CN103232289B - Special carbon-vinegar slow-release biological fertilizer for tobaccos and preparation method thereof - Google Patents

Special carbon-vinegar slow-release biological fertilizer for tobaccos and preparation method thereof Download PDF

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CN103232289B
CN103232289B CN201310160383.4A CN201310160383A CN103232289B CN 103232289 B CN103232289 B CN 103232289B CN 201310160383 A CN201310160383 A CN 201310160383A CN 103232289 B CN103232289 B CN 103232289B
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fertilizer
releasing
slowly
vinegar
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CN103232289A (en
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蔡志远
杨宇虹
张映翠
李江红
陈义
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YUNNAN WINDSAIL AGRICULTURAL CO Ltd
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Abstract

The invention discloses a special carbon-vinegar slow-release biological fertilizer for tobaccos and a preparation method thereof. The special carbon-vinegar slow-release biological fertilizer for tobaccos comprises the following components in percentage by weight: 10-15% of urea, 10-20% of potassium nitrate, 3-10% of ammonium phosphate-nitrate, 15-20% of diammonium phosphate, 5-10% of double superphosphate, 2-5% of potassium chloride, 20-30% of potassium sulfate, 2-5% of microelement, 20-30% of organic carbon and 8-10% of vinegar. The preparation method comprises the steps of slow-release granular fertilizer preparation, nutrient analysis and preparation. The preparation method disclosed by the invention is simple, economic and environment-friendly, lowers the production cost, and enhances the economic benefit.

Description

The one special charcoal vinegar slow-release bio that grows tobacco is fertile and preparation method thereof
Technical field
The invention belongs to biological technical field, belong to technical field of biological fertilizer further, it is fertile and preparation method thereof to be specifically related to the slow-release bio that grows tobacco.
Background technology
Needing in a growth cycle of tobacco to absorb more nutritive substance, is not only nitrogen that common fertilizer provides, phosphorus, potassium, theoretical according to wooden barrel short slab, as lacked other nutrients, just can not grow by normal growth, plant slight of stature, ear uneven, pollination rate is low, has a strong impact on output.Use in a large number due to chemical fertilizer increase yield significantly at present, cause pollution and the deterioration of the soil texture, natural ecological condition destroys.Especially the utilization ratio of fertility is low, and this not only wastes resource, and contaminate environment.
Fertilizer is to provide the necessary nutritive element of tobacco, can change soil constitution, increase soil fertility, and increases soil organic substance.Thus the rational application of fertilizer growing to tobacco, promotes crop metabolism, improves tobacco yield per unit and plays conclusive effect.Carry out modification to fertilizer itself, exploitation Slow or controlled release fertilizer is effective measure that are the most efficient and convenient, that fundamentally can solve fertilizer loss problem.It is slow that slow release fertilizer has nutrients release, and Crop is many, the feature that plant recovery of nutrient is high, uses slow fertilising and can also simplify work program, saving of work and time.Current slow release fertilizer both domestic and external is all generally reach by physical methods such as coating, parcel, packing, coatings the fertilizer extending fertilizer efficiency, and by Quick-dissolving fertilizer and rubber latex, mixing the formed Wrapped fertilizer of agriculture and industry waste, these fertilizer costs are higher, and do not possess that space is abundant, high adsorption capacity, raising low temperature, increase soil fertility, improve the features such as Soil structure, therefore develop a kind of cost-saving and preparation method is simple, the tobacco slow-release bio fertilizer of economic environmental protection is very important.
Summary of the invention
The first object of the present invention is to provide the special charcoal vinegar slow-release bio that grows tobacco fertile; Second object is the preparation method providing described tobacco special charcoal vinegar slow-release bio fertilizer.
The first object of the present invention realizes like this, comprise weight percentage urea 10 ~ 15%, saltpetre 10 ~ 20%, ammonium phosphate-nitrate 3 ~ 10%, diammonium phosphate 15 ~ 20%, double superhosphate 5 ~ 10%, Repone K 2 ~ 5%, potassium sulfate 20 ~ 30%, trace element 2 ~ 5%, also comprise weight percentage Organic carbon 20 ~ 30%, vinegar liquid 8 ~ 10%.
