CN106105752A - A kind of flue-cured tobacco fall nitrogen density upgrading cultural method - Google Patents
A kind of flue-cured tobacco fall nitrogen density upgrading cultural method Download PDFInfo
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- CN106105752A CN106105752A CN201610634460.9A CN201610634460A CN106105752A CN 106105752 A CN106105752 A CN 106105752A CN 201610634460 A CN201610634460 A CN 201610634460A CN 106105752 A CN106105752 A CN 106105752A
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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
- A01C21/005—Following a specific plan, e.g. pattern
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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
Abstract
The present invention provides a kind of flue-cured tobacco fall nitrogen density upgrading cultural method, use specific proportioning Fertilizer combination duplicate rows recessed ridge method for transplanting, fertilizer ratio is: the Sun Island compound fertilizer, soybean organic fertilizer of becoming thoroughly decomposed, middle cigarette multiple-effect biological fertilizer, the Sun Island cake fertilizer, potassium sulfate, base manure 70% applying in an amount;Residue 30% is topdressed and is applied;Use duplicate rows recessed ridge dislocation method for transplanting;In duplicate rows ridge, the line-spacing of two row cigarettes is 90 100 centimetres, and between ridge, line-spacing is 130 centimetres, and spacing in the rows is 50 centimetres, and on same ridge, two line interlacings are transplanted, and mu is planted about 1300 strains;Spread manuer in holes during transplanting Diammonium phosphate (DAP).Using the inventive method, middle part first-class cigarette output capacity is brought up to 38.8% by original 34.01%.More can meet industrial undertaking to Nicotiana tabacum L. topology requirement;Reduce amount of application of nitrogen fertilizer: mu executes purity nitrogen 5kg simultaneously;Increase Transplanting Density, improve yield, thus significantly improve economic benefit and social benefit, promote sustainable development of leaf tobacco production.
Description
Technical field
The present invention relates to a kind of flue-cured tobacco fall nitrogen density upgrading cultural method, belong to agricultural technology field.
Background technology
Current tobacco business is faced with the immense pressure of economic growth in development process, and social consumption space is the most progressively
Compression, economic growth persistence at a high speed is difficult to keep, the aspect such as product structure and yield the most all also exist certain problem and
Challenge.Therefore, the inevitable behave that supply side structural reform also will become in tobacco business development process, countries tobacco is special
Sell office repeatedly to hold a meeting and arrange supply side reform, change supply side is structural to central unified for thought and action
Come in the decision and deployment of leather, implement important reform in fields such as research and development of products, structural adjustment, optimization production capacities.
Along with supply side reform advances and the lifting of cigarette structure, Nicotiana tabacum L. demand structure there occurs change, the first-class cigarette of Nicotiana tabacum L.
The particularly first-class cigarette demand in middle part increases year by year, and the actual output rate of the first-class cigarette in middle part is less than industrial undertaking's demand, as
In the middle part of what raising, first-class cigarette output capacity becomes the Main Topics of current leaf tobacco production.
Summary of the invention
For middle part at present, first-class cigarette output capacity is low, can not meet industrial undertaking's problem to Nicotiana tabacum L. topology requirement, carries out
Research, proposes a kind of flue-cured tobacco fall nitrogen density upgrading cultural method, improves quality of tobacco, meet industrial undertaking's cigarette first-class to middle part
Demand, it is achieved water conservation, economize on water, collect the purposes such as rain, saving of labor, raising utilization rate of fertilizer and yield of tobacco quality, promotes leaf tobacco production
Sustainable development.
The technical scheme is that a kind of flue-cured tobacco fall nitrogen density upgrading cultural method comprises the steps:
Basal dressing: the Sun Island compound fertilizer 21 kgs/acre, soybean organic fertilizer of becoming thoroughly decomposed 17.5 kgs/acre, middle cigarette multiple-effect biological fertilizer
14 kgs/acre, 14 kgs/acre of the Sun Island cake fertilizer, potassium sulfate 14 kgs/acre;
Transplant: use duplicate rows recessed ridge dislocation method for transplanting;In duplicate rows ridge, the line-spacing of two row cigarettes is 90-100 centimetre, line-spacing between ridge
Being 130 centimetres, spacing in the rows is 50 centimetres, and on same ridge, two line interlacings are transplanted, and mu is planted about 1300 strains;Spread manuer in holes during transplanting Diammonium phosphate (DAP)
5 kgs/acre;
Topdress: topdress in transplanting 25 days;Mei Mushi the Sun Island compound fertilizer 9 kgs/acre, soybean organic fertilizer 7.5 of becoming thoroughly decomposed
Kg/acre, fertile 6 kgs/acre of middle cigarette multiple-effect biological, 6 kgs/acre of the Sun Island cake fertilizer, potassium sulfate 6 kgs/acre.
