 4: 6～5: 5, is specially 5: 5.
In the 10-11 month that described flower bud differentiation period specifically can be in Chinese Hainan Province, specifically can be the November in Chinese Hainan Province;
In the 3-4 month that the described strong fruit phase specifically can be in Chinese Hainan Province, specifically can be the March in Chinese Hainan Province.
Described applying in the step, fertilizing method are the conventional fertilizer application method, for open an annular fertilization ditch, earthing after the uniform of application along the tree crown drip;
Every strain rate of fertilizer application is the 2-2.5 kilogram, is specially 2 kilograms.
The present invention is directed to the deficiencies in the prior art, provide a kind of mango special nutritional synchronous Controlled Release Fertilizer, this invention utilizes three kinds of different coating quantities to be reacted into the Nutrient Release of membrane polymer coating controlled-release fertilizer, simultaneously according to the law of nutritive absorption of mango with specific coating quantity different time of releasing section singly plant release and release control fertilizer and the part readily avaiable fertilizer carries out the composite synchronous Controlled Release Fertilizer of mango special nutritional that obtains, can continue the synchronously required nutrient of supply mango, improved utilization rate of fertilizer, avoided again problem of environmental pollution, the trace element zinc and the boron that add can improve mango quality and outward appearance, increase the peasant and be benefited, and carried out a large amount of field experiments.This fertilizer efficiency is fast, and fertilizer efficiency is long, and fertilizer efficiency is comprehensive.Existing Controlled Release Fertilizer long-lasting has again the quick-acting of inorganic fertilizer, the wholesomeness of trace element.Nutrient proportioning science increases substantially utilization ratio and the fertilizer efficiency of fertilizer.Solved simultaneously and used separately the high problem of release and release control fertilizer cost, can finely satisfy the nutrient demand of Growth of Mango, satisfied continuously nitrogen and potassium element supply, significantly improved the mango quality, the commodity performance is good.
Description of drawings
Fig. 1 is the nutrient absorption law graphic representation of embodiment 1 mango special-purpose control-release fertilizer nutrient element releasing rule and mango, and X-coordinate is the bearing time of mango, and ordinate zou is nitrogen nutrient.
Embodiment
The present invention is further elaborated below in conjunction with specific embodiment, but the present invention is not limited to following examples.Described method is ordinary method if no special instructions.Described starting material all can get from open commercial sources if no special instructions.
The used release period of following embodiment is the coated carbamide that 60 days 4% coated carbamide that reacts the coated carbamide of film forming and the 5% reaction film forming that release period is 90 days is polyurethanes reaction film forming, all available from China Bluechemical Ltd,, production code member is respectively PCU10 and PCU14.
Used release period be the coating Repone K of 30 days the 3% reaction coating Repone K of film forming and the release period 4% reaction film forming that is 60 days all available from China Bluechemical Ltd,, production code member is respectively PCK9 and PCK10.
The selected material of the present invention requires: 1. fertilizer is particulate state, and good fluidity; 2. particle diameter is in 2.5～5 millimeters scopes, and various materials can be complementary; 3. more than the nutrient content index that amount of nutrients has provided above should be able to reaching.
The fertilizer releasing period of fertilizer adopts the GB/T23348-2009 standard test.
Embodiment 1: the mango special-purpose control-release fertilizer
Particle diameter is each raw material of 2-5 millimeter by following proportioning mixing, obtains the mango special-purpose control-release fertilizer:
Release period is 100 parts of the coated carbamides of 90 days 5% reaction film forming;
200 parts in urea;
100 parts of diammonium phosphate;
70 parts in fused(calcium magnesium)phosphate
240 parts in Repone K;
Release period is 120 parts in the coating Repone K of 60 days 4% reaction film forming
10 parts of boraxs;
In this mango special-purpose control-release fertilizer, the weight ratio of nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide is 16%: 6%: 24%, namely 1: 0.4: 1.5;
Derive from the water-soluble nitrogen of urea: the mass ratio of the nitrogen element in the coated carbamide of reaction film forming is 1: 0.5;
Derive from the water-soluble potassium of potash fertilizer: the mass ratio of the potassium element in the coating Repone K of reaction film forming is 1: 0.5.
The nutrient absorption law graphic representation of the nutrient element releasing rule of this Controlled Release Fertilizer and mango as shown in Figure 1.As seen from the figure, the release of Controlled Release Fertilizer nutrient changes with the absorption of mango, and Changing Pattern is basically identical, has significantly improved the assimilated efficiency of mango to Controlled Release Fertilizer.