The second object of the present invention is achieved in that and comprises sustained-release granular fertilizer preparation, nutrient analysis, preparation steps, specifically comprises:
Prepared by A, sustained-release granular fertilizer: each material fertilizer prepared and Organic carbon are pulverized respectively, undertaken being mixed to get each raw material by each material fertilizer and Organic carbon weight ratio 50 ~ 80:20 ~ 50, the vinegar liquid spraying 13 ~ 98 ‰ of each raw material weight again mixes, stir through granulation, whole grain, dry obtain various sustained-release granular fertilizer;
B, nutrient analysis: analyze soil nutrient and crop characteristic, obtain analytical study report;
C, preparation: the analytical study according to various soil nutrient and crop characteristic is reported, obtain targeted tobacco special charcoal vinegar slow-release bio by component proportion preparation fertile.
The present invention adopts Organic carbon with low cost to substituted for the higher method of the cost such as coating, parcel, packing, coating of existing slow-release fertilizer, the byproduct vinegar liquid produced when adding preparation Organic carbon, can chessom, reduce crop pest and occur, regulate and keep soil moisture content, improve the ventilation property of soil and keep fertilizer efficiency, regulate the microorganism of the obnoxious flavour of soil, Promoting plant growth, the effect of increase Promoting plant growth, be conducive to plant-growth and there is the effect of adjustment ground temperature.The present invention is the synthesis containing multiple nutrient, not the chemical fertilizer that nutrient is single, it is also rich in 20 various crop such as amino acid, humic acids, calcium, sulphur, zinc, iron, boron required " Quality Element " except the macronutrient such as nitrogenous, phosphorus, potassium, serving the effect regulating soil balanced nutrients, is a kind of new and effective no-pollution full nutrition chelating dedicated fertilizer.
Accompanying drawing explanation
Fig. 1 is present invention process schema.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated, but limited the present invention never in any form, and any conversion done based on training centre of the present invention or replacement, all belong to protection scope of the present invention.
Tobacco of the present invention special charcoal vinegar slow-release bio is fertile, comprise weight percentage urea 10 ~ 15%, saltpetre 10 ~ 20%, ammonium phosphate-nitrate 3 ~ 10%, diammonium phosphate 15 ~ 20%, double superhosphate 5 ~ 10%, Repone K 2 ~ 5%, potassium sulfate 20 ~ 30%, trace element 2 ~ 5%, also comprise weight percentage Organic carbon 20 ~ 30%, vinegar liquid 8 ~ 10%.
Described Organic carbon is take biomass as the porous carbon that raw material is made.
Described Organic carbon take biomass as the particle charcoal that raw material charring furnace distillation process is produced, and granularity is 100 ~ 200 object Organic carbon.
Described trace element is one or more in calcium ammonium nitrate, magnesium sulfate, zinc sulfate, ferrous sulfate, boric acid, borax, copper sulfate, ammonium molybdate.
Described vinegar liquid is one or more in wood vinegar, organic acid, furfural, butylacetate or acetone.
Described vinegar liquid is wood vinegar.
The preparation method of tobacco of the present invention special charcoal vinegar slow-release bio fertilizer, comprises sustained-release granular fertilizer preparation, nutrient analysis, preparation steps, specifically comprises:
Prepared by A, sustained-release granular fertilizer: each material fertilizer prepared and Organic carbon are pulverized respectively, undertaken being mixed to get each raw material by each material fertilizer and Organic carbon weight ratio 50 ~ 80:20 ~ 50, the vinegar liquid spraying 13 ~ 98 ‰ of each raw material weight again mixes, stir through granulation, whole grain, dry obtain various sustained-release granular fertilizer;
B, nutrient analysis: analyze soil nutrient and crop characteristic, obtain analytical study report;
C, preparation: the analytical study according to various soil nutrient and crop characteristic is reported, obtain targeted tobacco special charcoal vinegar slow-release bio by component proportion preparation fertile.
Described each material fertilizer comprises macroelement material fertilizer and medium trace element material fertilizer; Described a large amount of material fertilizer is one or more in urea, saltpetre, ammonium phosphate-nitrate, diammonium phosphate, double superhosphate, Repone K, potassium sulfate, and described medium trace element material fertilizer is one or more in magnesium sulfate, zinc sulfate, ferrous sulfate, boric acid, borax, copper sulfate, ammonium molybdate.