Described soybean organic fertilizer preparation method of becoming thoroughly decomposed:
(1) fresh soyabean and dry Semen sojae atricolor are pulverized standby respectively;
(2) adding water in crushing rear material respectively, moisture controls 60~65%;
(3) material after fermentation heap, fresh soyabean material and dry Semen sojae atricolor are pulverized is built on the fungus scattering limit, material limit after pulverizing
Build fermentation heap respectively;On heap, breathability covering is added a cover after building up;
(4) when building heap, temperature is 15 DEG C~20 DEG C;Temperature reaches more than 65 DEG C, and turning is once;Temperature control secondary occurs 65 DEG C
Time above, then carry out turning;And carry out being sufficiently mixed continuation fermentation by fresh soyabean fermentation heap and dry fermented soybean heap;Whenever
When temperature is more than 65 DEG C, then carry out turning;Altogether accumulative fermentation 50 days, the material after fermenting all in black or pitchy,
Soft, frangible, slightly fragrance or fermented flavour, airing can use.
After becoming thoroughly decomposed, soybean organic fertilizer nutritional labeling is as follows: nitrogen 8.6%, phosphorus 1.4%, potassium 2.4%, and organic 78.7%, ferrum,
The trace element such as zinc 8.9%.
The present invention uses specific proportioning Fertilizer combination duplicate rows recessed ridge method for transplanting, and more conventional method can be effectively improved under film soil
Earth temperature, early growth and quick tiller after promoting cigarette strain to plant, improves cigarette strain plant height, increases leaves number and maximum leaf area;Effectively collect sky
So rainfall, reduces moisture evaporation, increases soil moisture content, and water-saving moisturizing is respond well;Duplicate rows overlay film has repellent aphid, reduces
Aphed population, reduces the effect of the sick sickness rate of Aphid-borne virtises;After roasting, former cigarette presentation quality is all preferable, and roasting rear former cigarette is Fructus Citri tangerinae
Yellow, oil point has, blade construction is loose, identity is medium, colourity is strong;It is effectively improved per mu yield, average price and per mu yield value, increases tobacco grower and receive
Enter.
(1) the more conventional technology of the technology of the present invention is economized on water, saves time, is subtracted work, fall originally.Save irrigation water capacity 45%, improve
Irrigation efficiency, increases covered ground area, reduces moisture evaporation, it is to avoid broad irrigation, reduces tubers disease spread probability;
Weeding area in minimizing, reduces weeding recruitment cost;
(2) the technology of the present invention can effectively collect natural rainfall, reduces moisture evaporation, increases soil moisture content, water-saving moisturizing
Respond well.
(3) the recessed ridge of duplicate rows of the present invention achieves wide ridge, high ridge cultivation, and covering with ground sheeting area is big, the more conventional list of temperature under film
Ridge is transplanted high 1-3 DEG C, and cigarette strain early growth and quick tiller, well developed root system, disease resistance is strong.
(4) the duplicate rows recessed ridge optimal Transplanting Density of water saving cultivation technique is determined.Transplanting Density is row spacing 130cm, line-spacing 90-
100cm, spacing in the rows 50cm general performance is best.