Embodiment 2: the mango special-purpose control-release fertilizer
Particle diameter is each raw material of 2-5 millimeter by following proportioning mixing, obtains the mango special-purpose control-release fertilizer:
Release period is 120 parts of the coated carbamides of 60 days 4% reaction film forming;
280 parts in urea;
80 parts of diammonium phosphate;
80 parts in fused(calcium magnesium)phosphate
230 parts in Repone K;
Release period is 150 parts in the coating Repone K of 30 days 3% reaction film forming
15 parts of boraxs;
In this mango special-purpose control-release fertilizer, the weight ratio of nitrogen, Vanadium Pentoxide in FLAKES, potassium oxide is 20%: 4%: 24%, also namely 1: 0.2: 1.2;
Derive from the water-soluble nitrogen of urea: the mass ratio of the nitrogen element in the coated carbamide of reaction film forming is 1: 0.4;
Derive from the water-soluble potassium of potash fertilizer: the mass ratio of the potassium element in the coating Repone K of reaction film forming is 1: 0.5.
The nutrient absorption law graphic representation of this Controlled Release Fertilizer and Fig. 1 repeat no more without substantive difference herein.
Comparative Examples: (total nutrient content 48%, wherein the quality percentage composition of nitrogen, phosphorus, potassium, boron is respectively 16%, 16%, 16% and 0.5% to common compound potassium sulfate fertilizer.)
The effect of above embodiment 1-2 and Comparative Examples is as follows:
Test site: the Le Dongxian of Hainan Province benefits the nation and presses down the Hong Wu village
Test period: 2010-2011
Different Cultivars of Mangifera indica: red gold dragon, the age of tree 8 years
For trying soil: basalt-latolol
Testing program:
1) executes 2 jin of embodiment 1 or 2 gained mango special-purpose control-release fertilizers by every strain; Fertilizing method is the conventional fertilizer application method, for open an annular fertilization ditch, earthing after the uniform of application along the tree crown drip;
Bury soil after the uniform of application, apply for twice altogether at flower bud differentiation period (November) and strong fruit phase (March) successively, the mass ratio of fertilizer is 50%: 50%.
2) use by peasant habit in the Comparative Examples (applying fertilizer altogether 2 jin), after also namely pruning, half jin of every strain fertilising, before spending, half jin of every strain fertilising, young fruit period, 1 jin of every strain fertilising.
The gained fertilization effect sees Table 1, and wherein, the detection method of soluble sugar and titratable acid is respectively Pei Linfa and potentiometric titration.
The fertilization effect evaluation of table 1, mango special-purpose control-release fertilizer
The result shows, compares with contrast, uses mango special-purpose control-release fertilizer provided by the present invention and has all improved to a great extent Mango Output, obviously is better than contrast, quality improvement.Simultaneously, use mango special-purpose control-release fertilizer of the present invention and can obviously reduce the fertilising labor force.
Claims (10)
1. mango special-purpose control-release fertilizer, its activeconstituents is comprised of each component of following mass parts:
Coated carbamide 50-250 part of 3%-8% reaction film forming;
Urea 100-300 part;
Phosphate fertilizer 50-150 part;
Fused(calcium magnesium)phosphate 50-150 part;
Potash fertilizer 200-350 part;
Coating Repone K 100-200 part of 3%-8% reaction film forming;
Boron fertilizer 5-25 part;
The coated carbamide of described 3%-8% reaction film forming refers to that the coating layer quality is the 3%-8% of total mass of the coated carbamide of 3%-8% reaction film forming;
The coated carbamide of the coating Repone K of described 3%-8% reaction film forming refers to that the coating layer quality is the 3%-8% of the coating Repone K total mass of described 3%-8% reaction film forming;
In the described Controlled Release Fertilizer, the weight ratio of nitrogen, Vanadium Pentoxide in FLAKES and potassium oxide is 1: 0.2～0.4: 1.2～1.5;
In the described Controlled Release Fertilizer, the mass ratio that derives from the nitrogen element in the coated carbamide of the water-soluble nitrogen element of urea and described 3%-8% reaction film forming is 1: 0.4～0.5;
The mass ratio that derives from the potassium element in the coating Repone K of the water-soluble potassium element of potash fertilizer and described 3%-8% reaction film forming is 1: 0.4～0.5.
2. Controlled Release Fertilizer according to claim 1 is characterized in that: described mango special-purpose control-release fertilizer, and its activeconstituents is comprised of each component of following mass parts:
Coated carbamide 50-200 part of 3%-8% reaction film forming;
Urea 120-280 part;
Phosphate fertilizer 70-130 part;
Fused(calcium magnesium)phosphate 70-130 part
Potash fertilizer 230-320 part;
Coating Repone K 120-180 part of 3-8% reaction film forming
Boron fertilizer 5-20 part.
3. Controlled Release Fertilizer according to claim 1 and 2, it is characterized in that: the coated carbamide of described 3-8% reaction film forming is the coated carbamide of the reaction film forming of heat curing-type, specifically is selected from least a in the coated carbamide of the coated carbamide of coated carbamide, epoxy resin reaction film forming of polyurethanes reaction film forming and alkyd resin class reaction film forming.
