CN1072201C - Spherical internal film slow releasing lawn fertilizer - Google Patents
Spherical internal film slow releasing lawn fertilizer Download PDFInfo
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- CN1072201C CN1072201C CN98125016A CN98125016A CN1072201C CN 1072201 C CN1072201 C CN 1072201C CN 98125016 A CN98125016 A CN 98125016A CN 98125016 A CN98125016 A CN 98125016A CN 1072201 C CN1072201 C CN 1072201C
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- fertilizer
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- lawn
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- slow releasing
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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
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- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Abstract
The present invention relates to a spherical inner film slow releasing lawn fertilizer (one of garden slow releasing fertilizers) which is composed of a fertilizer and an inner film of the fertilizer. The fertilizer is composed of urea, ammonium phosphate, potassium sulfate or potassium chloride, ferrous sulfate, a boronic acid, zinc sulfate, a growth regulator (paclobutrazol) and jinbang plant growth promoting agent; the inner film is polymerisate made of macromolecular materials. A multi-layer reverse osmosis film with micropores is formed in the fertilizer so the fertilizer can be slowly released. When the spherical lawn fertilizer is sprayed underground, the fertilizer effect period can reach six months. The present invention has the advantages of convenient use, less waste, high safety and reliability and no pollution. The present invention is a cold season type ideal special fertilizer for lawns.
Description
What the present invention relates to is a kind of spherical internal film slow releasing lawn fertilizer.
The lawn is the important component part of urban afforestation, development along with urban construction, after entering the eighties, in order to increase the green amount in city, improve appearance of city, adjusting and to improve the vital role of aspects such as urban ecology condition, the a large amount of plantation of beginning cool-season grasses is to how the good lawn of maintenance also more and more is subject to people's attention and pays close attention to.The cool-season grasses of planting at present is many comes from overseas introduction, has and turns green early, and in withered and yellow evening, green period is long, and seed propagation makes things convenient for, the characteristics of can fast planting big area viewing and admiring the lawn.But, cause the grown worsening condition in ground, city because various human activities are disturbed in the urban construction.Plant on the urban dregs of poor ridge more on the lawn, and the people steps on and causes soil closely knit, and the air-and water-permeable performance is poor, and soil physical and chemical property is bad.In addition, the cold-season type lawn happiness weather that cools, the big fertilizer of happiness big flood, in 4 months to by the end of June with 8 months in to fast growth mid-October, it is withered and yellow to prune untimely easy lodging, a year pruning rate can reach 16-17 time.Because the consumption of 5-6 month cold-season-type natural plant height growth phase nutrient is big, it is untimely to topdress, the flavescence of leaf look, and self resistance weakens, through the easily susceptible phenomenon such as big area alopecia areata that occurs in the summer of high temperature, high humidity.Have a strong impact on urban afforestation effect and view.Current this become hang-up anxious to be solved in the urban afforestation maintenance management.At present, developed countries such as the U.S., Japan, Germany have all carried out researching and producing of long-acting special fertilizer for lawn.But they are at carrying out the work under the soil property of own country, weather, grass seeds or the like the natural condition, and therefore research is fit to that easy easy-to-use special fertilizer for lawn just becomes the task of top priority under the condition such as China's soil property.
The objective of the invention is to develop a kind of at natural condition such as China's soil property characteristics, weathers, be suitable for cool-season grasses, have the long-acting slow-release nutrient, can prolong green period of lawn again, delay the high growth in lawn, have resistance against diseases slant acidity dedicated fertilizer (it is special-purpose fertile to abbreviate spherical internal film slow releasing lawn as).Every square metre of 50-80 gram of its amount of application, fertilizer efficiency period can reach six months.And easy to use, less wastage, pollution-free, safe and reliable.This fertilizer begins to have carried out a large amount of manure trials from nineteen ninety-five, applies 3 years in greening place of Beijing landscape bureau, uses fertile 23 tons of lawn altogether, at 460,000 M
2On probation on the lawn.Fertilizer efficiency height according to observations, the growth of may command weeds, sickness rate significantly reduces, green period can prolong 1 month, can reduce pruning rate half.Fertilizer efficiency period can prolong six months.This fertilizer of long-term application can prolong the lawn life-span.It is that cold-season type lawn is executed a special-purpose fertile blank that the present invention has filled up China.
