CN103947431A - Method for culturing seedlings with strong taproots in tobacco cultivation - Google Patents
Method for culturing seedlings with strong taproots in tobacco cultivation Download PDFInfo
- Publication number
- CN103947431A CN103947431A CN201410195520.2A CN201410195520A CN103947431A CN 103947431 A CN103947431 A CN 103947431A CN 201410195520 A CN201410195520 A CN 201410195520A CN 103947431 A CN103947431 A CN 103947431A
- Authority
- CN
- China
- Prior art keywords
- seedling
- tobacco
- cigarette
- water
- seedlings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention discloses a method for culturing seedlings with strong taproots through transplantation. In the method, by restricting a root system to grow in one direction within a certain space, the thick and strong degree of the taproots and the number of lateral roots are increased, so that damage to tobacco seedlings during transplanting is minimized; by adopting a water-limiting and fertilizer-controlling seedling-hardening technology, the tobacco seedlings grow in the semi-arid environment, so that the resistance of the tobacco seedlings is improved, advantages of the root systems of the tobacco seedlings are given full play to, the yield and the quality of tobacco leaves are improved, meanwhile, the rejuvenating period of the tobacco seedlings after being transplanted into a field is shortened, and the effective growth and development time is prolonged.
Description
Technical field
The invention belongs to plant cultivation field, be specifically related to one and grow tobacco and cultivate main root seedling-cultivating method in strong sprout.
Background technology
Sound tobacco " when few rich always come poor, front short after control " the disciplinarian request cigarette transplantation of seedlings of nourishing and growing after as far as possible minimizing go back seedling stage, rapid early growth and quick tiller.Cultivate the cigarette seedling that main root is sturdy and lateral root number is many, after the transplantation of seedlings of increase cigarette, the nutrient absorption of root system, effectively promotes cigarette strain early growth and quick tiller, does sth. in advance the climate and other natural phenomena of a season, increases income.Due to well developed root system, improved Nutrient Absorption speed and speed again, cigarette strain plant height, stem girth, leaf area increase, and field growing way is with the obvious advantage, for the column of smoke land for growing field crops middle and later periods grows and won effective light, heat condition.
Summary of the invention
The object of the present invention is to provide a kind of transplant main root seedling-cultivating method in strong sprout, k-index to a direction growth, increases the sturdy degree of main root in certain space, increases lateral root number, and the damage of cigarette seedling when transplanting minimized.Adopt the fertile hardening technology of control of restricting water supply simultaneously, cigarette seedling is grown under semiarid environment, increase the resistance of cigarette seedling, give full play to the root system advantage of cigarette seedling, improve yield of tobacco and quality, shorten the seedling-slowing stage that cigarette transplantation of seedlings enters land for growing field crops simultaneously, extend effective growth and development time.
For achieving the above object, the concrete steps that the present invention takes are as follows:
(1) select to grow seedlings place;
(2) the grow seedlings preparation of material: described in the material of growing seedlings comprise seedling medium, tubular type seedling-cultivating tray, tobacco seedling special nutrient fluid, seed, simple seedling raising hut, loess; The hole of described tubular type seedling-cultivating tray is cylindrical, and bore is about 2cm, high 10cm, and tube wall and bottom are provided with water control hole; Described seedling medium is for to be mixed in 7: 3 ratios by commodity seedling medium and fresh pollution-free loess, and loess needs the sieve with 1-5 milli before use; Described seed is tobacco Pelleted Germinating Seeds;
(3) before sowing, prepare: in the cave of growing seedlings, fill seedling medium, be filled to from the about 1cm of mouth of pipe place;
(4) sowing: seedling-cultivating tray installs after matrix, broadcasts 1-2 grain seed in each cave, tubular type seedling-cultivating tray is directly put into the furrow face of putting in order with loess;
(5) water: after balance completes, with spraying facility, supply water, guarantee capsuled seed cracking, improve emergence rate;
(6) water management: cigarette seedling emerge before every day water and once keep soil humidity to be beneficial to cigarette seedling emerging to tobacco seedling growth to the grand cross phase, grand cross after date waters once with watering can for every three days, keeps soil partial desiccation, soil coheres and does not lump;
(7) nutrient management: while watering at every turn, in watering can by nutrient solution and clear water according to a certain volume example be formulated as mixed liquor and be sprayed on cigarette seedling blade face;
(8) temperature treatment: control the little temperature of shed of simple seedling raising at 20 ℃～28 ℃; Emerge to the grand cross phase and should take insulation as main, temperature of shed during lower than 15 ℃, should cover tightly film; Temperature, should be aeration-cooling in time during higher than 30 ℃;
(9) thinning and final singling: seedling, final singling during little cross, guarantee every cave one seedling, cigarette seedling size is evenly;
(10) leaf-cutting: according to circumstances cigarette seedling is carried out to leaf-cutting control seedling in transplanting in front ten days, generally cut off the blade that is no more than half area.
