CN101946622A - Method for cultivating cigar wrapper tobacco leaves - Google Patents
Method for cultivating cigar wrapper tobacco leaves Download PDFInfo
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- CN101946622A CN101946622A CN2010102698005A CN201010269800A CN101946622A CN 101946622 A CN101946622 A CN 101946622A CN 2010102698005 A CN2010102698005 A CN 2010102698005A CN 201010269800 A CN201010269800 A CN 201010269800A CN 101946622 A CN101946622 A CN 101946622A
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Abstract
The invention discloses a method for cultivating cigar wrapper tobacco leaves, comprising the following steps: selecting a first crop field; adjusting the pH value of the soil to 5.5-6.5; making ridges, applying base fertilizer, and disinfecting; mixing the seeds with fine sand after the seeds are disinfected, soaked and accelerated germination; evenly sowing the seeds on the surfaces of seedbeds; laying sunshade nets on the seedbeds; keeping the water-holding capacity of the seedbeds according to different growth periods; preparing the tobacco field before transplanting the tobacco seedlings; applying the base fertilizer through deeply ploughing the tobacco field; ditching planting ditches and transplanting; laying the sunshade nets; keeping the water-holding capacity of the tobacco field according to the different growth periods; pruning top when the tobacco seedlings grow until the rachides grow out; harvesting the tobacco leaves one by one according to the parts from bottom to top after the tobacco leaves grow proper mature, so as to obtain high-quality tobacco leaves. By adopting an overshadow planting technique, the method of the invention can plant out the tobacco leaves with open and flat leaf surface, moderate thickness, thin leaf veins, low damage degree and darker color; the tobacco leaves conform to the requirement of top-grade cigar wrapper tobacco leaves, thus the method has positive significance in the cigar industry development of China.
Description
Technical field
The invention belongs to field of plant growing technology, specifically is a kind of cultivation method of cigar exoperidium tobacco leaf.
Background technology
Cigar is a kind of special cigarette product, have that strength is big, mellow plentiful, the jealous fragrant hardship of fragrance is sweet thoroughly, the T/N amount is few, to human body harm than characteristics such as regular-size cigarette are little, consumption is in the international market in recent years keeping ascendant trend always, and the speed with annual 5%～8% increases fast.Cigar is divided into eggplant clothing (exoperidium tobacco leaf), eggplant cover (endoperidium cigarette) and eggplant core (core leaf) by its purposes, and wherein cigar exoperidium tobacco leaf requires to be of moderate size, and is leaf wide, and blade is thin, and quality is smooth, and color and luster is even; Train of thought is calm, organize fine and closely woven, good springiness, it is even, complete to burn, and does not influence fragrant jealous (grade scale such as the following table) of core cigarette.Have only at present a few countries such as Cuba, Dominica, Ecuador, the U.S., Indonesia, Honduras can production high-quality cigar exoperidium tobacco leaf and eggplant core in the world wide.
Cigar exoperidium cigarette grade scale
There is bigger breach in the cigar supply of raw material always on the international market at present, make great efforts the one after another Related product of exploitation cigar of each big tobacco transnational group of the world, especially the plantation of cigar exoperidium tobacco leaf is (under the normal yield, cigar exoperidium yield of tobacco is at 60～80kg/ mu), and in the part countries and regions (as the Connecticut State of the U.S.) obtained good effect, but, because soil condition and weather conditions that the plantation of high-quality tobacco leaf need suit, require harsh to weather and technical conditions, but also exist fund input bigger, factors such as quality of tobacco instability have seriously blocked the development already of cigar exoperidium tobacco leaf planting.
China is with a vast territory, and abundant tobacco resource and various soil, weather conditions are arranged.The plantation of cigar tobacco mainly concentrate on the Yangtze river basin and on the south the area, as Hainan, Sichuan, Zhejiang, Guangdong, Jiangxi, Guangxi, Yunnan, Guizhou, satisfied the demand of domestic market to a certain extent to cigar, but because the original backwardness of planting technology, especially cigar exoperidium yield of tobacco is low to cause China's cigar raw material, quality is low, and producing the used exoperidium tobacco leaf of high-grade cigar needs seriously to have restricted the development of China's cigar industry from external import.Find also there is not the pertinent literature of cigar exoperidium cigarette planting technology at present by retrieval.