Spherical internal film slow releasing lawn fertilizer of the present invention is made up of two portions, the inner membrance in fertilizer and the fertilizer.Fertilizer ratio is extremely scarce at China's urban soil nitrogen, and the phosphorus element is more scarce, the barren soil characteristics that the plain part of potassium is difficult for being utilized and the various nutritive element amounts of cold-season type lawn necessary for growth and develop.Therefore, the raw material of selecting for use is urea, diammonium phosphate, vitriolate of tartar or Repone K, humic acids (HA), ferrous sulfate, zinc sulfate, boric acid, paclobutrazol, gold group plant nutrient etc.With its separated pulverizing, weigh, be mixed evenly, make the part by weight of nutritive element in the fertilizer etc. can remain on N: P after being mixed
2O
5: K
2O: HA: FeSO
4: ZnSO
4: H
3BO
3: paclobutrazol: gold group plant nutrient (disease resistance is strong for the good pearl not exactly round in shape in Taiwan Industrial Co., Ltd. product, activation plant) is 10.5-11.5: 5-6: 5.5-6: 10-15: 0.1-0.2: 0.1-0.2: 0.2-0.3: 0.3-0.35: 0.1-0.15.Inner membrance in the fertilizer is a kind of macromolecular material polymkeric substance, on the make can the nutrient in the fertilizer can evenly slowly be discharged from the skin to the internal layer at the reverse osmosis membrane of fertilizer intermediate formation sandwich tape micropore.The composition and the parts by weight thereof of this inner membrance are as follows: MN-9 urea-formaldehyde resin 10-15; Paraffin wax 1-5; Polyvinyl alcohol 15-20; Rosin 0.5-1.5; Ammonium chloride 0.5-2; 2N sodium hydroxide solution 0.5-1; Its compound method is: urea-formaldehyde resin is put into reaction vessel, be heated to 52 ℃-65 ℃ in water-bath, add all dissolved polyvinyl alcohol water solutions, continuing heating under constantly stirring makes solution temperature reach 70 ℃-75 ℃, add the paraffin wax fused solution, stir, add sodium hydroxide again, make solution be alkalescence, add the rosin fused solution again, continue to be stirred to evenly, and control solution temperature always in the said temperature scope, allocate ammonium chloride solution at last into, be film forming finished-product material.After hanging one deck inner membrane material on the fertilizer grain kind in tablets press; wrap the above-mentioned fertilizer that is mixed of one deck; and then after hanging one deck inner membrane material; wrap up in one deck inner membrane material again; wrap one deck mixed fertilizers again; repeat 5-7 time like this, make the spherical particle of 3-4mm diameter at last, after super-dry, be the special-purpose fertilizer of finished product of the present invention-spherical internal film slow releasing lawn.During use this ball fertilizer is evenly spread fertilizer over the fields on the lawn by every square metre of 50-80 gram, it drops on the native surface equably, water once permeable immediately, moisture content in the soil enters the fertilizer layer of outermost by the outermost tunic of band micropore, the dissolving of part nutrient is oozed out, carry out repeatedly to internal layer gradually from skin like this, the nutrient in fertilizer is all oozed out and is exhausted, and the effective nutritive ingredient in the spherical special fertilizer for lawn is absorbed gradually by plant.