The standard in described strong sprout is: the sturdy pliable and tough not frangibility of cane, the thick 1.2～1.6cm of stem; Leaf colour shading is moderate, and without damage by disease and insect, growing way is neatly vigorous, 5～7 of true leaves; Well developed root system, main root is strong and long, and lateral root number is many, becomes 70～80 days seedling stages.
The invention has the beneficial effects as follows:
1, because cigarette shoot root system is grown in a columnar region, by control seedling stage required moisture and seedling management thereof, k-index longitudinal growth, increase the sturdy degree of main root, increase lateral root number, the damage to root system while reducing cigarette transplantation of seedlings, reduces tubers virus infection chance.
2, the present invention is fertile by control water control, by intermittent water application hardening technology, cigarette seedling is remained under semiarid environment and grow, under the condition that guarantees the necessary moisture of root growth, reached again the object of hardening, the cigarette shoot root growing out is sturdy, is transplanted into that to return seedling behind land for growing field crops rapid.
3, tobacco to transplant limit root seedling-cultivating method be according to offspring geotropism, to fertilizer, hydrotropism's principle, grow seedlings behind cave being implanted into, only need spray clear water with watering can, without topdressing, upper-controlling-lower-promoting, reduces leaf-cutting number of times, cultivates anosis nothing and hinders strong sprout.
4, this Technology Integration water-raising of flue-cured tobacco seedling technology, the flatness on ground is required lower, after transplanting in the grand cross phase, only need spray clear water, without topdressing, effectively avoid matrix salt marsh, cigarette seedling well developed root system, cane is sturdy, seedling-slowing stage is short and growing way is vigorous.
5, the present invention is actual in conjunction with tobacco seedling, and the method for the k-index direction of growth after transplanting that proposes is first cultivated cigarette seedling, has certain frontier nature and novelty.Be proven, this seedling-cultivating method is compared traditional seedling-cultivating method and aspect economic benefit and social benefit, is had certain advantage:
(1) saving is grown seedlings and is added water fertilising recruitment
Now moistening growing seedlings adopts nutrient solution fertilizer practice mostly, at whole nursery stage, will add fertile 2～5 times, if heat is dry, moisture evaporation is fast, will increase number of water especially, wastes time and energy.This seedling-cultivating method was implanted into and grows seedlings after cave slow seedling in the cigarette seedling grand cross phase, only need on cigarette seedling blade face, spray with watering can the mixed liquor of a small amount of clear water and nutrient solution, and a small amount of time of single use can complete the large-area water fertilising that adds, and reduces labour cost.
(2) save fertilizer and water resource
The availability of nutrient solution fertilising is generally lower and moisture evaporation is fast, utilize this seedling-cultivating method, keep the nutrient of cigarette seedling root growth necessity in seedling-cultivating tray, and make cigarette seedling all the time in semiarid environment, improve the availability of nutrient solution and water, reduced the usage amount of nutrient solution and water.
(3) quality of tobacco obviously improves
Tradition seedling-cultivating method, cigarette shoot root system is very easily through seedling-cultivating tray below aperture, and lateral root is few, root growth is unordered, root system fracture below hole when transplanting, the damage of cigarette seedling, is unfavorable for cultivating anosis strong sprout, this technology is grown by k-index and is controlled the method for water control fertilizer, not only guaranteed the necessary nutrient of cigarette seedling root growth and moisture, and by the method, reached the object of hardening, the cigarette shoot root of cultivating is out sturdy, return rapidly, reach the standard that anosis nothing is hindered strong sprout.