(5) making nitrogen phosphoris and potassium fertilizer ratio is 1:1.5:3, and organic-inorganic nutrition ratio is: N 1:1-1.5, P1:8.5-9, K1:
8.5-9, the special fertilizer formula that price is relatively low.Reduce amount of application of nitrogen fertilizer: mu executes purity nitrogen 5kg, less than the 6-of former technology
8kg。
(6) the most important thing is, the inventive method can improve the first-class cigarette yield in middle part.Although prior art being related to double
The correlational study of row recessed ridge transplantation technique, but its purpose is provided to improve yield of tobacco and total quality.And the present invention is directed to
In the middle part of Nicotiana tabacum L., the actual output rate of first-class cigarette is less than industrial undertaking's demand, and research first draws first-class cigarette output capacity in the middle part of raising
Technical scheme.Using the inventive method, middle part first-class cigarette output capacity is brought up to 38.8% by original 34.01%.More can meet
Industrial undertaking, to Nicotiana tabacum L. topology requirement, significantly improves economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is flue-cured tobacco bitmap.
Fig. 2 is duplicate rows of the present invention recessed ridge schematic cross-sectional view.
Fig. 3 is duplicate rows of the present invention recessed ridge field production figure.
Fig. 4 is first-class cigarette output capacity contrast block diagram in the middle part of the inventive method and conventional method.
Fig. 5 is the inventive method and conventional method quality of tobacco comparison diagram.
Detailed description of the invention
Below in conjunction with concrete grammar and accompanying drawing, technical scheme and produced technique effect thereof are entered one
The elaboration of step, the description below is merely to explain the present invention, but is any limitation as the present invention never in any form, based on the present invention
Any conversion of training centre work or replacement, belong to protection scope of the present invention.
Method used in the present invention if no special instructions, is this area conventional method.Used by following embodiment
Test material, reagent etc., if no special instructions, the most commercially obtain.
Explanation of nouns
Nicotiana tabacum L. leaf position: blade adnation position in cigarette strain is referred to as leaf position, is divided into top, middle part, bottom, is subdivided into top
Leaf, upper two canopy leaves, waist leaf, lower two canopy leaves, foot leaf (Fig. 1).
First-class cigarette output capacity: the Nicotiana tabacum L. quantity meeting first-class cigarette prescription accounts for the ratio of all grade Nicotiana tabacum L. quantity, claims
For first-class cigarette output capacity, grade specifically include that middle Fructus Citri tangerinae one (C1F), middle Fructus Citri tangerinae two (C2F), middle Fructus Citri tangerinae three (C3F), middle lemon one (C1L),
Middle lemon two (C2L), upper Fructus Citri tangerinae one (B1F), upper Fructus Citri tangerinae two (B2F), upper lemon one (B1L), upper red one (B1R), complete ripeness one (H1F), lower Fructus Citri tangerinae
One (X1F).
The first-class cigarette output capacity in middle part: the Nicotiana tabacum L. quantity meeting the first-class cigarette prescription in middle part accounts for all grade Nicotiana tabacum L. quantity
Ratio, grade mainly includes middle Fructus Citri tangerinae one (C1F), middle Fructus Citri tangerinae two (C2F), middle Fructus Citri tangerinae three (C3F), middle lemon one (C1L), middle lemon two (C2L).
Upper smoke ratio: upper leaf quantity accounts for the ratio of Nicotiana tabacum L. quantity.
1 one kinds of flue-cured tobacco fall nitrogen density upgrading cultural methods of embodiment, step is as follows:
The most wholely: within first 7 days, carry out ploughing deeply sunning the earth which has been ploughed up by vega in fertilising, remove weeds and flatten, without big soil block;
B. basal dressing: it is 5kg that flue-cured tobacco executes pure nitrogen level by mu, and the ratio of npk fertilizer is N:P2O5:K2O=1:1.5:3;
Specifically, Mei Mushi the Sun Island compound fertilizer 30 kilograms, soybean organic fertilizer of becoming thoroughly decomposed 25 kilograms, fertile 20 kilograms of middle cigarette multiple-effect biological, too
20 kilograms of sun island cake fertilizer, potassium sulfate 20 kilograms calculating, 70% in an amount applies;The method of basal dressing is ditching-fertilizing, will too
Yang Dao compound fertilizer, soybean organic fertilizer, bio-fertilizer, the Sun Island cake fertilizer, potassium sulfate make base manure, and when ridging, wall scroll applies, degree of depth 15-
20cm。
C. ridging: transplant first about 20 days ridgings, about 15 days the most annual April.By 2.2 meters of ditching, ridgings, often
Ditch plays two ridges, high 20 25cm in ridge, and slightly to central authorities' shallow ridges inclination, (centre on the recessed ridge of duplicate rows is less than planting cigarette row 8 for face, ridge, both sides
12cm), make ridge body cross section in " spill " (Fig. 2), it is therefore an objective to collect rainwater and from moisturizing hole to soil in ridge by film upper recess surface
Earth supplements.Being cultivation cigarette row at figure medium wave peak, in duplicate rows ridge, the line-spacing of two row cigarettes is 90-100cm, is 130cm, i.e. between ridge
Use wide-narrow row planting.
