CN106187613B - One kind is for purple soil flue-cured tobacco root system conditioning products and preparation method and application - Google Patents
One kind is for purple soil flue-cured tobacco root system conditioning products and preparation method and application Download PDFInfo
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- CN106187613B CN106187613B CN201610572884.7A CN201610572884A CN106187613B CN 106187613 B CN106187613 B CN 106187613B CN 201610572884 A CN201610572884 A CN 201610572884A CN 106187613 B CN106187613 B CN 106187613B
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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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
- A01C21/007—Determining fertilization requirements
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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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
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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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
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Fertilizers (AREA)
Abstract
The present invention discloses a kind of for purple soil flue-cured tobacco root system conditioning products and preparation method and application.The product includes the fertile core, organic nutrient substance layer and composite microbial nitride layer successively arranged from the inside to the outside；Effective component in fertile core is a great number of elements n-p-k element, moderate-element calcium and magnesium element sulphur and microelement；Nutriment in organic nutrient substance layer is marine algae extract and low-molecular weight chitoglycan；Complex microorganism is bacillus subtilis, bacillus amyloliquefaciens and bacillusmusilaginosiengineering.The present invention is by being granulated the effective component and binder mixing in fertile core；Then the mixture that nutriment and binder are formed is superscribed, organic nutritive substance layer is formed；Then after spraying binder, then complex microorganism is sprayed, forms composite microbial nitride layer.Apply the present invention to tobacco planting, can be shortened the time in also seedling stage, increase root density and specific root length, hence it is evident that improves yield of tobacco, and improve quality of tobacco.
Description
Technical field
The present invention relates to a kind of composite regulators of plant root growth, in particular to a kind of to be used for purple soil flue-cured tobacco root system
Conditioning products and preparation method and application.
Background technique
Tobacco is a kind of important industrial crops, and tobacco-growing soil of Nanxiong City, Guangdong Province purple soil as southern characteristic is main
Produce Luzhou-flavor flue-cured tobacco.According to domestic scholars: Nanxiong purple soil is with soil layer is thin, easy to harden, retain water and nutrients ability is poor, has
The features such as machine matter content is low, it is bad which results in Root Growth in Tobacco, and then affects yield of flue-cured tobacco and quality.
Accurate soil nutrient content measurement is conducive to the rational application of fertilizer, meanwhile, Rational Application microbial inoculum fertilizer can improve soil
Earth fertility, and the continuous cropping obstacle of soil can be improved.
Currently, Chinese patent (publication number: CN104541646A) discloses a kind of improvement Purple Soil in South China arid hillside field plant cigarette
The method of soil, the patent carry out improvement purple soil, but the patent is not examined by the way that green manure is made after plantation crotalaria mucronata green manuring processing
The problem of considering nutrient balance.Chinese patent (publication number: CN103820125A), which discloses, plants cigarette purple soil modifying agent and its use
Polyacrylamide, weathered coal are carried out mixing granulation by method, the patent, by improving soil aeration situation, and then improve soil,
Since artificial time-consuming more, nutrient supply causes it to have shortcoming less.Chinese patent (publication number: CN103102216A) reports
Coated fertilizer and its preparation for inducing root growth, there is the addition of promoting root growth substance compound sodium nitrophenolate, methyl α-naphthyl acetate etc., field trial table
Bright, which cannot play flue-cured tobacco root growth on the purple soil of Nanxiong and be obviously promoted effect.Chinese patent (publication number:
CN104892177A a kind of apple tree microbial bacterial manure special) is disclosed, microbial inoculum is directly sprayed on fertile wicking surface, fertile core
It may result in the salt stress inactivation of microbial bacteria after dissolution, therefore, applied in big Tanaka, there is a problem of that effect is unstable.
Currently, regarding to the issue above and present status in China, there are no occur being directed to Nanxiong City, Guangdong Province purple soil flue-cured tobacco root system
The report of growth conditioning product.