Described Organic carbon is take biomass as the porous carbon that raw material is made.
Described biomass is agroforestry waste, comprises corn, paddy rice, wheat stalk, discarded wood chip etc.
Biomass (biomass) is ecospeak or specially claims phytomass (phytomass) to plant, refers to organic substance (dry weight) weight of thing of suffering from indigestion (to comprise in the organism) total amount of the life of real storage in a certain moment unit surface.
Biomass is the biological number of individuals at a certain particular moment unit space, weight or its energy content, can be used for (as the zooplankton) or the whole biocenological biomass that refer to certain population, certain monoid biology.The biomass of narrow sense only refers to represent with weight, can be fresh weight or dry weight.
Described vinegar liquid is one or more in wood vinegar, organic acid, furfural, butylacetate or acetone.
Described vinegar liquid is wood vinegar.
Feature of the present invention:
1, the advance of matrix material particles charcoal producing technique.Due to the present invention's employing is that the particle charcoal that charring furnace anoxic destructive distillation decomposition technique is produced retains original micropore completely, and voidage is high, and the particle charcoal thus produced has good adsorptivity and heats moisture retention.
2, slowly-releasing heats effective.Because particle charcoal is aterrimus organic products, be rich in micropore, have that extremely strong suction is fertile, water suction, extinction heat characteristic, after being manured into soil, not only fertilizer slow-release can be held, reduce the waste of fertilizer leaching loss, and formed around each charcoal crude granule and heat thermal insulation areas, to emerge and the problem such as poor growth has vital role for solution low temperature is on the low side.
3, be economic environmental protection.Derive from the wood vinegar of natural biomass for the adjustable maintenance soil moisture of soil, regulate the potential of hydrogen of soil, improve ventilation property and keep fertilizer efficiency, prevention seed rot, the effect of more adjustable ground temperature, has the effect of improvement soil.Charcoal vinegar fertilizer can occur by the few crop pest of chessom , Minus, regulates and keeps soil moisture, improve the gas permeability of soil and keep fertilizer efficiency, regulate the potential of hydrogen of soil, the obnoxious flavour in absorption soil, Promoting plant growth, increase beneficial organism quantity, complementary element, improves fruit food flavor and quality.
4, be that product application is in extensive range, potentiality to be exploited is huge.
Prepared by embodiment 1---sustained-release granular fertilizer
Respectively by urea 100Kg, saltpetre 100Kg, ammonium phosphate-nitrate 100Kg, diammonium phosphate 100Kg, double superhosphate 100Kg, Repone K 100Kg, potassium sulfate 100Kg, magnesium sulfate 10Kg, zinc sulfate 10Kg, ferrous sulfate 10Kg, boric acid 10Kg, borax 10Kg, copper sulfate 10Kg, ammonium molybdate 10Kg and Organic carbon 100 t carries out pulverizing 100 mesh sieves, according to each material fertilizer respectively: Organic carbon weight ratio 50:20 carries out mixing and obtains slow-release carbamide 140Kg respectively, slowly-releasing saltpetre 140Kg, slowly-releasing ammonium phosphate-nitrate 140Kg, slow-releasing diammonium phosphate 140Kg, slowly-releasing double superhosphate 140Kg, slowly-releasing Repone K 140Kg, slowly-releasing potassium sulfate 140Kg, slowly-releasing magnesium sulfate 14Kg, slowly-releasing zinc sulfate 14Kg, slowly-releasing ferrous sulfate 14Kg, slowly-releasing boric acid 14Kg, slowly-releasing borax 14Kg, slowly-releasing copper sulfate 14Kg, slowly-releasing ammonium molybdate 14Kg, then spray respectively weight 13 ‰ wood vinegar mix, stir through granulation, whole grain, oven dry obtains charcoal vinegar slow-release carbamide particle 141.8 Kg, charcoal vinegar slowly-releasing potassium nitrate granules 139.2Kg, charcoal vinegar slowly-releasing ammonium phosphate-nitrate particle 139.5Kg, charcoal vinegar slow-releasing diammonium phosphate particle 141.8Kg, charcoal vinegar slowly-releasing double superhosphate particle 142Kg, charcoal vinegar slowly-releasing potassium chloride particle 139.9Kg, charcoal vinegar slowly-releasing granular potassium sulfate 141Kg, charcoal vinegar slowly-releasing magnesium sulfate particle 14.2Kg, charcoal vinegar slowly-releasing zinc sulfate particle 14.1Kg, charcoal vinegar slowly-releasing ferrous sulfate particle 14.2Kg, charcoal vinegar slowly-releasing boric acid particle 13.8Kg, charcoal vinegar slowly-releasing borax particle 14.1Kg, charcoal vinegar slowly-releasing copper sulfate particle 14Kg, charcoal vinegar slowly-releasing ammonium molybdate particle 13.9Kg.