(4) tubers disease in flue-cured tobacco land for growing field crops reduces
This technology is pricked by controlling under root system, and wound quantity while reducing cigarette transplantation of seedlings meanwhile, by the hardening technology in early stage, has guaranteed that cigarette transplantation of seedlings enters that to return seedling behind land for growing field crops rapid, improves cigarette strain resistance, promotes cigarette strain growth, reduces the chance that infects of tubers pathogen.
Accompanying drawing explanation
Fig. 1 cigarette seedling inserts loess design sketch after being implanted into the cave of growing seedlings
Fig. 2-1 cigarette seedling design sketch after root system development in the cave of growing seedlings, Fig. 2-2 cigarette seedling design sketch after root system development in the cave of growing seedlings
Fig. 3 cigarette seedling root system development effect contrast figure in the cave of growing seedlings, from the left side, start the first five for being implanted into the cigarette seedling of growing seedlings the root system development of cave, first, the right is not adopt the common cigarette seedling of the cultivation that is implanted into the cave of growing seedlings, can find out that the cigarette seedling main root that adopts main root seedling method in strong sprout to obtain is sturdy and long, lateral root number is many, root system is lower bundle in order, and the cigarette seedling main root of common seedling method is not obvious, and root growth direction is confusing.
Embodiment
For achieving the above object, the concrete steps that the present invention takes are as follows:
1, the grow seedlings selection in place
Grow seedlings place should be chosen in leeward on the sunny side, physical features is smooth, has a good transport service, and has source of clean water, the free of contamination place of growing seedlings of surrounding;
2, the grow seedlings preparation of goods and materials
The preparation of material of growing seedlings mainly comprises seedling medium, tubular type seedling-cultivating tray, tobacco seedling special nutrient fluid, seed, simple seedling raising hut, loess:
(1) tubular type seedling-cultivating tray, for polystyrene processes, has certain mechanical strength; Specification is 60cm * 33cm, and 100 holes/dish is cylindrical, the about 2cm of bore, and high 10cm, tube wall and bottom are provided with water control hole;
(2) seedling medium is mixed in 7: 3 ratios by commodity seedling medium and fresh pollution-free loess, and loess needs the sieve with 1-5 milli before use;
(3) tobacco seedling special nutrient fluid is the tobacco seedling special nutrient fluid of supplying on market;
(4) seed, adopts the tobacco Pelleted Germinating Seeds of buying then;
(5) simple seedling raising hut, simple seedling raising hut main material is bamboo cane and iron wire, and the end is 2m * 1.3m, and height is the arch hut of 60cm, upper cover 2m film;
(6) loess, is used clean free of contamination yellow soil;
3, before sowing, prepare: in the cave of growing seedlings, filler has commodity seedling medium and fresh pollution-free loess to mix in 7: 3 ratios, is filled to from mouth of pipe 1cm place;
4, sowing: seedling-cultivating tray installs after matrix, broadcasts 1-2 grain seed in each cave, tubular type seedling-cultivating tray is directly put into the furrow face of putting in order with loess, and after planting effect as shown in Figure 1;
5, water: after balance completes, with spraying facility, supply water, guarantee capsuled seed cracking, improve emergence rate;
6, water management: cigarette seedling emerge before every day water and once keep soil humidity to be beneficial to cigarette seedling emerging to tobacco seedling growth to the grand cross phase, grand cross after date waters once with watering can for every three days, keep soil partial desiccation, be that soil coheres and do not lump, if heat, the sun can suitably increase water spray frequency more greatly;
7, nutrient management: while at every turn watering, be to be formulated as mixed liquor at 1: 300 to be sprayed on cigarette seedling blade face in nutrient solution and clear water ratio in watering can;
8, temperature treatment:
Control the little temperature of shed of simple seedling raising at 20 ℃～28 ℃;
Emerge to the grand cross phase: take and be incubated as main, temperature of shed during lower than 15 ℃, should cover tightly film; Temperature, should be aeration-cooling in time during higher than 30 ℃;
The grand cross phase is to seedling: in simple seedling raising hut, take insulation as main, temperature of shed during lower than 15 ℃, should cover tightly film; Temperature, should be aeration-cooling in time during higher than 35 ℃;
9, thinning and final singling: seedling, final singling during little cross, guarantee every cave one seedling, cigarette seedling size is evenly;
10, leaf-cutting: according to circumstances cigarette seedling is carried out to leaf-cutting control seedling in transplanting in front ten days, generally cut off the blade that is no more than half area.