Embodiment
Spherical internal film slow releasing lawn fertilizer of the present invention is made up of fertilizer and inner membrance two portions.The fertilizer of selecting for use is at China certain areas, and is extremely scarce as Beijing soil nitrogen, and the phosphorus element lacks, the soil meta-alkalescence causes in the soil part nutrient invalid, and characteristics such as the poorer ridge of soil are developed.What therefore its raw material was selected for use is the higher urea of nutrition, diammonium phosphate, vitriolate of tartar, humic acids, ferrous sulfate, paclobutrazol, gold group plant nutrient etc., its separated pulverizing, weigh after, be mixed evenly, mixed ratio is to make the interior nutritive element ratio of fertilizer remain on N: P
2O
5: K
2O: HA: FeSO
4: paclobutrazol: gold group plant nutrient is 11.5: 5: 6: 15: 0.2: 0.2: 0.1 is stand-by.Inner membrance in the fertilizer is a multilayer, is a kind of polymkeric substance of macromolecular material.On the make can be at the reverse osmosis membrane of fertilizer intermediate formation sandwich tape micropore, make that nutrient evenly slowly discharges in the fertilizer from the skin to the internal layer.Its invention product appearance is black spherical particle (particle diameter is 3-4mm).This inner membrance composition and parts by weight thereof are as follows:
MN-9 urea-formaldehyde resin 10; Paraffin wax 4;
Polyvinyl alcohol 18; Rosin 0.8;
Technical pure ammonium chloride 0.5; Sodium hydroxide solution 0.5;
Its preparation method is: urea-formaldehyde resin is put into reaction vessel, be heated to 65 ℃ in water-bath, add all dissolved polyvinyl alcohol water solutions, continuing heating in continuous stirring makes solution temperature reach 75 ℃, add the paraffin wax fused solution, stir, add sodium hydroxide solution, make solution transfer to alkalescence, add the rosin fused solution again, continue to stir, and always controlled temperature at 75 ℃ ± 2 ℃, allocate ammonium chloride solution at last into, be inner membrane material.After hanging one deck inner membrane material on the fertilizer grain kind in tablets press; wrap the above-mentioned mixed fertilizers powder of one deck; and then after hanging one deck inner membrane material; wrap one deck mixed fertilizers again; repeat 5 times like this, after hanging up the outermost layer inner membrane material, hang up the humic acids powder again; promptly make the spherical particle of 4mm left and right sides diameter, after super-dry, be finished product of the present invention---spherical internal film slow releasing lawn fertilizer.
Goods of the present invention in Beijing street and park and institutional settings extensively widely apply.For example Zhongshan Park, the Summer Palace, Dragon Pool Park, Purple Bamboo Court Park, Yuyuan Lake Park etc.; Financial center in front of the door, on several viaducts such as first three street parting strip, dish family battalion, the emphasis trade, Beijing of city landscape bureau greening place range of managements such as the Tian'anmen Square; Use on the cold-season type lawn of how tame advanced unit in afforestations such as Diaoyutai State Guesthouse, International Club, National Library of China.And these goods are also widely applied at home.For example in the development area, Tianjin, tens provinces and cities such as Jinan City, Shandong, Hefei ,Anhui city, Guangzhou.In the past few years overall application all obtains good effect.Application result shows: on planting 1 year, the different lawns in 2 years, 4 years, fertilising strain and contrast strain are relatively at the doing of leaf, fresh weight; The tiller number of grass; The lawn fraction of coverage; Chlorophyll content; Plant height; Biological characteristicses such as root/shoot ratio all have obvious effects.As the strain of applying fertilizer is compared with the contrast strain: the tiller number of grass increases by 35%; Lawn fraction of