In duplicate rows ridge, the line-spacing of two row cigarettes is 90-100 centimetre, and between ridge, line-spacing is 130 centimetres, uses wide-narrow row planting, ripple
Cultivation cigarette row it is at peak.Spacing in the rows is 50 centimetres, and on same ridge, two line interlacings are transplanted, and mu is planted about 1300 strains.
D. moisture in the soil overlay film is fitted:
After ridging, fertilising, suitable moisture in the soil epiphragma, general moisture is advisable less than maxmun field capacity 50%-60%.Epiphragma
Afterwards with a small amount of soil press mold at central authorities' shallow ridges, make film be close to face, ridge, a preemergence herbicide before epiphragma, can be sprayed in face, ridge.
With wide 2.2m, the mulch film of thick 0.015-0.02mm carries out duplicate rows and combines ridge entirety overlay film, and full ridge body covers;
E. field-transplanting: according to cigarette district ecoclimate feature, determining transplanting time, use little transplantation of seedlings, culturable standard is pressed:
110cm*50cm-55cm, beats diameter 8-10cm on protruding crest face, degree of depth 19-21cm, top 11-13cm, bottom 6-8cm,
Transplanting hole in cone;Tobacco seedlings is transplanted in transplanting hole, Diammonium phosphate (DAP) of spreading manuer in holes during transplanting 5 kgs/acre;Educating of described tobacco seedlings
Seedling-growing method uses conventional seedbed system method.
According to precipitation event after transplanting, bottom central authorities' shallow ridges, beat moisturizing hole.5 centimetres of aperture, ground, gentle slope pitch-row is 55-60
Centimetre, steep hillslope pitch-row is 25-30 centimetre, after moisturizing hole is accomplished fluently, is obturaged in aperture with soil.If soil moisture content is not enough, moisturizing hole
Can arrange in advance.
F. field management: topdress in transplanting 25 days, beats 10cm deep on protruding crest face at cigarette strain 15-20cm
Topdress hole, remaining 30% base manure fertilizer is watered and applies, with the tight fertilizer applying hole of grave after fertilising;
G. field management measure: leaves remained 16, other are carried out according to sound tobacco field management technology regulatory requirements.
Embodiment 2 is become thoroughly decomposed the preparation of soybean organic fertilizer
(1) fresh soyabean and dry Semen sojae atricolor are pulverized standby respectively;
(2) adding water in crushing rear material respectively, moisture controls 60~65%;The method judging moisture: hands is grabbed
One material, it is seen that watermark is not still dripped, and lands and can scatter.
(3) fermentation heap is built on material limit fungus scattering (strain and consumption the use this area conventional method) limit after pulverizing,
Fermentation heap built respectively by material after fresh soyabean material and dry Semen sojae atricolor are pulverized;General 1.5 meters high of fermentation heap, wide 2 meters, cumulative volume
It is not less than 3 cubes.On heap, add a cover breathability covering after building up, shading should be accomplished, take shelter from rain.
(4) when building heap, temperature is 15 DEG C~20 DEG C;Temperature reaches more than 65 DEG C, and turning is once;Temperature control secondary occurs 65 DEG C
Time above, then carry out turning.And carry out being sufficiently mixed continuation fermentation by fresh soyabean fermentation heap and dry fermented soybean heap.Whenever
When temperature is more than 65 DEG C, then carry out turning, altogether accumulative fermentation 50 days, the material after fermenting all in black or pitchy,
Soft, frangible, slightly fragrance or fermented flavour, airing can use.