11, strong sprout standard: the sturdy pliable and tough not frangibility of cane, the thick 1.2～1.6cm of stem; Leaf colour shading is moderate, and without damage by disease and insect, growing way is neatly vigorous, 5～7 of true leaves; Well developed root system, main root is strong and long, and lateral root number is many, becomes 70～80 days seedling stages.
Claims (2)
1. one grow tobacco and cultivate main root seedling-cultivating method in strong sprout, it is characterized in that the method is comprised of following methods:
(1) select to grow seedlings place;
(2) the grow seedlings preparation of material: described in the material of growing seedlings comprise seedling medium, tubular type seedling-cultivating tray, tobacco seedling special nutrient fluid, seed, simple seedling raising hut, loess; The hole of described tubular type seedling-cultivating tray is cylindrical, and bore is about 2cm, high 10cm, and tube wall and bottom are provided with water control hole; Described seedling medium is for to be mixed in 7: 3 ratios by commodity seedling medium and fresh pollution-free loess, and loess needs the sieve with 1-5 milli before use; Described seed is tobacco Pelleted Germinating Seeds;
(3) before sowing, prepare: in the cave of growing seedlings, fill seedling medium, be filled to from the about 1cm of mouth of pipe place;
(4) sowing: seedling-cultivating tray installs after matrix, broadcasts 1-2 grain seed in each cave, tubular type seedling-cultivating tray is directly put into the furrow face of putting in order with loess;
(5) water: after balance completes, with spraying facility, supply water, guarantee capsuled seed cracking, improve emergence rate;
(6) water management: cigarette seedling emerge before every day water and once keep soil humidity to be beneficial to cigarette seedling emerging to tobacco seedling growth to the grand cross phase, grand cross after date waters once with watering can for every three days, keeps soil partial desiccation, soil coheres and does not lump;
(7) nutrient management: while watering at every turn, in watering can by nutrient solution and clear water according to a certain volume example be formulated as mixed liquor and be sprayed on cigarette seedling blade face;
(8) temperature treatment: control the little temperature of shed of simple seedling raising at 20 ℃～28 ℃; Emerge to the grand cross phase and should take insulation as main, temperature of shed during lower than 15 ℃, should cover tightly film; Temperature, should be aeration-cooling in time during higher than 30 ℃;
(9) thinning and final singling: seedling, final singling during little cross, guarantee every cave one seedling, cigarette seedling size is evenly;
(10) leaf-cutting: according to circumstances cigarette seedling is carried out to leaf-cutting control seedling in transplanting in front ten days, generally cut off the blade that is no more than half area.
2. tobacco as claimed in claim 1 is cultivated main root seedling-cultivating method in strong sprout, and the standard in described strong sprout is: the sturdy pliable and tough not frangibility of cane, the thick 1.2～1.6cm of stem; Leaf colour shading is moderate, and without damage by disease and insect, growing way is neatly vigorous, 5～7 of true leaves; Well developed root system, main root is strong and long, and lateral root number is many, becomes 70～80 days seedling stages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410195520.2A CN103947431A (en) | 2014-05-04 | 2014-05-04 | Method for culturing seedlings with strong taproots in tobacco cultivation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410195520.2A CN103947431A (en) | 2014-05-04 | 2014-05-04 | Method for culturing seedlings with strong taproots in tobacco cultivation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103947431A true CN103947431A (en) | 2014-07-30 |
Family
ID=51324909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410195520.2A Pending CN103947431A (en) | 2014-05-04 | 2014-05-04 | Method for culturing seedlings with strong taproots in tobacco cultivation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103947431A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108605776A (en) * | 2018-04-19 | 2018-10-02 | 陈郑盟 | A kind of experimental method that different illumination intensity influences seedling growth and development |