Summary of the invention
The cultivation method that the purpose of this invention is to provide a kind of cigar exoperidium tobacco leaf, by selection to grow seedlings ground, breeding temperature etc., take the planting technology of sheltering from heat or light, can plant the tobacco leaf that smoke face is open and flat, thickness is moderate, tiny, the damaged degree of muscle arteries and veins is little, color is suitable, meet the requirement of high-grade cigar exoperidium tobacco leaf, be the development of China's cigar industry source that furnishes ample material.
The technical solution adopted in the present invention:
A kind of cultivation method of cigar exoperidium tobacco leaf, comprise grow seedlings ground selection and handling procedure, the program of growing seedlings, field management program, its step is as follows:
1, grow seedlings ground selection and handling procedure
Select leeward on the sunny side, physical features is smooth, soil layer is deep, well-drained chloride ion content below 3mg/100g soil, the content of organic matter greater than 2%, N: P: K=1: 1: 2～3 livings stub land, adjustment soil pH to 5.5～6.5; Specification with long 1000cm, wide 100cm plays furrow, the standard that applies 200～300 kilograms of farmyard manures, 1.5 kilograms of Nitrogen, Phosphorus and Potassium by every furrow farmyard manure, Nitrogen, Phosphorus and Potassium are executed on the seedbed and with the seedbed soil mixing of raking.Press 3kg/m then
2Standard is sprayed onto 1000 times of liquid of phoxim, 50 times of liquid of formalin on the seedbed and carries out disinfection respectively.
Described living stub land is earth sandy soil or sandy loam.
2, grow seedlings and cigarette seedling hypervisor
With medicining liquid dipping seed 10～15 minutes, taking out the water of putting into 20～25 ℃ after cleaning soaked 7～9 hours, then seed being placed temperature is that 25～28 ℃, humidity are vernalization under 60%～70% the environment, treat seed reveal mouth germinate the back under 25～28 ℃ temperature environment with fine sand and seed ratio mixing, again by every 10m by weight fine sand: seed=1kg: 1.0g～1.5g
2The standard of seeding in nursery bed 2～3g with the seed uniform broadcasting in the surface, seedbed; Laying degree of shading is 65%～75% shading screen on the seedbed, treat behind the seed sprouting to open in 20 days shading screen, during keep the seedbed water-holding capacity according to the different growing stage of cigarette seedling: phase I, seeding stage (being called the seeding stage when rough leaf occurs from being seeded into) seedbed soil water content remain on 65%～75% of field capacity; Second stage, cross phase (when the 3rd true leaf occurs, during the mutual crisscross of first and second sheet true leaf and two cotyledons, being called the cross phase) seedbed soil water content remains on 75%～85% of field capacity; Phase III, stretch the root phase (seedling bears the 7th true leaf from the 3rd true leaf and bears and end, and is called the phase of taking root) seedbed soil water content and remain on 60～70% of field capacity; Quadravalence section, one-tenth seedling stage (bear the cigarette seedling from the 7th true leaf and only be suitable for transplanting the land for growing field crops, be called into seedling stage) water less, based on control water hardening, improve cigarette seedling resistance against disadvantage, and the seedbed soil water content remains on 50～60% of field capacity.
Described thimerosal is 2% formalin solution or 1% copper-bath.
In order to cultivate well-grown strong sprout, being mixed with concentration in tobacco seedling growth period with composite fertilizer is 2%～4% liquid manure, the standard of watering liquid manure 25～35kg by per 10 square metres of seedbeds sprays 1～2 time, spray behind the liquid manure again with fresh water spraying so that the residual solution in blade face is rinsed well, prevent residual solution injury cigarette seedling.