Prepared by embodiment 2---sustained-release granular fertilizer
Respectively by urea 100Kg, saltpetre 100Kg, ammonium phosphate-nitrate 100Kg, diammonium phosphate 100Kg, double superhosphate 100Kg, Repone K 100Kg, potassium sulfate 100Kg, magnesium sulfate 10Kg, zinc sulfate 10Kg, ferrous sulfate 10Kg, boric acid 10Kg, borax 10Kg, copper sulfate 10Kg, ammonium molybdate 10Kg and Organic carbon 100 t carries out pulverizing 100 mesh sieves, according to each material fertilizer respectively: Organic carbon weight ratio 80:50 carries out mixing and obtains slow-release carbamide 160 Kg respectively, slowly-releasing saltpetre 160Kg, slowly-releasing ammonium phosphate-nitrate 160Kg, slow-releasing diammonium phosphate 160Kg, slowly-releasing double superhosphate 160Kg, slowly-releasing Repone K 160Kg, slowly-releasing potassium sulfate 160Kg, slowly-releasing magnesium sulfate 16Kg, slowly-releasing zinc sulfate 16Kg, slowly-releasing ferrous sulfate 16Kg, slowly-releasing boric acid 16Kg, slowly-releasing borax 16Kg, slowly-releasing copper sulfate 16Kg, slowly-releasing ammonium molybdate 16Kg, then spray respectively weight 98 ‰ wood vinegar mix, stir through granulation, whole grain, oven dry obtains charcoal vinegar slow-release carbamide particle 174Kg, charcoal vinegar slowly-releasing potassium nitrate granules 175Kg, charcoal vinegar slowly-releasing ammonium phosphate-nitrate particle 172Kg, charcoal vinegar slow-releasing diammonium phosphate particle 174Kg, charcoal vinegar slowly-releasing double superhosphate particle 172Kg, charcoal vinegar slowly-releasing potassium chloride particle 173Kg, charcoal vinegar slowly-releasing granular potassium sulfate 175Kg, charcoal vinegar slowly-releasing magnesium sulfate particle 17.4Kg, charcoal vinegar slowly-releasing zinc sulfate particle 17.5Kg, charcoal vinegar slowly-releasing ferrous sulfate particle 17.1Kg, charcoal vinegar slowly-releasing boric acid particle 17.0Kg, charcoal vinegar slowly-releasing borax particle 17.3Kg, charcoal vinegar slowly-releasing copper sulfate particle 17.1Kg, charcoal vinegar slowly-releasing ammonium molybdate particle 17.3Kg.