coverage fertilising place 100%, contrast place 75%; Chlorophyll content fertilising strain 2.115mg/g leaf, the contrast strain is the 1.211mg/g leaf; The fresh weight fertilising strain of leaf is 4.604 grams, and the contrast strain is 2.105 grams; Dry weight fertilising strain 1.033 grams of leaf, the contrast strain is 0.514 gram; The lawn of not applying fertilizer will normally be pruned 16-17 time every year, and (because of allocate growth regulator in the fertilizer of lawn) executes the height growth that can control grass behind the fertilizer of this kind lawn, and the annual number of times of pruning can reduce half.Can apply fertilizer 1-2 time fertile every year in this kind lawn, mid-March in the early spring, be best fertilization time mid-September in autumn to mid-October to mid-April.Rate of fertilizer application 50 grams-80 gram/M
2, fertilizer efficiency period can be for six months.As after fertilising in the early spring, the lawn well developed root system, tillering quantity increases, the growth of may command weeds.Chlorophyll content Gao Yese is dark green, and leaf is widened thickening, and the high growth of leaf obtains obvious control, has promptly reduced the year on lawn and has pruned number of times, increased the lawn resistance again, but safety is tided over 7-8 month high-temperature high humidity season, and disease also reduces greatly.As fertilising in the fall, not only can control the height growth on lawn, can also prolong green period of lawn about 20 days, and be turned green early in 1 year spring lawn, improve the lawn appreciation effect.From then on finding out, execute spherical slow releasing lawn fertilizer and can be planting from now on high level lawn science nutrition is provided, is a good measure to prolonging the lawn life-span.In addition, it is little to execute special fertilizer for lawn economy input, obtains best environment, ecological benefits, is optimal grassplot fertilizer.Product of the present invention has been furtherd investigate and has been formed gardens slow release fertilizer series---various slowly-releasing fertilizers for potted flowers at present, is subjected to production of flowers and plants exploitation unit of all circles and user's favorable comment, and good development prospect is arranged.
Claims (4)
1. spherical internal film slow releasing lawn fertilizer, it is characterized in that it is made up of fertilizer and the inner membrance in fertilizer, its fertilizer is made up of urea, diammonium phosphate, vitriolate of tartar or Repone K, humic acids, ferrous sulfate, zinc sulfate, boric acid, paclobutrazol and gold group plant nutrient; Inner membrance in its fertilizer is a kind of macromolecular material that is prepared by following method: 10-15 weight part MN-2 or MN-9 urea-formaldehyde resin are put into reaction vessel, in water-bath, be heated to 52 ℃-65 ℃, add water-soluble 15-20 weight account polyethylene alcohol, continuing heating under constantly stirring makes solution temperature reach 70 ℃-75 ℃, add 1-5 weight part paraffin wax fused solution, stir, add 0.5-1 weight part 2N sodium hydroxide again, make solution be alkalescence, add 0.5-1.5 weight part rosin fused solution again, continue to be stirred to evenly, and control solution temperature always in the said temperature scope, allocate 0.5-2 weight part ammonium chloride solution at last into, obtain inner membrane material.
2. according to the described spherical internal film slow releasing lawn fertilizer of claim 1, it is characterized in that the weight ratio of urea, diammonium phosphate, vitriolate of tartar or Repone K, humic acids, ferrous sulfate, zinc sulfate, boric acid, paclobutrazol and gold group plant nutrient is 10.5-11.5: 5-6: 5.5-6: 10-15: 0.1-0.2: 0.1-0.2: 0.2-0.3: 0.3-0.35: 0.1-0.15.
3. according to the described spherical internal film slow releasing lawn fertilizer of claim 1, it is characterized in that described inner membrance is the 5-7 layer.