| CN113349227A (en) * | 2021-05-12 | 2021-09-07 | 湖南省烟草公司株洲市公司 | Tobacco seed germination-promoting stress-resistant seedling-strengthening composition, preparation and use method |
| CN114342767A (en) * | 2022-01-17 | 2022-04-15 | 中国农业科学院烟草研究所(中国烟草总公司青州烟草研究所) | Two-section type fixed-point plant-positioning carpet type seedling raising method for tobacco |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102511333A (en) * | 2011-12-16 | 2012-06-27 | 山东临沂烟草有限公司 | Root-limiting direct-sowing tobacco seedling tray and root-limiting direct-sowing tobacco seedling raising method |
| CN103518562A (en) * | 2013-10-21 | 2014-01-22 | 马莹 | Assembled tobacco seedling culturing system |
-
2014
- 2014-05-04 CN CN201410195520.2A patent/CN103947431A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102511333A (en) * | 2011-12-16 | 2012-06-27 | 山东临沂烟草有限公司 | Root-limiting direct-sowing tobacco seedling tray and root-limiting direct-sowing tobacco seedling raising method |
| CN103518562A (en) * | 2013-10-21 | 2014-01-22 | 马莹 | Assembled tobacco seedling culturing system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108605776A (en) * | 2018-04-19 | 2018-10-02 | 陈郑盟 | A kind of experimental method that different illumination intensity influences seedling growth and development |
| CN113349227A (en) * | 2021-05-12 | 2021-09-07 | 湖南省烟草公司株洲市公司 | Tobacco seed germination-promoting stress-resistant seedling-strengthening composition, preparation and use method |
| CN113349227B (en) * | 2021-05-12 | 2022-06-17 | 湖南省烟草公司株洲市公司 | Tobacco seed germination-promoting stress-resistant seedling-strengthening composition, preparation and use method |
| CN114342767A (en) * | 2022-01-17 | 2022-04-15 | 中国农业科学院烟草研究所(中国烟草总公司青州烟草研究所) | Two-section type fixed-point plant-positioning carpet type seedling raising method for tobacco |
| CN114342767B (en) * | 2022-01-17 | 2023-08-22 | 中国农业科学院烟草研究所(中国烟草总公司青州烟草研究所) | Two-section fixed-point fixed-plant blanket seedling raising method for tobacco |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102812838B (en) | Propagation method of camellia amplexicaulis cohen stuart by using shoot cutting | |
| CN102972166B (en) | Cultivation method for broccoli | |
| CN103609278B (en) | A kind of watermelon in sunlight greenhouse cultivation method | |
| CN101946661B (en) | Industrial fast breeding method for white tea | |
| CN102113445B (en) | Method for raising seedlings of Pinus kesiya var.langbianensis by efficient twig cuttage propagation | |
| CN105210635A (en) | A kind of honeysuckle cuttage and seedling culture method | |
| CN103477858A (en) | Cherry tomato planting method | |
| CN102498842A (en) | Method for producing virus-free potato breeder's stock | |
| CN102763550A (en) | High-yield summer corn cultivation method | |
| CN102960174A (en) | Method for breeding and cultivating Taxus chinensis var mairei through asexual cuttage | |
| CN103766126B (en) | Method for rapidly culturing tea tree seedlings in numerically-controlled greenhouse | |
| CN107182686A (en) | A kind of yield-increasing cultivation method of peach | |
| CN104255261A (en) | Good-quality and high-yield cultivation method of radix puerariae | |
| CN110122297A (en) | A kind of two sections of container seedling culture methods of apocarya | |
| CN105766310A (en) | Method for raising seedlings out of sweet potato true seeds through nutritive bags | |
| CN105052563A (en) | Composite seedling culturing method of cutting and grafting hard branches of carya illinoensis k. koch at the same period | |
| CN104012306A (en) | Establishment method for irrigation test system in forest root division zone | |
| CN104782364A (en) | Sweet potato branch pressing seedling cultivating method | |
| CN102487677A (en) | Production method for multiple cropping of corn, peanut or soybean in one year | |
| CN104285748A (en) | Method for improving survival rate of pachira macrocarpa seed seedling | |
| CN104067813A (en) | Cherry tomato planting method | |
| CN105557268A (en) | Sunlight greenhouse seedling growing method for cucumber | |
| CN103493678B (en) | Horse chestnut seedling-cultivating method | |
| CN104956889A (en) | Muskmelon plantation method | |
| CN105075590A (en) | Method for cultivating sugarcane seedlings by means of sugarcane bud nodes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140730 |