Embodiment 3
Respectively by urea 100Kg, saltpetre 100Kg, ammonium phosphate-nitrate 100Kg, diammonium phosphate 100Kg, double superhosphate 100Kg, Repone K 100Kg, potassium sulfate 100Kg, magnesium sulfate 10Kg, zinc sulfate 10Kg, ferrous sulfate 10Kg, boric acid 10Kg, borax 10Kg, copper sulfate 10Kg, ammonium molybdate 10Kg and Organic carbon 100 t carries out pulverizing 200 mesh sieves, according to each material fertilizer respectively: Organic carbon weight ratio 50:50 carries out mixing and obtains slow-release carbamide 200Kg respectively, slowly-releasing saltpetre 200Kg, slowly-releasing ammonium phosphate-nitrate 200Kg, slow-releasing diammonium phosphate 200Kg, slowly-releasing double superhosphate 200Kg, slowly-releasing Repone K 200Kg, slowly-releasing potassium sulfate 200Kg, slowly-releasing magnesium sulfate 20Kg, slowly-releasing zinc sulfate 20Kg, slowly-releasing ferrous sulfate 20Kg, slowly-releasing boric acid 20Kg, slowly-releasing borax 20Kg, slowly-releasing copper sulfate 20Kg, slowly-releasing ammonium molybdate 20Kg, then spray respectively weight 50 ‰ wood vinegar mix, stir through granulation, whole grain, oven dry obtains charcoal vinegar slow-release carbamide particle 208Kg, charcoal vinegar slowly-releasing potassium nitrate granules 209Kg, charcoal vinegar slowly-releasing ammonium phosphate-nitrate particle 201Kg, charcoal vinegar slow-releasing diammonium phosphate particle 203Kg, charcoal vinegar slowly-releasing double superhosphate particle 205Kg, charcoal vinegar slowly-releasing potassium chloride particle 206Kg, charcoal vinegar slowly-releasing granular potassium sulfate 202Kg, charcoal vinegar slowly-releasing magnesium sulfate particle 20.6Kg, charcoal vinegar slowly-releasing zinc sulfate particle 20.3Kg, charcoal vinegar slowly-releasing ferrous sulfate particle 20.4Kg, charcoal vinegar slowly-releasing boric acid particle 20.6Kg, charcoal vinegar slowly-releasing borax particle 20.2Kg, charcoal vinegar slowly-releasing copper sulfate particle 20.5Kg, charcoal vinegar slowly-releasing ammonium molybdate particle 20.3Kg.
Embodiment 4
Situation is analyzed to the Red River plantation soil nutrient of cloud and mist 97 and tobacco character as follows:
Soil: remain slide rock limestone red soil, on in fertility, soil nutrient content is pH value 7.33, organic 34g/kg, full nitrogen 2.05g/kg, hydrolyzable nitrogen 149mg/kg, full phosphorus 2.11g/kg, rapid available phosphorus 49.9 mg/kg, full potassium 21g/kg, available potassium 194mg/kg.
Tobacco: cloud and mist 97 is that Yunnan Provine Tobacco Science Inst.'s Yun yan85 × CV87 selection cross forms, strain formula turriform, and plant height 148.3cm, pinch plant height 107.5cm, pitch 5.4cm, stem girth 9.6cm, leaves number 18.0.Inflorescence is concentrated, corolla incarnadine.Field growing is neat, and axillary bud growth gesture is strong.Transplanting to buddingging 55 days, transplanting that the flowers are in blossom to center puts 60 days, growing stage about 120 days, the time of infertility about 180 days, sky.General mu executes purity nitrogen 6-8kg, and n-p-k ratio is that 1:1-1.5:2.5 is more reasonable.
Accordingly, the charcoal vinegar slow-release carbamide particle 137.5Kg that Example 1 obtains, , charcoal vinegar slowly-releasing potassium nitrate granules 125Kg, charcoal vinegar slowly-releasing ammonium phosphate-nitrate particle 37.5Kg, charcoal vinegar slow-releasing diammonium phosphate particle 187.5 Kg, charcoal vinegar slowly-releasing double superhosphate particle 87.5Kg, charcoal vinegar slowly-releasing potassium chloride particle 362.5Kg, charcoal vinegar slowly-releasing granular potassium sulfate 31.3Kg, charcoal vinegar slowly-releasing magnesium sulfate particle 4.5Kg, charcoal vinegar slowly-releasing zinc sulfate particle 4.5 Kg, charcoal vinegar slowly-releasing ferrous sulfate particle 4.4Kg, charcoal vinegar slowly-releasing boric acid particle 4.5Kg, charcoal vinegar slowly-releasing borax particle 4.5 Kg, charcoal vinegar slowly-releasing copper sulfate particle 4.4Kg, charcoal vinegar slowly-releasing ammonium molybdate particle 4.4Kg mixing obtains 1000Kg charcoal vinegar slow-release fertilizer.
Embodiment 5
Situation is analyzed to the soil nutrient of maritime plantation k326 tobacco and tobacco character as follows:
Soil: remain slide rock sandstone yellow-red soil soil, on in fertility, soil nutrient content is pH value 7.68, organic 44g/kg, full nitrogen 2.15g/kg, hydrolyzable nitrogen 129mg/kg, full phosphorus 1.11g/kg, rapid available phosphorus 29.9 mg/kg, full potassium 18g/kg, available potassium 154mg/kg.