Summary of the invention
The primary purpose of the present invention is that the shortcomings that overcoming the prior art and deficiency, provide a kind of for purple soil flue-cured tobacco root
It is conditioning products.
Another object of the present invention is to provide pass through the preparation side for purple soil flue-cured tobacco root system conditioning products
Method.
A further object of the present invention is to provide the applications for purple soil flue-cured tobacco root system conditioning products.
The purpose of the invention is achieved by the following technical solution: one kind being used for purple soil flue-cured tobacco root system conditioning products, including
Fertile core, organic nutrient substance layer and the composite microbial nitride layer successively arranged from the inside to the outside；
Effective component in the fertile core is a great number of elements n-p-k element, moderate-element calcium and magnesium element sulphur and micro member
Element；
Nutriment in the organic nutrient substance layer is marine algae extract and low-molecular weight chitoglycan；
The complex microorganism is bacillus subtilis, bacillus amyloliquefaciens and bacillusmusilaginosiengineering.
A great number of elements N P and K, moderate-element calcium and magnesium sulphur and the microelement (70~85) in mass ratio: (10~
20): (2~5) proportion；Preferably in mass ratio 76:18:5 proportion.
The content of the organic nutrient substance layer and the complex microorganism is as follows: every 1000g fertilizer core proportion 0.6~
0.7g marine algae extract, 0.019~0.02g low-molecular weight chitoglycan, 15~2,500,000,000 bacillus subtilises, 15~3,000,000,000 solutions
Bacillus amyloliquefaciens, 10~2,000,000,000 bacillusmusilaginosiengineerings；Preferably every 1000g fertilizer core proportion 0.62g marine algae extract,
0.02g low-molecular weight chitoglycan, 15~2,500,000,000 bacillus subtilises, 15~3,000,000,000 bacillus amyloliquefaciens, 10~2,000,000,000
A bacillusmusilaginosiengineering.
N:P in a great number of elements n-p-k element2O5:K2O preferably in mass ratio 3:2:4 proportion.
Ca:Mg:S preferably in mass ratio 5:6:6 is matched in the moderate-element calcium and magnesium element sulphur.
The microelement includes iron (Fe), manganese (Mn), copper (Cu), zinc (Zn), boron (B), molybdenum (Mo)；Preferably iron:
Manganese: copper: zinc: boron: molybdenum=1:1:1:4:1:0.2 (mass ratio).
Nitrogen is the compound of available nitrogen and slow-release nitrogen in a great number of elements n-p-k element；Potassium includes that available potassium is gentle
Potassium release.
The source of the available nitrogen is preferably urea.
The source of the slow-release nitrogen is preferably ureaformaldehyde urea.
The source of the sustained release potassium is preferably potassium alginate.
The source of the available potassium is preferably at least one of potassium dihydrogen phosphate, potassium nitrate and potassium sulfate.
The available nitrogen and slow-release nitrogen 6:1 in mass ratio proportion.
The available potassium and the sustained release potassium 4:1 in mass ratio proportion.
The source of the moderate-element calcium and magnesium element sulphur is preferably the composition that epsom salt and calcium nitrate are formed.
The source of the microelement is preferably EDTA- zinc, EDTA- iron, EDTA- copper, EDTA- manganese, boric acid and molybdic acid
Ammonium.
The low-molecular weight chitoglycan is the chitosan of 3000~4000Da of average molecular weight；It is preferred that average molecular weight
The chitosan of 3500Da.
Described is graininess for purple soil flue-cured tobacco root system conditioning products, therefore when each layer of production, binder is added,
Advantageously form.
The binder be preferably in modified starch, hydroxyethyl cellulose, cellulose, xanthan gum and carragheen at least
It is a kind of.
The dosage of the binder is can make fertile core molding, be advisable for the molding of purple soil flue-cured tobacco root system conditioning products.
In the fertile core, the mass percentage of the binder is preferably 0.02~0.03%；More preferably
0.026%.