3, field management program
The cigarette transplantation of seedlings was being put in order vega before the land for growing field crops in 25～30 days, comprise and level land, deep plough, carefully harrow, apply base manure by ploughing deeply vega then, clay fertilizer is melted mutually, the base manure sowing amount: 800～1200 kilograms/mu of barnyard manure (farmyard manure), 20～30 kilograms/mu of composite fertilizers, 10～20 kilograms/mu in cake fertilizer; Opening plantation by the line-spacing of 100～110cm, 6～8 true leaves, stem is high 8～12 centimetres, the leaf look dark green healthy and strong cigarette seedling will be arranged behind the ditch is every mu 1500～2100 strain with planting density, and line-spacing is 100～110cm, and spacing in the rows is that the planting patterns of 30～40cm is transplanted; Plantation back 10～15 days imposes Nitrogen, Phosphorus and Potassium by 25 kilograms/mu standard, lays shade density in 14～18 days and be 65%～75% shading screen on the land for growing field crops, and the standard by 30 kilograms/mu imposed Nitrogen, Phosphorus and Potassium in 25～30 days; Different growing stage according to the cigarette seedling keeps the vega water-holding capacity during this time: (1) also will have sufficient soil moisture supply seedling stage, increase soil moisture, impel the cigarette seedling early to take root, early go back seedling, improve survival rate, this phase soil moisture content should reach 70%～80% of maximum field capacity; (2) stretch the root phase and will suitably control moisture, keep 55%～65% of maxmun field capacity, impel the cigarette root to develop to vertical-depth; (3) prosperous is maximum period of the most vigorous and dry-matter accumulation of tobacco growing for a long time, and water consumption sharply increases, and this phase must be strengthened irrigating, and fully supplies water, and keeps 75%～85% of maxmun field capacity; (4) maturing stage also should suitably be controlled moisture, keeps 60%～70% of maxmun field capacity, impels the formation of the ripe and fine quality of tobacco leaf, prevents excess moisture and causes and turn green.Pinch when floral axis goes out when the cigarette seedling is long, staying the number of sheets after pinching is 22～24; Treat behind the tobacco leaf proper mature (ripe) to gather by leaf from bottom to top and can obtain tobacco leaf by the position.
Deep ploughing degree of depth when described vega is put in order is between 25～30cm.
The present invention is by the selection to grow seedlings ground, breeding temperature etc., take the planting technology of sheltering from heat or light, can plant the tobacco leaf that smoke face is open and flat, thickness is moderate, tiny, the damaged degree of muscle arteries and veins is little, color is darker, meet the requirement of high-grade cigar exoperidium tobacco leaf, for the development of China's cigar industry has positive effect.
Embodiment
The present invention will be further described below by embodiment, but be not limited only to embodiment.
Embodiment one
1, grow seedlings ground selection and processing
Select leeward on the sunny side, physical features is smooth, soil layer is deep, the well-formed, loose fertile, draining good, near the water source, away from the earth sandy soil in vegetable garden and village as the seedbed, chloride ion content is 2.5mg/100g soil, the content of organic matter greater than 3%, N: P: K=1: 1: 2, adjust soil pH to 6.0 with pulverized limestone, specification with long 1000cm, wide 100cm plays furrow, the standard that applies 250 kilograms of farmyard manures, 1.5 kilograms of Nitrogen, Phosphorus and Potassium by every furrow farmyard manure, Nitrogen, Phosphorus and Potassium are executed on the seedbed and with the seedbed soil mixing of raking.Press 3kg/m then
2Standard is sprayed onto 1000 times of liquid of phoxim, 50 times of liquid of formalin on the seedbed and carries out disinfection respectively.
2, grow seedlings and cigarette seedling management
Formalin solution with 2% soaked seed 15 minutes, taking out the water of putting into 22 ℃ after cleaning soaked 8 hours, then seed being placed temperature is that 26 ℃, humidity are vernalization under 65% the environment, treat seed reveal Zi, one of the lunar mansions germinate the back under 25 ℃ temperature environment with fine sand and seed ratio mixing, again by every 10m by weight fine sand: seed=1kg: 1g
2The standard of seeding in nursery bed 3g with the seed uniform broadcasting in the surface, seedbed; On the seedbed, lay degree of shading and be 70% shading screen, treat behind the seed sprouting to open in 20 days shading screen, during keep the seedbed water-holding capacity according to the different growing stage of cigarette seedling: phase I, seeding stage seedbed soil water content remain on 65% of field capacity; Second stage, cross phase seedbed soil water content remain on 78% of field capacity; Phase III, stretch root phase seedbed soil water content and remain on 65% of field capacity; Quadravalence section, one-tenth seedbed soil water content in seedling stage remain on 55% of field capacity.