After becoming thoroughly decomposed, soybean organic fertilizer nutritional labeling is as follows: nitrogen 8.6%, phosphorus 1.4%, potassium 2.4%, and organic 78.7%, ferrum,
The trace element such as zinc 8.9%.
Experimental example 1. water conservation and moisture-holding Contrast on effect
Under conditions of soil moisture content is consistent, compare two kinds of different planting irrigation water capacities, watering time, recruitment one-tenth
Main water saving index such as this grade.
The different cultivation technique single of table 1 waters water conservation and moisture-holding effectiveness comparison
Being found out by table 1, more conventional single ridge, the recessed ridge of duplicate rows irrigation water capacity every mu saves 10.59m3, for routine list ridge water
The 55% of amount;Few 0.36 hour/mu of watering time, efficiency of watering increases by more than 50;Recruitment cost 6.25 yuan.
Analyzing reason, duplicate rows recessed ridge planting type irrigation water is directly permeated in hole by flowing water on film, through cigarette strain
Root, and flowing water speed is more faster than conventional single ridge.
In general, under the precondition that soil moisture content is consistent, duplicate rows recessed ridge planting type decreases irrigation water
Amount, saves watering time, reduces recruitment cost, and water conservation and moisture-holding, this is the most respond well to subtract work fall.Experimental example 2 different cultivation skill
Water temperature effect study under art film
With routine list ridge transplanting method for comparison, taking plot experiment method, completely random community arranges, and repeats for three times,
Every community six row, measures 0,10,20,30,40,50,60 days lower 15 centimetres of soil temperature in ridge after different disposal is transplanted with Hygrothermograph
Humidity, compares the difference about index between different disposal, and flue-cured tobacco is produced the impact of matter by research duplicate rows recessed ridge cultivation technique.
The impact of water temperature effect under 0,10,20,30,40,50,60 days films after table 2 cultivation
Temperature aspect under film, under the film of duplicate rows recessed ridge, temperature is above conventional single ridge, improves 0.7 DEG C-2.2 DEG C.Analyze former
Cause, owing to overlay film area ratio routine list ridge, duplicate rows recessed ridge adds 20%, sunlight irradiated area increases, and is more beneficial for improving under film
The soil moisture.
Soil moisture content aspect, the soil moisture content of duplicate rows recessed ridge cultivation, higher than conventional single ridge cultivation, analyzes reason, duplicate rows
Recessed ridge collection rain is effective, it is possible to make full use of natural rainfall, increases soil moisture content, and light rain becomes moderate rain, plays stronger guarantor
Water effect.
The different cultivation technique of experimental example 3 is on the impact of different times economical character after flue-cured tobacco cultivation
With routine list ridge for comparison, compare with the inventive method, the ratio of different times economical character after flue-cured tobacco is planted
As shown in table 3 compared with result.
The different cultivation technique of table 3 is on the impact of different times economical character after flue-cured tobacco cultivation
From table, the cultivation of duplicate rows recessed ridge processes the economical characters such as different times plant height, leaves number, maximum leaf area and refers to
Mark is considerably better than control treatment, particularly a group phase (25d, 35d), prosperous long mid-term (45d) plant height, the number of sheets and maximum leaf area etc.
Indices differs greatly, and flat-top phase difference is less.As can be seen here, the cultivation of duplicate rows recessed ridge processes relatively comparison and can effectively facilitate cigarette strain
Early growth and quick tiller after cultivation, increases leaves number and maximum leaf area.A situation arises to cigarette strain disease for experimental example 4 different cultivation technique
Impact
With routine list ridge for comparison, comparing with the inventive method, on cigarette strain disease, a situation arises affects result such as table 4
Shown in.
The different cultivation technique of table 4 is on the Tobacco Diseases impact that a situation arises (representing with disease index)
Integrated comparative, the cultivation of duplicate rows recessed ridge processes marmor upsilon (PVY), tobacco mosaic virus (TMV) (TMV), wildfire, angle
It is low that pinta, rust disease refer to that relatively common cultivation processes, and analyzes reason, is likely to be due to duplicate rows recessed ridge cultivation technique covering with ground sheeting area
More conventional process is big, and repellent aphid effect is preferable, decreases Aphed population, reduces the morbidity chance that Aphid-borne virtises is sick.