In the organic nutrient substance layer, the mass percentage of the binder is preferably 1.5~2%；More
Preferably 1.8%.
The diameter of the finished product is 3.3~5.5mm, and individual particle weight is 0.15~0.22g；The diameter of fertilizer core therein is excellent
It is selected as 3~5mm.
The purple soil is soil with the following characteristics: pH value is about 7.94, alkaline hydrolysis nitrogen content is about 58.22mg/
Kg, rapid available phosphorus are about 34.98mg/kg, available potassium is about 70.42mg/kg, effective calcium is about 1.65g/kg, effective magnesium is about
2.1g/kg, effective iron are about 5.51mg/kg, effective manganese is about 1.32mg/kg, effective zinc is about 0.92mg/kg, Available cupper about
For 0.63mg/kg, effective boron be about 0.17mg/kg, the content of organic matter is about 1%, meaning about indicates, in ± 5% range
It is interior, in the range of preferably ± 3%, in the range of more preferably ± 1%.
A kind of preparation method for purple soil flue-cured tobacco root system conditioning products, includes the following steps:
(1) first a great number of elements n-p-k element, moderate-element calcium and magnesium element sulphur and microelement crushed, be sufficiently mixed
Afterwards, binder is added to mix again, by extrusion granulation, is prepared into fertile slug particle；
(2) marine algae extract, low-molecular weight chitoglycan degradation solution and binder are mixed, obtains having sticking compound molten
Liquid；Composite degradation liquid is uniformly sprayed on fertile slug particle surface, forms one layer of organic nutrient substance layer on fertile slug particle surface；
(3) after the organic nutrient substance layer in step (2) is dry, binder is sprayed on its surface；Then it sprays again multiple
Microbial inoculum is closed, naturally dry obtains the flue-cured tobacco root system conditioning products for being exclusively used in purple soil；
Wherein, a great number of elements N P and K, moderate-element calcium and magnesium sulphur and microelement (70~85) in mass ratio: (10~
20): (2~5) proportion；Every 1000g fertilizer slug particle matches 0.6~0.7g marine algae extract, 0.019~0.02g low molecular weight shell
Glycan, 15~2,500,000,000 bacillus subtilises, 15~3,000,000,000 bacillus amyloliquefaciens, 10~2,000,000,000 gel-shaped gemma bars
Bacterium.
Content of the binder described in step (1) in the fertile slug particle be preferably mass percent 0.02~
0.03%.
The diameter of fertile slug particle described in step (1) is preferably 3~5mm.
Marine algae extract described in step (2) is prepared preferably by following steps: seaweed crushing being made even
Slurry, by homogenate: PPC complex enzyme mass ratio is equal to 10000:2 and PPC complex enzyme is added, and carries out concussion enzymatic hydrolysis in 45~55 DEG C, after 4h
Being centrifuged obtained supernatant is seaweed extract.
Low-molecular weight chitoglycan described in step (2) is the chitosan of 3000~4000Da of average molecular weight；It is preferred that flat
The chitosan of average molecular weight 3500Da.
Low-molecular weight chitoglycan degradation solution described in step (2) is preferably made by the steps to obtain: being by concentration
The chitosan liquid of mass percent 5%, concentration are the hydrogenperoxide steam generator of mass percent 30% and concentration is mass percent
4:1:1 is mixed 99.5% glacial acetic acid solution by volume, is heated in 40 DEG C, is sufficiently stirred 7 hours, obtains degradation of chitosan
Liquid.
The marine algae extract is prepared preferably by following steps: Fresh Laminaria Japonica being crushed, homogenate is made, presses
Homogenate: PPC complex enzyme is added in PPC complex enzyme mass ratio=10000:2, and concussion enzymatic hydrolysis is carried out in 48~50 DEG C, is centrifuged after 4h
To supernatant be marine algae extract.
Content of the binder described in step (2) in the organic nutrient substance layer is preferably mass percent
1.5~2%.