3, field management
Transplant and before 30 days vega was put in order, the deep ploughing degree of depth is between 25～30cm, applies base manure by ploughing deeply vega then, the base manure sowing amount: 1000 kilograms/mu of barnyard manure, 25 kilograms/mu of composite fertilizers, 15 kilograms/mu in cake fertilizer; Opening plantation by the line-spacing of 100～110cm, 6～8 true leaves, stem is high 8～12 centimetres, the leaf look dark green healthy and strong cigarette seedling will be arranged behind the ditch is every mu 1800 strain with planting density, and line-spacing is 105cm, and spacing in the rows is that the planting patterns of 35cm is transplanted; Plant and imposed Nitrogen, Phosphorus and Potassium by 25 kilograms/mu standard in back 13 days, laid degree of shading in 16 days and be 70% shading screen on the land for growing field crops, the standard by 30 kilograms/mu imposed Nitrogen, Phosphorus and Potassium in 28 days; Different growing stage according to the cigarette seedling keeps the vega water-holding capacity during this time: (1) also seedling stage, the vega water content kept 70%～80% of maxmun field capacity; (2) stretch root phase vega and keep 55%～65% of maxmun field capacity; (3) prosperous long-term vega keeps 75% of maxmun field capacity; (4) the maturing stage vega keeps 60%～70% of maxmun field capacity.Pinch when floral axis goes out when the cigarette seedling is long, staying the number of sheets after pinching is 23; Treat behind the tobacco leaf proper mature (ripe) to gather by leaf from bottom to top and can obtain high-quality tobacco leaf by the position.
The tobacco leaf of plucking is sorted out detection, the results list table 1.
Table 1
Embodiment two
1, grow seedlings ground selection and processing
Select leeward on the sunny side, physical features is smooth, soil layer is deep, the well-formed, loose fertile, draining good, near the water source, away from the sandy loam in vegetable garden and village as the seedbed, chloride ion content 2.0mg/100g soil, the content of organic matter greater than 3%, N: P: K=1: 1: 2.5, adjust soil pH to 5.8 with pulverized limestone, specification with long 1000cm, wide 100cm plays furrow, the standard that applies 200 kilograms of farmyard manures, 1.5 kilograms of Nitrogen, Phosphorus and Potassium by every furrow farmyard manure, Nitrogen, Phosphorus and Potassium are executed on the seedbed and with the seedbed soil mixing of raking.Press 3kg/m then
2Standard is sprayed onto 1000 times of liquid of phoxim, 50 times of liquid of formalin on the seedbed and carries out disinfection respectively.
2, grow seedlings and cigarette seedling management
Copper-bath with 1% soaked seed 10 minutes, taking out the water of putting into 25 ℃ after cleaning soaked 9 hours, then seed being placed temperature is that 28 ℃, humidity are vernalization under 60% the environment, treat seed reveal Zi, one of the lunar mansions germinate the back under 28 ℃ temperature environment with fine sand and seed ratio mixing, again by every 10m by weight fine sand: seed=1kg: 1.2g
2The standard of seeding in nursery bed 2g with the seed uniform broadcasting in the surface, seedbed; On the seedbed, lay degree of shading and be 65% shading screen, treat behind the seed sprouting to open in 20 days shading screen, during keep the seedbed water-holding capacity according to the different growing stage of cigarette seedling: phase I, seeding stage seedbed soil water content remain on 70% of field capacity; Second stage, cross phase seedbed soil water content remain on 80% of field capacity; Phase III, stretch root phase seedbed soil water content and remain on 62% of field capacity; Quadravalence section, one-tenth seedbed soil water content in seedling stage remain on 53% of field capacity.Being mixed with concentration in tobacco seedling growth period with composite fertilizer is 3% liquid manure, and the standard of watering liquid manure 30kg by per 10 square metres of seedbeds sprays 1 time, uses fresh water spraying again after spraying liquid manure.