The different cultivation technique impact on former cigarette presentation quality of experimental example 5
With routine list ridge for comparison, compare with the inventive method, former cigarette presentation quality is affected result such as table 5 institute
Show.
Former cigarette presentation quality after table 5 different planting is roasting
Process | Color | Colourity | Oil point | Blade construction | Identity |
The recessed ridge of duplicate rows | Orange | By force | Have | Loose | Medium |
Comparison | Orange | In | Have | Loose | Medium |
Different cultivation techniques are shown in Table 5 to the impact of roasting rear former cigarette presentation quality, from table, and former cigarette outward appearance after two process are roasting
Quality is all preferable, roasting after former cigarette be orange, oily point have, blade construction is loose, identity is medium, only in terms of colourity, duplicate rows is recessed
It is the strongest that ridge cultivation processes relatively control treatment colourity.
The impact on flue-cured tobacco economic characters of experimental example 6 different planting
With routine list ridge for comparison, compare with the inventive method, flue-cured tobacco economic characters are affected result such as table 6 institute
Show.
The impact on flue-cured tobacco economic characters of table 6 different planting
Integrated comparative, the cultivation of duplicate rows recessed ridge processes each economic targets such as per mu yield, average price, per mu yield value and upper moderate proportions
Being superior to control treatment, per mu yield is 145.30 jin, average price is 23.79 yuan/and, per mu yield value reaches 3456.69 yuan/mu, more general
Logical cultivation processes 3291.42 yuan and exceeds 165.27 yuan.
Brief summary: to sum up analysis result shows, the more conventional comparison in the recessed ridge of duplicate rows can be effectively improved the soil moisture under film, promotes cigarette
Early growth and quick tiller after strain cultivation, improves cigarette strain plant height, increases leaves number and maximum leaf area;Effectively collect natural rainfall, reduce water
Dividing evaporation, increase soil moisture content, water-saving moisturizing is respond well;Duplicate rows overlay film has repellent aphid, decreases Aphed population, fall
The effect of the sickness rate that low Aphid-borne virtises is sick;After roasting, former cigarette presentation quality is all preferable, roasting after former cigarette be orange, oily point have, leaf
Chip architecture is loose, identity is medium, colourity is strong;It is effectively improved per mu yield, average price and per mu yield value, increases tobacco grower's income.
Experimental example 7,
2015 in 9 the cigarette station promotion and implementation in Linyi City Fei County the inventive method, added up after the inventive method implements
With the leading indicator situation (table 7) of (the most former conventional method) before enforcement.
In terms of statistical result, middle part first-class cigarette output capacity is brought up to 38.8% (Fig. 4) by original 34.01%.Can by Fig. 5
Seeing, it is preferable that the cultivation of duplicate rows recessed ridge processes former cigarette presentation quality, roasting after former cigarette be orange, oily point have, blade construction is loose, in identity
Deng, and the more former method of colourity is strong.
Economic benefit:
Investigation compares the economic benefit of two prescription methods, and through statistics, the inventive method more former conventional method per mu yield increases
1.1kg, middle part first-class cigarette ratio improves 4.79%, and upper smoke ratio reduces by 7.9%, and average price improves 2.4 yuan, and per mu yield value increases
394.6 yuan, the cost 41.4 yuan that deduction fertilizer increases, tobacco grower every mu increases income 353.2 yuan, improves quality of tobacco, increases
Tobacco grower's benefit, meets the general requirement of modern tobacco agriculture " upgrading potentiation ", and within 2015, the whole county promotes 1985 mu, increases cigarette and plants
Cigarette takes in 70.1 ten thousand yuan.
Social benefit:
Enrich full nutrition soy bean fertilizer, it is achieved that organic-inorganic nutrition rational proportion, have found vega " soil conservation "
New method, promotes sustainable development of leaf tobacco production, offers reference for multi-form agriculture " soil conservation ".
Duplicate rows recessed ridge dislocation cultivation technique, adds tobacco planting density, improves vega space utilization to greatest extent
Rate and land use rate.