The diameter of finished product described in step (4) is 3.3~5.5mm, and individual particle weight is 0.15~0.22g.
The application method for purple soil flue-cured tobacco root system conditioning products, includes the following steps:
A, after tobacco seedlings are transplanted to purple soil, root system conditioning products of the invention are imposed on to the root of tobacco seedlings, every plant is applied
With 20；
B, in highland barley phase, root system conditioning products of the invention are imposed on to the root of tobacco seedlings again, every plant is applied 30.
The purple soil is more preferably the purple soil in Nanxiong area.
The present invention has the following advantages and effects with respect to the prior art:
The present invention use fertilization compositions based on earth measurement principle, nutrient needed for can targetedly meeting tobacco growth and
Effectively improve the yield and quality of flue-cured tobacco.The present invention uses microbial bacterial agent, provides a variety of soil beneficial microbe strains, improves
Tobacco resistance (resistance to bacterial wilt, anthracnose) alleviates soil hardening problem, improves soil nutrient utilization rate；It is urinated using ureaformaldehyde
Element is used as nitrogen source, and nitrogen nutrition needed for both can providing flue-cured tobacco can also play slow release effect to nitrogenous fertilizer, improves nutrien utilization
Efficiency；By the way of the degradation of chitosan liquid and marine algae extract coating of low molecular weight, the absorption of root system is not only improved, and right
Slow release effect is played in the utilization of fertilizer；Organic nutrient substance is added, since degradation of chitosan liquid has very high bioactivity, thorn
The generation for swashing plant endogenous hormones quicklys promote cell division, promotes lateral root growth, and the formation of inducing adventitious root greatly increases
Root density provides huge and flourishing root system for flue-cured tobacco, can widely absorb nutrient for needed for tobacco growth.In addition it wraps
Membrane material is cheap, is easy to get, and largely reduces production cost of the invention, can also be risen to nutrient by the way of coating
To the effect of sustained release, the utilization efficiency of nutrient is improved.One time coating uses polysaccharose substance, avoids the micro- of secondary coating
Biological bacteria is directly contacted with inorganic nutrients, moreover it is possible to be provided nutriment for microbial bacteria, be avoided inactivating.
Test result of the invention showed at tobacco transplant initial stage, and root system conditioning products of the invention are administered to every plant
After tobacco seedlings, the time in also seedling stage is shortened, root density and specific root length are increased, that is, increases the side in unit soil body product
Radical mesh.Specific application effect of the invention are as follows: compared with the control, 0~20cm of the significant increase purple soil of the root system conditioning products
Root quantity in soil layer, hence it is evident that improve yield of tobacco, and improve quality of tobacco, specific data are shown in Table 3,4,5,6.
Detailed description of the invention
Fig. 1 is the outside drawing for flue-cured tobacco root system conditioning products on purple soil prepared by embodiment 1.
Fig. 2 is influence result figure of the purple soil flue-cured tobacco root system conditioning products to root system；Wherein, figure (A) is control group, figure
It (B) is experimental group.
Specific embodiment
Present invention will now be described in further detail with reference to the embodiments and the accompanying drawings, but embodiments of the present invention are unlimited
In this.
The preparation of degradation of chitosan liquid: by 5% chitosan liquid, (this chitosan is agriculture grade chitosan, is purchased from Zhaoqing long queue
Biotechnology Co., Ltd), concentration be the hydrogenperoxide steam generator of mass percent 30%, concentration is mass percent 99.5%
4:1:1 is mixed glacial acetic acid solution by volume, is heated in 40 DEG C of constant temperature water baths, is sufficiently stirred 7 hours, obtains degradation of chitosan
Liquid.Chitosan average molecular weight after using potassium ferricyanide development process to measure degradation is 3500Da, gained low-molecular weight chitoglycan
Solution content is 3.3%.