3, field management
Transplant and before 30 days vega was put in order, the deep ploughing degree of depth is between 25～30cm, applies base manure by ploughing deeply vega then, the base manure sowing amount: 900 kilograms/mu of barnyard manure, 25 kilograms/mu of composite fertilizers, 15 kilograms/mu in cake fertilizer; Opening plantation by the line-spacing of 100～110cm, 6～8 true leaves, stem is high 8～12 centimetres, the leaf look dark green healthy and strong cigarette seedling will be arranged behind the ditch is every mu 1500 strain with planting density, and line-spacing is 110cm, and spacing in the rows is that the planting patterns of 40cm is transplanted; Plant and imposed Nitrogen, Phosphorus and Potassium by 25 kilograms/mu standard in back 15 days, laid degree of shading in 17 days and be 75% shading screen on the land for growing field crops, the standard by 30 kilograms/mu imposed Nitrogen, Phosphorus and Potassium in 26 days; Different growing stage according to the cigarette seedling keeps the vega water-holding capacity during this time: (1) also seedling stage, the vega water content kept 70%～80% of maxmun field capacity; (2) stretch root phase vega and keep 55%～65% of maxmun field capacity; (3) prosperous long-term vega keeps 80% of maxmun field capacity; (4) the maturing stage vega keeps 60%～70% of maxmun field capacity.Pinch when floral axis goes out when the cigarette seedling is long, staying the number of sheets after pinching is 24; Treat behind the tobacco leaf proper mature (ripe) to gather by leaf from bottom to top and can obtain high-quality tobacco leaf by the position.
The tobacco leaf of plucking is sorted out detection, the results list table 2.
Table 2
Embodiment three
1, grow seedlings ground selection and processing
Select leeward on the sunny side, physical features is smooth, soil layer is deep, the well-formed, loose fertile, draining good, near the water source, away from the sandy loam in vegetable garden and village as the seedbed, chloride ion content 2.5mg/100g soil, the content of organic matter greater than 2.5%, N: P: K=1: 1: 3, adjust soil pH to 6.3 with pulverized limestone, specification with long 1000cm, wide 100cm plays furrow, the standard that applies 300 kilograms of farmyard manures, 1.5 kilograms of Nitrogen, Phosphorus and Potassium by every furrow farmyard manure, Nitrogen, Phosphorus and Potassium are executed on the seedbed and with the seedbed soil mixing of raking.Press 3kg/m then
2Standard is sprayed onto 1000 times of liquid of phoxim, 50 times of liquid of formalin on the seedbed and carries out disinfection respectively.
2, grow seedlings and cigarette seedling management
Copper-bath with 1% soaked seed 13 minutes, taking out the water of putting into 23 ℃ after cleaning soaked 9 hours, then seed being placed temperature is that 25 ℃, humidity are vernalization under 70% the environment, treat seed reveal Zi, one of the lunar mansions germinate the back under 25 ℃ temperature environment with fine sand and seed ratio mixing, again by every 10m by weight fine sand: seed=1kg: 1.5g
2The standard of seeding in nursery bed 2g with the seed uniform broadcasting in the surface, seedbed; On the seedbed, lay degree of shading and be 75% shading screen, treat behind the seed sprouting to open in 20 days shading screen, during keep the seedbed water-holding capacity according to the different growing stage of cigarette seedling: phase I, seeding stage seedbed soil water content remain on 75% of field capacity; Second stage, cross phase seedbed soil water content remain on 85% of field capacity; Phase III, stretch root phase seedbed soil water content and remain on 70% of field capacity; Quadravalence section, one-tenth seedbed soil water content in seedling stage remain on 60% of field capacity.Being mixed with concentration in tobacco seedling growth period with composite fertilizer is 2% liquid manure, and the standard of watering liquid manure 30kg by per 10 square metres of seedbeds sprays 2 times, uses fresh water spraying again after spraying liquid manure.