Claims (4)
1. a flue-cured tobacco fall nitrogen density upgrading cultural method, is characterized in that, comprise the steps:
Basal dressing: the Sun Island compound fertilizer 21 kgs/acre, soybean organic fertilizer of becoming thoroughly decomposed 17.5 kgs/acre, fertile 14 public affairs of middle cigarette multiple-effect biological
Pound/acre, 14 kgs/acre of the Sun Island cake fertilizer, potassium sulfate 14 kgs/acre;
Transplant: use duplicate rows recessed ridge dislocation method for transplanting;In duplicate rows ridge, the line-spacing of two row cigarettes is 90-100 centimetre, and between ridge, line-spacing is
130 centimetres, spacing in the rows is 50 centimetres, and on same ridge, two line interlacings are transplanted, and mu plants 1300 strains;Diammonium phosphate (DAP) of spreading manuer in holes during transplanting 5 kilograms/
Mu;
Topdress: topdress in transplanting 25 days;Mei Mushi the Sun Island compound fertilizer 9 kgs/acre, soybean organic fertilizer of becoming thoroughly decomposed 7.5 kilograms/
Fertile 6 kgs/acre of mu, middle cigarette multiple-effect biological, 6 kgs/acre of the Sun Island cake fertilizer, potassium sulfate 6 kgs/acre.
2. as claimed in claim 1 flue-cured tobacco fall nitrogen density upgrading cultural method, is characterized in that, described in become thoroughly decomposed soybean organic fertilizer nutrition
Composition is as follows: nitrogen 8.6%, phosphorus 1.4%, potassium 2.4%, and organic 78.7%, trace element 8.9%.
3. as claimed in claim 1 or 2 flue-cured tobacco fall nitrogen density upgrading cultural method, is characterized in that, described in become thoroughly decomposed soybean organic fertilizer
Preparation method step is as follows:
(1) fresh soyabean and dry Semen sojae atricolor are pulverized standby respectively;
(2) adding water in crushing rear material respectively, moisture controls 60~65%;
(3) material after fermentation heap, fresh soyabean material and dry Semen sojae atricolor are pulverized is built respectively in the fungus scattering limit, material limit after pulverizing
Build fermentation heap;On heap, breathability covering is added a cover after building up;
(4) when building heap, temperature is 15 DEG C~20 DEG C;Temperature reaches more than 65 DEG C, and turning is once;Temperature control secondary occurs more than 65 DEG C
Time, then carry out turning;And carry out being sufficiently mixed continuation fermentation by fresh soyabean fermentation heap and dry fermented soybean heap;Whenever temperature
Time more than 65 DEG C, then carry out turning;Altogether accumulative fermentation 50 days, the material after fermenting is all in black or pitchy, feel
Softness, frangible, slightly fragrance or fermented flavour, airing can use.
4. flue-cured tobacco fall nitrogen density upgrading cultural method as described in claim 1-3 is arbitrary, is characterized in that, concrete steps include:
The most wholely: within first 7 days, carry out ploughing deeply sunning the earth which has been ploughed up by vega in fertilising, remove weeds and flatten, without big soil block;
B. basal dressing: it is 5kg that flue-cured tobacco executes pure nitrogen level by mu, and the ratio of npk fertilizer is N:P2O5:K2O=1:1.5:3;Specifically
It is, Mei Mushi the Sun Island compound fertilizer 30 kilograms, soybean organic fertilizer of becoming thoroughly decomposed 25 kilograms, middle cigarette multiple-effect biological fertile 20 kilograms, the Sun Island
20 kilograms of cake fertilizer, potassium sulfate 20 kilograms calculating, 70% in an amount applies;The method of basal dressing is ditching-fertilizing, by the Sun Island
Compound fertilizer, soybean organic fertilizer, bio-fertilizer, the Sun Island cake fertilizer, potassium sulfate make base manure, and when ridging, wall scroll applies, degree of depth 15-
20cm;
C. ridging: transplant first about 20 days ridgings, about 15 days the most annual April;By 2.2 meters of ditching, ridgings, every ditch rises
Article two, ridge, high 20 25cm in ridge, face, ridge, both sides slightly tilts to central authorities' shallow ridges;The centre on the recessed ridge of duplicate rows is less than and plants cigarette row 8 12cm,