The preparation of seaweed extracted liquor: Fresh Laminaria Japonica is crushed, and homogenate is made, by homogenate: PPC complex enzyme mass ratio=
PPC complex enzyme is added in 10000:2, concussion enzymatic hydrolysis is carried out in 48~50 DEG C, the supernatant being centrifuged after 4h is seaweed extract.
Embodiment 1: product preparation
The analysis result of Nanxiong City, Guangdong Province purple soil typical soil sample is as follows: pH value 7.94, alkaline hydrolysis nitrogen content
58.22mg/kg, rapid available phosphorus 34.98mg/kg, available potassium 70.42mg/kg, effective calcium 1.65g/kg, effective magnesium 2.1g/kg, have
Imitate iron 5.51mg/kg, effective manganese 1.32mg/kg, effective zinc 0.92mg/kg, Available cupper 0.63mg/kg, effective boron 0.17mg/
Kg, the content of organic matter 1%.
According to above-mentioned soil nutrient content index, and combine excellent in the national overall survey of soil standard of table 1 and claim
Ratio range is selected, is prepared again by 9 ㎏ fertilizer cores:
(1) first by potassium nitrate 1964g, potassium dihydrogen phosphate 2633g, ureaformaldehyde urea 460g, potassium alginate 1145g, nitric acid
Calcium 800g, epsom salt 1430g, EDTA- zinc 224g, EDTA- copper 63g, EDTA- iron 67g, EDTA- manganese 68g, boric acid 56g,
Ammonium molybdate 10g, the cellulose solution 80g that mass percent is 3% mixing are smashed, are mixed, and extrusion granulation obtains fertile core, diameter
For 3~5mm.
(2) mixing for taking seaweed extracted liquor 5.6g, degradation of chitosan liquid 5.4g and xanthan gum 3.3g that water is added to be configured to 180g
Solution.
(3) mixed liquor prepared in step (2) is uniformly sprayed on the fertile wicking surface in step (1), the method used is round
Disk is uniformly sprayed when being granulated rotation, forms coating object.
(4) after above-mentioned coating object is dry, disk rotational is continued to use, the hydroxyethyl cellulose for spraying mass ratio 3% is molten
Then liquid 90g sprays 90g again and contains the bacillus subtilis of 2.5 hundred million/ml, 2.0 hundred million/ml bacillus amyloliquefaciens, 1.5 hundred million/ml jelly
The complex microorganism bacterium solution of sample bacillus (three kinds of bacterial strains are purchased from Jiangmen city gold pelagic organisms Science and Technology Ltd.).Naturally dry
Obtain being exclusively used in flue-cured tobacco root system conditioning products (as shown in Figure 1) on purple soil, 9.1 ㎏ of gross weight after dry.
The national overall survey of soil nutrient classification standard of table 1
Select from: Liu Fengzhi edits Beijing Agricultural Environmental Monitoring application manual: China Standards Press, 2001:610
Embodiment 2: pot experiment
Test site: solarium, Agricultural University Of South China carries out.In order to observe the application of Nanxiong purple soil flue-cured tobacco root system conditioning products
Complete root system situation afterwards, studies root system using the method for pot experiment, and control treatment is arranged and the preparation of embodiment 1 is applied
It is handled with root system conditioning products (for experimental group), the processing method of root system conditioner of the present invention: (1) Guangdong cigarette 97 seed is sowed at and is educated
Floating seedlings are carried out in seed plate, start to transplant when tobacco seedlings are grown to four leaves wholeheartedly, and the root system conditioning then prepared by embodiment 1 produces
Product impose on the root of tobacco seedlings, and 20 (every about 0.15~0.20g) of every plant of application, mu applies about 15kg；(2) in a highland barley phase, again
Root system conditioning products of the invention are imposed on into tobacco root, every plant is applied 30, and mu applies about 20kg.Control treatment is: containing with
The same amount of organic-inorganic raw material of root system conditioning products, binder, microbial inoculum, no coating handle the production that direct mixing granulation obtains
Product.4 repetitions of each processing, carry out washing root (such as Fig. 1) after flue-cured tobacco transplanting 70d, complete root system are then carried out drying survey
Dry weight, measurement result are shown in Table 2, and the dry weight of tobacco root improves 32.5% after the application present invention, and overground part dry weight improves
24.6%.