4. arbitrary described Controlled Release Fertilizer according to claim 1-3 is characterized in that: the release period of the coated carbamide of described 3-8% reaction film forming is 60-90 days, is specially 90 days; Or,
The release period of the coated carbamide of the coating Repone K of described 3-8% reaction film forming is 30-60 days, is specially 60 days.
5. arbitrary described Controlled Release Fertilizer according to claim 1-4 is characterized in that: described phosphate fertilizer is selected from least a in diammonium phosphate, potassium primary phosphate and the monoammonium phosphate.
6. arbitrary described Controlled Release Fertilizer according to claim 1-5 is characterized in that: described potash fertilizer is selected from least a in Repone K, saltpetre, potassium primary phosphate and the vitriolate of tartar.
7. arbitrary described Controlled Release Fertilizer according to claim 1-6, it is characterized in that: described boron fertilizer is borax.
8. a method for preparing the arbitrary described Controlled Release Fertilizer of claim 1-7 comprises the steps: arbitrary described each component mixing with claim 1-7, obtains described Controlled Release Fertilizer.
9. the fertilizing method of the arbitrary described mango special-purpose control-release fertilizer of claim 1-7 comprises the steps: the arbitrary described mango special-purpose control-release fertilizer of claim 1-7 is applied at flower bud differentiation period and strong fruit phase respectively.
10. fertilizing method according to claim 9 is characterized in that: the mass ratio of the mango special-purpose control-release fertilizer that applies in described flower bud differentiation period and strong fruit phase is 4: 6～5: 5; Or,
Every strain rate of fertilizer application is 1.5-3 jin, is specially 2 jin.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103772001A (en) * | 2013-11-16 | 2014-05-07 | 大连创达技术交易市场有限公司 | Preparation method for special chemical fertilizer for mango |
| CN104086286A (en) * | 2014-06-27 | 2014-10-08 | 罗云华 | Special chemical fertilizer for mango |
| CN104098409A (en) * | 2014-07-31 | 2014-10-15 | 陶坤秀 | Special fertilizer for mangos |
| CN105384531A (en) * | 2015-12-03 | 2016-03-09 | 南宁市金沙壮畜牧养殖有限责任公司 | Special slow-release compound fertilizer for mango and preparation method thereof |
| CN106242850A (en) * | 2016-08-30 | 2016-12-21 | 贵阳开磷化肥有限公司 | A kind of legume crop plantation Controlled Release Fertilizer and preparation method thereof |
| CN107129361A (en) * | 2017-05-15 | 2017-09-05 | 柳州凡科技有限公司 | A kind of mango fertilizer |
| CN114041345A (en) * | 2021-10-15 | 2022-02-15 | 湖北格林凯尔农业科技有限公司 | Fertilizing method for preventing mango fruit from cannibalism |
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| CN102351602A (en) * | 2011-07-18 | 2012-02-15 | 华南农业大学 | Synchronous nutrition fertilizers, preparation methods thereof and applications thereof |
| CN102557839A (en) * | 2011-11-25 | 2012-07-11 | 史丹利化肥股份有限公司 | Special controlled release fertilizer for chitosan coated mangoes and preparation method thereof |
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2012
- 2012-12-27 CN CN2012105811992A patent/CN103304307A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102351602A (en) * | 2011-07-18 | 2012-02-15 | 华南农业大学 | Synchronous nutrition fertilizers, preparation methods thereof and applications thereof |
| CN102557839A (en) * | 2011-11-25 | 2012-07-11 | 史丹利化肥股份有限公司 | Special controlled release fertilizer for chitosan coated mangoes and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103772001A (en) * | 2013-11-16 | 2014-05-07 | 大连创达技术交易市场有限公司 | Preparation method for special chemical fertilizer for mango |
| CN104086286A (en) * | 2014-06-27 | 2014-10-08 | 罗云华 | Special chemical fertilizer for mango |
| CN104098409A (en) * | 2014-07-31 | 2014-10-15 | 陶坤秀 | Special fertilizer for mangos |
| CN105384531A (en) * | 2015-12-03 | 2016-03-09 | 南宁市金沙壮畜牧养殖有限责任公司 | Special slow-release compound fertilizer for mango and preparation method thereof |
| CN106242850A (en) * | 2016-08-30 | 2016-12-21 | 贵阳开磷化肥有限公司 | A kind of legume crop plantation Controlled Release Fertilizer and preparation method thereof |
| CN107129361A (en) * | 2017-05-15 | 2017-09-05 | 柳州凡科技有限公司 | A kind of mango fertilizer |
| CN114041345A (en) * | 2021-10-15 | 2022-02-15 | 湖北格林凯尔农业科技有限公司 | Fertilizing method for preventing mango fruit from cannibalism |
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Application publication date: 20130918 |