Tobacco: K326, do not pinch plant height 115-125 centimetre, total leaf 25-30 sheet, plant height 65-75 centimetre after pinching, stem girth 6.5-7 centimetre, pitch 5.5-6.5 centimetre.Long 50 centimetres of waist blade, wide 21 centimetres.Growing stage 115-118 days, identical with G28, belong to Early-mid ripening kind.More responsive to low temperature, the easy early blossoming of early sowing.Fertilizer tolerability and disease resistance stronger than G28, bacterial wilt and black spot less, when native pH5.5-6, resistance to bacterial wilt is poor, susceptible mosaic disease.
Accordingly, the charcoal vinegar slow-release carbamide particle 140Kg that Example 2 obtains, charcoal vinegar slowly-releasing potassium nitrate granules 127 Kg, charcoal vinegar slowly-releasing ammonium phosphate-nitrate particle 36Kg, charcoal vinegar slow-releasing diammonium phosphate particle 186 Kg, charcoal vinegar slowly-releasing double superhosphate particle 89Kg, charcoal vinegar slowly-releasing potassium chloride particle 358Kg, charcoal vinegar slowly-releasing granular potassium sulfate 32Kg, charcoal vinegar slowly-releasing magnesium sulfate particle 4.6Kg, charcoal vinegar slowly-releasing zinc sulfate particle 4.6Kg, charcoal vinegar slowly-releasing ferrous sulfate particle 4.6Kg, charcoal vinegar slowly-releasing boric acid particle 4.5Kg, charcoal vinegar slowly-releasing borax particle 4.5Kg, charcoal vinegar slowly-releasing copper sulfate particle 4.6Kg, charcoal vinegar slowly-releasing ammonium molybdate particle 4.6Kg mixing obtains 1000Kg charcoal vinegar slow-release fertilizer.
Embodiment 6
Situation is analyzed to the soil nutrient and tobacco character of seeking pasture plantation Yun yan85 as follows:
Soil: periodical water-logging type wattenshlick field proluvial rice soil, on in fertility, soil nutrient content is pH value 8.1, organic 37.4g/kg, full nitrogen 2.69g/kg, hydrolyzable nitrogen 174mg/kg, full phosphorus 1.31g/kg, rapid available phosphorus 26.9 mg/kg, full potassium 18g/kg, available potassium 184mg/kg.
Tobacco: Yun yan85, plant turriform, plant height 100-110 centimetre, pitch 5.8 cm, stem girth 8 cm, number of sheets 18-20 sheet of gathering, growing stage about 120 days.Field growing is neat, and former cigarette is containing total reducing sugar 23.45-26.90%, nicotine 2.04-3.10%, total nitrogen 1.40-2.62%, protein 5.54-13.03%, and sugared alkali is than 7.9-12.93%, and nitrogen base compares 0.47-0.85%.
Accordingly, the charcoal vinegar slow-release carbamide particle 137Kg that Example 3 obtains, charcoal vinegar slowly-releasing potassium nitrate granules 130Kg, charcoal vinegar slowly-releasing ammonium phosphate-nitrate particle 38Kg, charcoal vinegar slow-releasing diammonium phosphate particle 184Kg, charcoal vinegar slowly-releasing double superhosphate particle 91Kg, charcoal vinegar slowly-releasing potassium chloride particle 356 Kg, charcoal vinegar slowly-releasing granular potassium sulfate 32Kg, charcoal vinegar slowly-releasing magnesium sulfate particle 4.6Kg, charcoal vinegar slowly-releasing zinc sulfate particle 4.6Kg, charcoal vinegar slowly-releasing ferrous sulfate particle 4.6Kg, charcoal vinegar slowly-releasing boric acid particle 4.5Kg, charcoal vinegar slowly-releasing borax particle 4.5Kg, charcoal vinegar slowly-releasing copper sulfate particle 4.6Kg, charcoal vinegar slowly-releasing ammonium molybdate particle 4.6Kg mixing obtains 1000 Kg charcoal vinegar slow-release fertilizers.