Make ridge body cross section in " spill ", it is therefore an objective to collect rainwater by film upper recess surface and supplement to soil in ridge from moisturizing hole;
In duplicate rows ridge, the line-spacing of two row cigarettes is 90-100 centimetre, and between ridge, line-spacing is 130 centimetres, uses wide-narrow row planting, at crest
It is cultivation cigarette row;Spacing in the rows is 50 centimetres, and on same ridge, two line interlacings are transplanted, and mu is planted about 1300 strains;
D. moisture in the soil overlay film is fitted:
After ridging, fertilising, suitable moisture in the soil epiphragma, general moisture is advisable less than maxmun field capacity 50%-60%;Use after epiphragma
A small amount of soil is press mold at central authorities' shallow ridges, makes film be close to face, ridge, can spray a preemergence herbicide before epiphragma in face, ridge;
With wide 2.2m, the mulch film of thick 0.015-0.02mm carries out duplicate rows and combines ridge entirety overlay film, and full ridge body covers;
E. field-transplanting: according to cigarette district ecoclimate feature, determining transplanting time, use little transplantation of seedlings, culturable standard is pressed: 110cm*
50cm-55cm, beats diameter 8-10cm, degree of depth 19-21cm, top 11-13cm on protruding crest face, and bottom 6-8cm, in circular cone
The transplanting hole of body;Tobacco seedlings is transplanted in transplanting hole, Diammonium phosphate (DAP) of spreading manuer in holes during transplanting 5 kgs/acre;
According to precipitation event after transplanting, bottom central authorities' shallow ridges, beat moisturizing hole;5 centimetres of aperture, ground, gentle slope pitch-row is 55-60 li
Rice, steep hillslope pitch-row is 25-30 centimetre, after moisturizing hole is accomplished fluently, is obturaged in aperture with soil;If soil moisture content is not enough, moisturizing hole can
Arrange in advance;
F. field management: topdress in transplanting 25 days, plays deep the topdressing of 10cm on protruding crest face at cigarette strain 15-20cm
Hole, is watered remaining 30% base manure fertilizer and applies, with the tight fertilizer applying hole of grave after fertilising;
G. field management measure: leaves remained 16, other are carried out according to sound tobacco field management technology regulatory requirements.
Priority Applications (1)
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Cited By (3)
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CN110973683A (en) * | 2019-11-15 | 2020-04-10 | 山东临沂烟草有限公司 | Method for improving aroma content of tobacco leaves and tobacco leaves with high aroma content |
CN113317156A (en) * | 2021-05-26 | 2021-08-31 | 山东潍坊烟草有限公司 | Nitrogen-reducing synergistic flue-cured tobacco optimized cultivation technology |
CN114902925A (en) * | 2022-05-13 | 2022-08-16 | 山东农业大学 | High-yield planting method for intercropping flue-cured tobacco and purple perilla |
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CN103782788A (en) * | 2014-02-28 | 2014-05-14 | 湖北省烟草公司恩施州公司 | Double-row concave type combined ridge tobacco transplant method |
CN103798046A (en) * | 2014-02-25 | 2014-05-21 | 毕节市烟草公司威宁县分公司 | Flue-cured tobacco cultivation method resisting spring drought |
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CN101438657A (en) * | 2008-12-12 | 2009-05-27 | 贵州省烟草公司遵义市公司 | Fire-cured tobacco cultivation technique mode by concave double-ridge plastic membrane mulching during whole breeding season |
CN103798046A (en) * | 2014-02-25 | 2014-05-21 | 毕节市烟草公司威宁县分公司 | Flue-cured tobacco cultivation method resisting spring drought |
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CN110973683A (en) * | 2019-11-15 | 2020-04-10 | 山东临沂烟草有限公司 | Method for improving aroma content of tobacco leaves and tobacco leaves with high aroma content |
CN113317156A (en) * | 2021-05-26 | 2021-08-31 | 山东潍坊烟草有限公司 | Nitrogen-reducing synergistic flue-cured tobacco optimized cultivation technology |
CN114902925A (en) * | 2022-05-13 | 2022-08-16 | 山东农业大学 | High-yield planting method for intercropping flue-cured tobacco and purple perilla |
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