3, field management
Transplant and before 30 days vega was put in order, the deep ploughing degree of depth is between 25～30cm, applies base manure by ploughing deeply vega then, the base manure sowing amount: 1100 kilograms/mu of barnyard manure, 30 kilograms/mu of composite fertilizers, 20 kilograms/mu in cake fertilizer; Opening plantation by the line-spacing of 100～110cm, 6～8 true leaves, stem is high 8～12 centimetres, the leaf look dark green healthy and strong cigarette seedling will be arranged behind the ditch is every mu 2100 strain with planting density, and line-spacing is 100cm, and spacing in the rows is that the planting patterns of 30cm is transplanted; Plant and imposed Nitrogen, Phosphorus and Potassium by 25 kilograms/mu standard in back 15 days, laid degree of shading in 18 days and be 65% shading screen on the land for growing field crops, the standard by 30 kilograms/mu imposed Nitrogen, Phosphorus and Potassium in 30 days; Different growing stage according to the cigarette seedling keeps the vega water-holding capacity during this time: (1) also seedling stage, the vega water content kept 70%～80% of maxmun field capacity; (2) stretch root phase vega and keep 55%～65% of maxmun field capacity; (3) prosperous long-term vega keeps 85% of maxmun field capacity; (4) the maturing stage vega keeps 60%～70% of maxmun field capacity.Pinch when floral axis goes out when the cigarette seedling is long, staying the number of sheets after pinching is 22; Treat behind the tobacco leaf proper mature (ripe) to gather by leaf from bottom to top and can obtain high-quality tobacco leaf by the position.
The tobacco leaf of plucking is sorted out detection, the results list table 3.
Table 3
Conclusion: vega output is moderate, the high-quality tobacco leaf proportion height of being gathered in the crops, and the tobacco leaf cigarette face is open and flat, thickness is moderate, and the muscle arteries and veins is tiny, and damaged degree is little, and color is darker, meets the requirement of high-grade cigar exoperidium cigarette.
Claims (5)
1. the cultivation method of a cigar exoperidium tobacco leaf is characterized in that, comprises selection and handling procedure, the program of growing seedlings, the field management program on the ground of growing seedlings, and its step is as follows:
1), grow seedlings ground selection and handling procedure
Select leeward on the sunny side, physical features is smooth, soil layer is deep, well-drained chloride ion content below 3mg/100g soil, the content of organic matter greater than 2%, N: P: K=1: 1: 2～3 livings stub land, adjustment soil pH to 5.5～6.5; Specification with long 1000cm, wide 100cm plays furrow, the standard that applies 200～300 kilograms of farmyard manures, 1.5 kilograms of Nitrogen, Phosphorus and Potassium by every furrow farmyard manure, Nitrogen, Phosphorus and Potassium are executed on the seedbed and with the seedbed soil mixing of raking.Press 3kg/m then
2Standard is sprayed onto 1000 times of liquid of phoxim, 50 times of liquid of formalin on the seedbed and carries out disinfection respectively;
2), grow seedlings and seedling field hypervisor
With medicining liquid dipping seed 10～15 minutes, taking out the water of putting into 20～25 ℃ after cleaning soaked 7～9 hours, then seed being placed temperature is that 25～28 ℃, humidity are vernalization under 60%～70% the environment, treat seed reveal Zi, one of the lunar mansions germinate the back under 25～28 ℃ temperature environment with fine sand and seed ratio mixing, again by every 10m by weight fine sand: seed=1kg: 1.0g～1.5g
2The standard of seeding in nursery bed 2～3g with the seed uniform broadcasting in the surface, seedbed; Laying degree of shading is 65%～75% shading screen on the seedbed, treat behind the seed sprouting to open in 20 days shading screen, during keep the seedbed water-holding capacity according to the different growing stage of cigarette seedling: phase I, seeding stage seedbed soil water content remain on 65%～75% of field capacity; Second stage, cross phase seedbed soil water content remain on 75%～85% of field capacity; Phase III, stretch root phase seedbed soil water content and remain on 60～70% of field capacity; Quadravalence section, one-tenth seedbed soil water content in seedling stage remain on 50～60% of field capacity;
3), field management program
The cigarette transplantation of seedlings was being put in order vega before the land for growing field crops in 25～30 days, comprise and level land, deep plough, carefully harrow, apply base manure by ploughing deeply vega then, clay fertilizer is melted mutually, the base manure sowing amount: 800～1200 kilograms/mu of barnyard manure, 20～30 kilograms/mu of composite fertilizers, 10～20 kilograms/mu in cake fertilizer; Opening plantation by the line-spacing of 100～110cm, 6～8 true leaves, stem is high 8～12 centimetres, the leaf look dark green healthy and strong cigarette seedling will be arranged behind the ditch is every mu 1500～2100 strain with planting density, and line-spacing is 100～110cm, and spacing in the rows is that the planting patterns of 30～40cm is transplanted; Plantation back 10～15 days imposes Nitrogen, Phosphorus and Potassium by 25 kilograms/mu standard, lays degree of shading in 14～18 days and be 65%～75% shading screen on the land for growing field crops, and the standard by 30 kilograms/mu imposed Nitrogen, Phosphorus and Potassium in 25～30 days; Different growing stage according to the cigarette seedling keeps the vega water-holding capacity during this time: (1) also seedling stage, the vega water content kept 70%～80% of maxmun field capacity; (2) stretch root phase vega and keep 55%～65% of maxmun field capacity; (3) prosperous long-term vega keeps 75%～85% of maxmun field capacity; (4) the maturing stage vega keeps 60%～70% of maxmun field capacity; Pinch when floral axis goes out when the cigarette seedling is long, staying the number of sheets after pinching is 22～24; Treat behind the tobacco leaf proper mature (ripe) to gather by leaf from bottom to top and can obtain tobacco leaf by the position.