Influence of the 2 Nanxiong purple soil flue-cured tobacco root system conditioning products of table to weight of root system
Embodiment 3: field experiment
Test site: Nanxiong City, Guangdong Province tobacco Science Institute purple soil experimental plot.It is Guangdong cigarette 98 for examination tobacco seedlings kind,
Each processing is 3 ridges.The processing method of root system conditioner of the present invention is identical as pot experiment.
30d, 50d, 70d take the root system of 0-10cm, 10-20cm, 20-30cm soil layer to survey after the tobacco seedlings transplanting of four leaves wholeheartedly
Determine beetroot yield and specific root length, for every sub-sampling all at away from main root axis 5-10cm, the sampling number respectively handled every time is 5 plants.Root long
Density refers to the root long in unit soil volume, is to measure the how many important indicator of root system.Specific root length (root system length and weight of root system
Ratio) it is the important parameter for measuring root diameter, the value of specific root length is bigger, illustrates that root system is more tiny.
Such as table 3, after tobacco seedlings transplanting, for 0-10cm soil layer, in the root that 0-70d control treatment and root system conditioning products are handled
Long density gradually increases, root system conditioning products handle 30d, 50d, 70d beetroot yield respectively than control treatment increase by 122%,
78%, 23%.For the soil layer of 10-20cm, root system conditioning products handle the beetroot yield of 30d, 50d, 70d respectively than control place
Reason increases by 55%, 137%, 45%.For the soil layer of 20-30cm, the root long of root system conditioning products processing 30d, 50d, 70d is applied
The difference of density and control treatment is not significant.It can therefore be appreciated that: application Nanxiong purple soil flue-cured tobacco root system conditioning products can be shown
Increase 0-20cm soil layer beetroot yield, it is significant increase unit volume in root density, be conducive to more polyauxotrophic absorption.
As table 4 gradually increases, root 0-10cm soil layer in the specific root length of 0-70d control treatment and application root system conditioning products processing
It is the beetroot yield of conditioning products processing 30d, 50d, 70d respectively than conventional treatment increase by 24%, 16%, 17%.For 10-
The specific root length of 20cm soil layer increases 18% in 30d, increases in 50d and 70d unobvious.At conventional for 20-30cm soil layer
The specific root length increase of reason and the processing of root system conditioning products is not also significant.Thus illustrate: application Nanxiong purple soil root system conditioning products
The specific root length of root system in thin solum can be increased afterwards.
In conclusion application flue-cured tobacco root system conditioning products increase beetroot yield and specific root length simultaneously, i.e., in 0-20cm soil layer
Root density and total length in unit soil body product increase, and illustrate increasing substantially for lateral root number, this absorption to nutrient
Play facilitation.
Dynamic effects of the 3 Nanxiong purple soil flue-cured tobacco root system conditioning products of table to beetroot yield
Note: the different lowercases after the same growthdevelopmental stage data of same row indicate that the two difference is significant.
Dynamic effects of the 4 Nanxiong purple soil flue-cured tobacco root system conditioning products of table to specific root length
Note: the same growthdevelopmental stage of same row carries out otherness comparison.
Embodiment 4: field demonstration test
Chemical component and its ratio in tobacco leaf are to measure the important indicator of inherent quality of tobacco leaf, the conventional chemical in tobacco leaf
Component content has a major impact the fragrance of tobacco.Table 5 is it is found that application flue-cured tobacco root system conditioning products promote middle part tobacco leaf reduction
The accumulation of sugar, total reducing sugar and protein, but the increase of protein content is not significant；In terms of total nitrogen, the processing of root system conditioning products
It is obviously promoted effect than control treatment, but on total nicotine without influence.Sugared alkali ratio and nitrogen base ratio show as root system conditioning and produce
Product > control treatment.