Test example 1
1, materials and methods
1.1 for examination soil
Exemplary arrangement is maritime, and soil type remains slide rock sandstone yellow-red soil soil, and in fertility, draining is good, within nearly 2 years, does not do fertilizer test, fertility uniformity.
1.2 for examination flue-cured tobacco cultivars
Local main breed K326
1.3 experiment and demonstration designs
Select and test field soil type, planting area that soil fertility is suitable, each test process corresponding, arranges a family tobacco grower to carry out the field demonstration of a barn.
1.4 for examination fertilizer and fertilizer amount
1.4.1 for examination fertilizer
Process 1: tobacco special charcoal vinegar slow-release fertilizer
Contrast: conventional tobacco special fertilizer
1.4.2 respectively fertilizer amount and fertilizing method is processed
1.5 Main Cultivation control measures
Test with contrast field intertill earth up greatly, weeding, the technological operation such as the prevention and control of plant diseases, pest control and field liquid manure management, strictly synchronously carry out in each production phase respectively under the guidance of cigarette skill person by the annual production technology scheme of company of county formulation.
2, results and analysis
2.1 different fertilizer process primary growth stage contrasts
Tobacco special charcoal vinegar slow-release fertilizer process cigarette strain primary growth stage no significant difference compared with the control.K326 kind charcoal vinegar slow-release fertilizer growing stage is 130 days, and contrast is 128 days.Result shows, charcoal vinegar slow-release fertilizer has no significant effect cigarette strain primary growth stage.
2.2 different fertilizer process are on the impact of flue-cured tobacco Other Main Agronomic Characters
Subordinate list 1 shows, the cigarette strain plant height of charcoal vinegar slow-release fertilizer and waist leaf length and width, all higher than contrast, more can promote the expansion of blade, further illustrate field growing way and are better than contrast, say from another point of view and can improve per mu yield.
Subordinate list 1 Other Main Agronomic Characters records table (mean value)
2.3 different fertilizer process are on the impact of flue-cured tobacco economic characters
As can be seen from subordinate list 2, the flue-cured tobacco per mu yield of charcoal vinegar slow-release fertilizer, upper medium grade cigarette ratio index, all higher than contrast, show good economic benefit.
Table is recorded in the investigation of subordinate list 2 quality
Process Weight per leaf (g) Per mu yield (kg) Upper medium grade cigarette ratio (%)
Charcoal vinegar slow-release fertilizer 7.3 130 92
Conventional tobacco is fertile 7.1 123 89

Claims (1)

1. the special charcoal vinegar slow-release bio that grows tobacco is fertile, comprise weight percentage urea 10 ~ 15%, saltpetre 10 ~ 20%, ammonium phosphate-nitrate 3 ~ 10%, diammonium phosphate 15 ~ 20%, double superhosphate 5 ~ 10%, Repone K 2 ~ 5%, potassium sulfate 20 ~ 30%, trace element 2 ~ 5%, characterized by further comprising the vinegar liquid of weight percentage Organic carbon 20 ~ 30% and other raw material gross weights 13 ~ 98 ‰; Described trace element is one or more in calcium ammonium nitrate, magnesium sulfate, zinc sulfate, ferrous sulfate, boric acid, borax, copper sulfate, ammonium molybdate; Described vinegar liquid is one or more in wood vinegar, organic acid, furfural, butylacetate or acetone; The preparation method of described tobacco special charcoal vinegar slow-release bio fertilizer comprises sustained-release granular fertilizer preparation, preparation steps:
Prepared by A, sustained-release granular fertilizer: ready each material fertilizer and Organic carbon are pulverized respectively, the mixture of each raw material and Organic carbon is mixed to get with Organic carbon weight ratio 50 ~ 80:20 ~ 50 respectively by each material fertilizer, the vinegar liquid spraying 13 ~ 98 ‰ of each raw material weight again mixes, and stirs through granulation, whole grain, dries the sustained-release granular fertilizer obtaining various material fertilizer;
B, preparation: according to urea, saltpetre, ammonium phosphate-nitrate, diammonium phosphate, double superhosphate, Repone K, potassium sulfate, microelement match, the sustained-release granular fertilizer getting corresponding raw material is mixed to get targeted tobacco special charcoal vinegar slow-release bio fertilizer.
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