4. the preparation method of a spherical internal film slow releasing lawn fertilizer is characterized in that the step of this method is as follows:
Urea, diammonium phosphate, vitriolate of tartar or Repone K, humic acids, ferrous sulfate, paclobutrazol and gold group plant key are given birth to plain separated pulverizing, weigh, are mixed evenly, make N: P in the fertilizer after being mixed
2O
5: K
2O: HA: FeSO
4: ZnSO
4: H
3BO
3: paclobutrazol: gold group plant nutrient part by weight is respectively 10.5-11.5: 5-6: 5.5-6: 10-15: 0.1-0.2: 0.1-0.2: 0.2-0.3: 0.3-0.35: 0.1-0.15;
10-15 weight part MN-2 or MN-9 urea-formaldehyde resin are put into reaction vessel, in water-bath, be heated to 52 ℃-65 ℃, add water-soluble 15-20 weight account polyethylene alcohol, continuing heating under constantly stirring makes solution temperature reach 70 ℃-75 ℃, add 1-5 weight part paraffin wax fused solution, stir, add 0.5-1 weight part 2N sodium hydroxide again, make solution be alkalescence, add 0.5-1.5 weight part rosin fused solution again, continue to be stirred to evenly, and control solution temperature always in the said temperature scope, allocate 0.5-2 weight part ammonium chloride solution at last into, obtain inner membrane material;
After hanging one deck inner membrane material on the above-mentioned fertilizer grain kind in placing tablets press, wrap the above-mentioned fertilizer that is mixed of one deck, and then hang one deck inner membrane material; wrap one deck mixed fertilizers again; repeat 5-7 time like this, make the spherical particle of 3-4mm diameter at last, after super-dry, promptly obtain product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98125016A CN1072201C (en) | 1998-11-20 | 1998-11-20 | Spherical internal film slow releasing lawn fertilizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98125016A CN1072201C (en) | 1998-11-20 | 1998-11-20 | Spherical internal film slow releasing lawn fertilizer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1218784A CN1218784A (en) | 1999-06-09 |
| CN1072201C true CN1072201C (en) | 2001-10-03 |
Family
ID=5228969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98125016A Expired - Fee Related CN1072201C (en) | 1998-11-20 | 1998-11-20 | Spherical internal film slow releasing lawn fertilizer |
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| CN (1) | CN1072201C (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1326812C (en) * | 2005-05-18 | 2007-07-18 | 河北农业大学 | Multifunctional slow-release fertilizer special for lawn |
| CN100443446C (en) * | 2006-12-02 | 2008-12-17 | 孙玉珂 | Flower fertilizer with decoration function and preparing method therefor |
| CN101298401B (en) * | 2007-04-30 | 2011-04-20 | 中国科学院沈阳应用生态研究所 | Ground mass controlled release fertilizer |
| CN100448805C (en) * | 2007-12-17 | 2009-01-07 | 山东金正大生态工程股份有限公司 | Special control-release fertilizer for resin coated grassplot and preparation thereof |
| CN101823921A (en) * | 2009-03-06 | 2010-09-08 | 仲恺农业工程学院 | Special slow-release fertilizer with insecticidal function for lawn and preparation process thereof |
| CN101823913A (en) * | 2009-03-06 | 2010-09-08 | 仲恺农业工程学院 | Slow-release organic-inorganic mixed fertilizer and preparation method thereof |
| CN101861788B (en) * | 2009-04-15 | 2012-02-15 | 黄家总 | Method for fast reproducing and manufacturing lawn (greensward) |
| CN103193549A (en) * | 2013-05-05 | 2013-07-10 | 付增传 | Degradable resin envelop slow-control fertilizer-releasing production process |
| CN104030790B (en) * | 2014-05-13 | 2016-03-02 | 马鞍山市心洲葡萄专业合作社 | A kind of long-acting modified urea-formaldehyde resin coated slow-release compound manure |
| CN111170796B (en) * | 2020-02-22 | 2022-09-16 | 太尔化工（南京）有限公司 | Process for preparing agricultural slow-release nitrogen fertilizer by regenerating powdery amino resin |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1067235A (en) * | 1991-05-28 | 1992-12-23 | 天津市津南化肥实验厂 | lawn fertilizer and production technique thereof |
-
1998
- 1998-11-20 CN CN98125016A patent/CN1072201C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1067235A (en) * | 1991-05-28 | 1992-12-23 | 天津市津南化肥实验厂 | lawn fertilizer and production technique thereof |
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| CN1218784A (en) | 1999-06-09 |
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