Influence of the root system conditioning products of the invention of table 5 to middle part tobacco leaf (C3F) chemical component
After tobacco harvest baking, measures the yield of tobacco of each processing and calculated the output value according to local procurement price.It can from table 6
To find out, the yield increased processing of root system conditioning products processing is high by 10.32%；The output value increases up to 345.77 yuan.According to flue-cured tobacco
The amount of application of root system conditioning products calculates fertilizer cost, and then calculates ratio for input and output value, show that the production of root system conditioning products is thrown
Than up to 3.11.
Influence of the root system conditioning products of the invention of table 6 to yield of tobacco and the output value
The above embodiment is a preferred embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention,
It should be equivalent substitute mode, be included within the scope of the present invention.
Claims (7)
1. one kind be used for purple soil flue-cured tobacco root system conditioning products, it is characterised in that: including successively arrange from the inside to the outside fertile core, have
Machine nutritive substance layer and composite microbial nitride layer；
Effective component in the fertile core is a great number of elements n-p-k element, moderate-element calcium and magnesium element sulphur and microelement；
Nutriment in the organic nutrient substance layer is marine algae extract and low-molecular weight chitoglycan；
The complex microorganism is bacillus subtilis, bacillus amyloliquefaciens and bacillusmusilaginosiengineering；
Nitrogen is the compound of available nitrogen and slow-release nitrogen in a great number of elements n-p-k element；Potassium includes available potassium and sustained release
Potassium；
The low-molecular weight chitoglycan is the chitosan of 3000~4000Da of average molecular weight；
The preparation method of the marine algae extract, which includes the following steps: to crush seaweed, is made homogenate, and by homogenate: PPC is compound
Enzyme mass ratio is equal to 10000:2 and PPC complex enzyme is added, and concussion enzymatic hydrolysis, the supernatant being centrifuged after 4h are carried out in 45~55 DEG C
For seaweed extract；
A great number of elements N P and K, moderate-element calcium and magnesium sulphur and the microelement (70~85) in mass ratio: (10~20): (2
~5) it matches；
The microelement includes iron, manganese, copper, zinc, boron and molybdenum；
The content of the organic nutrient substance layer and the complex microorganism is as follows: every 1000g fertilizer core matches 0.6~0.7g
Marine algae extract, 0.019~0.02g low-molecular weight chitoglycan, 15~2,500,000,000 bacillus subtilises, 15~3,000,000,000 solution starch
Bacillus, 10~2,000,000,000 bacillusmusilaginosiengineerings；
N:P in a great number of elements n-p-k element2O5:K2O 3:2:4 in mass ratio proportion；
Ca:Mg:S 5:6:6 in mass ratio is matched in the moderate-element calcium and magnesium element sulphur；
The microelement is iron: manganese: copper: zinc: boron: mass ratio=1:1:1:4:1:0.2 of molybdenum.
2. being used for purple soil flue-cured tobacco root system conditioning products according to claim 1, it is characterised in that:
The source of the available nitrogen is urea；
The source of the slow-release nitrogen is ureaformaldehyde urea；
The source of the sustained release potassium is potassium alginate；
The source of the available potassium is at least one of potassium dihydrogen phosphate, potassium nitrate and potassium sulfate；
The available nitrogen and slow-release nitrogen 6:1 in mass ratio proportion；
The available potassium and the sustained release potassium 4:1 in mass ratio proportion.
3. being used for purple soil flue-cured tobacco root system conditioning products according to claim 1, it is characterised in that: the moderate-element calcium
The source of magnesium element sulphur is the composition that epsom salt and calcium nitrate are formed；
The source of the microelement is EDTA- zinc, EDTA- iron, EDTA- copper, EDTA- manganese, boric acid and ammonium molybdate；
The low-molecular weight chitoglycan is the chitosan of 3500 Da of average molecular weight.