2. cultivation method according to claim 1 is characterized in that: described living stub land is earth sandy soil or sandy loam.
3. cultivation method according to claim 1 is characterized in that: described thimerosal is 2% formalin solution or 1% copper-bath.
4. cultivation method according to claim 1, it is characterized in that: being mixed with concentration in seedling field management period with composite fertilizer is 2%～4% liquid manure, the standard of watering liquid manure 25～35kg by per 10 square metres of seedbeds sprays 1～2 time, uses fresh water spraying again after spraying liquid manure.
5. cultivation method according to claim 1 is characterized in that: the deep ploughing degree of depth when described vega is put in order is between 25～30cm.
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| CN110692478A (en) * | 2019-11-13 | 2020-01-17 | 四川省烟草公司达州市公司 | Cigar tobacco cultivation method for one-plant production of eggplant-coated tobacco leaves and eggplant-cored tobacco leaves |
| CN111567349A (en) * | 2020-06-29 | 2020-08-25 | 郑州轻工业大学 | Cigar tobacco field shading device and using method thereof |
| CN112931917A (en) * | 2021-04-23 | 2021-06-11 | 中国农业科学院烟草研究所 | Method for manufacturing cigar coat |
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| CN116138126A (en) * | 2022-09-07 | 2023-05-23 | 湖北省烟草科学研究院 | Cigar cover cultivation method based on mountain natural shading |
| CN116235763A (en) * | 2021-12-07 | 2023-06-09 | 贵州中烟工业有限责任公司 | Tobacco seedling transplanting method |
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| CN102487694A (en) * | 2011-12-10 | 2012-06-13 | 云南中烟工业有限责任公司 | Tobacco cultivation method for reducing heavy metal content in tobacco leaves |
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| CN110692478A (en) * | 2019-11-13 | 2020-01-17 | 四川省烟草公司达州市公司 | Cigar tobacco cultivation method for one-plant production of eggplant-coated tobacco leaves and eggplant-cored tobacco leaves |
| CN110692478B (en) * | 2019-11-13 | 2021-10-08 | 四川省烟草公司达州市公司 | Cigar tobacco cultivation method for one-plant production of eggplant-coated tobacco leaves and eggplant-cored tobacco leaves |
| CN111567349A (en) * | 2020-06-29 | 2020-08-25 | 郑州轻工业大学 | Cigar tobacco field shading device and using method thereof |
| CN112931917A (en) * | 2021-04-23 | 2021-06-11 | 中国农业科学院烟草研究所 | Method for manufacturing cigar coat |
| CN116235763A (en) * | 2021-12-07 | 2023-06-09 | 贵州中烟工业有限责任公司 | Tobacco seedling transplanting method |
| CN116235763B (en) * | 2021-12-07 | 2024-06-04 | 贵州中烟工业有限责任公司 | Tobacco seedling transplanting method |
| CN115250856A (en) * | 2022-07-12 | 2022-11-01 | 湖北省烟草科学研究院 | Production method for improving yield of tobacco coat on middle upper part of cigar tobacco leaves |
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| CN116138126A (en) * | 2022-09-07 | 2023-05-23 | 湖北省烟草科学研究院 | Cigar cover cultivation method based on mountain natural shading |
| CN116138126B (en) * | 2022-09-07 | 2023-10-13 | 湖北省烟草科学研究院 | Cigar cover cultivation method based on mountain natural shading |
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