4. being used for purple soil flue-cured tobacco root system conditioning products according to claim 1, it is characterised in that: also comprising for molding
Binder.
5. being used for the preparation method of purple soil flue-cured tobacco root system conditioning products described in any one of Claims 1 to 4, it is characterised in that packet
Include following steps:
(1) after first a great number of elements n-p-k element, moderate-element calcium and magnesium element sulphur and microelement being crushed, be sufficiently mixed, add
Enter binder to mix again, by extrusion granulation, is prepared into fertile slug particle；
(2) marine algae extract, low-molecular weight chitoglycan degradation solution and binder are mixed, obtains having sticking composite solution；
Composite degradation liquid is uniformly sprayed on fertile slug particle surface, forms one layer of organic nutrient substance layer on fertile slug particle surface；
(3) after the organic nutrient substance layer in step (2) is dry, binder is sprayed on its surface；Then it sprays again compound micro-
Biological bacterium solution, naturally dry obtain the flue-cured tobacco root system conditioning products for being exclusively used in purple soil；
Wherein, a great number of elements N P and K, moderate-element calcium and magnesium sulphur and microelement (70~85) in mass ratio: (10~15): (2
~5) it matches；Every 1000g fertilizer slug particle matches 0.6~0.7g marine algae extract, 0.019~0.02g low-molecular weight chitoglycan, 15
~25 hundred million bacillus subtilises, 15~3,000,000,000 bacillus amyloliquefaciens, 10~2,000,000,000 bacillusmusilaginosiengineerings.
6. being used for the preparation method of purple soil flue-cured tobacco root system conditioning products according to claim 5, it is characterised in that:
The binder is at least one of modified starch, hydroxyethyl cellulose, cellulose, xanthan gum and carragheen；
In the fertile core, the mass percentage of the binder is 0.02~0.03%；
In the organic nutrient substance layer, the mass percentage of the binder is 1.5~2%；
The diameter of the product is 3.3~5.5 mm, and individual particle weight is 0.15~0.22g；It is therein fertilizer core diameter be 3~
5mm。
7. being used for the application method of purple soil flue-cured tobacco root system conditioning products described in any one of Claims 1 to 4, it is characterised in that packet
Include following steps:
A, after tobacco seedlings are transplanted to purple soil, it will be used for the conditioning of purple soil flue-cured tobacco root system described in any one of Claims 1 to 4 and produce
Product impose on the root of tobacco seedlings, and every plant is applied 20；
B, in highland barley phase, purple soil flue-cured tobacco root system conditioning products will be used for described in any one of Claims 1 to 4 again and impose on cigarette
The root of seedling, every plant is applied 30.
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| CN108033830A (en) * | 2017-11-16 | 2018-05-15 | 田馨宇 | A kind of oxygen fertilizers for potted flowers and preparation method thereof, application |
| CN108218597A (en) * | 2018-04-17 | 2018-06-29 | 史丹利化肥遂平有限公司 | A kind of multiple-element long active fruit-specific fertilizer and preparation method thereof |
| CN109644808B (en) * | 2019-02-18 | 2021-11-02 | 宜宾市农业科学院 | Flue-cured tobacco seedling raising substrate and seedling raising method adopting substrate |
| CN110089320A (en) * | 2019-04-11 | 2019-08-06 | 饶超奇 | A kind of application method and its application of chitosan solution |
| CN110250209B (en) * | 2019-06-19 | 2021-05-28 | 云南省微生物发酵工程研究中心有限公司 | Microbial agent with function of preventing and treating mildew and rot of tobacco as well as preparation method and application of microbial agent |
| CN110256146A (en) * | 2019-06-24 | 2019-09-20 | 中国农业科学院农业资源与农业区划研究所 | A kind of slow-releasing granules compound fertilizer and preparation method thereof of stalk film forming |
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