CN105027933B - A kind of method for improving cane seedlings seedling percent - Google Patents
A kind of method for improving cane seedlings seedling percent Download PDFInfo
- Publication number
- CN105027933B CN105027933B CN201510495752.4A CN201510495752A CN105027933B CN 105027933 B CN105027933 B CN 105027933B CN 201510495752 A CN201510495752 A CN 201510495752A CN 105027933 B CN105027933 B CN 105027933B
- Authority
- CN
- China
- Prior art keywords
- seedling
- nursery box
- greenhouse
- matrix
- gauze
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Botany (AREA)
- Environmental Sciences (AREA)
- Pretreatment Of Seeds And Plants (AREA)
Abstract
A kind of method for improving cane seedlings seedling percent, when the seed that nursery box is sowed in greenhouse, which sprouts the seedling seedling that, to be grown to 8mm~12mm, the daily morning opens film and gauze, as matrix volume water content is less than 27%, then teeming water, it is 25%~30% to control matrix volume water content；The shade net on greenhouse is opened, irradiating air humidity in control nursery box using sunshine is no more than 80%；Every afternoon observes soil humidity, and gauze and the shade net on greenhouse upper strata are covered when matrix volume water content is less than 27%；It is 22~36 DEG C that night, which keeps substrate temperature, until seedling rhizome base portion grows up to green by hyalomitome color.The present invention is in cane seedlings growth of seedling to the stage most easily encroached on by germ, gauze, film and shade net are covered and open by controlling, it is strict to control nursery box and seedling medium humiture with reference to water spray and illumination, prevent burn seedlings, dry seedling and disease from occurring, improve seedling percent.
Description
Technical field
The present invention relates to cane seedlings Cultivating techniques field, and in particular to is improved before cane seedlings transplant crop field
The method of seedling percent.
Background technology
The seed selection mode of world's new variety of sugarcane at present, mainly by the cultivation to hybrid seed and the seed selection of seedling and
Obtain.Sugarcane hybrid seed is tiny, mass of 1000 kernel is light, intension nutrient is few, villous, and seed germination rate is low, is the training of seedling
Educate work and add difficulty.Each plant of seedling, which is possible to cultivate, turns into an improved seeds, therefore, sprouts each strain
Seedling is all of great rarity, and need to carry out meticulous management to sprouting the seedling seedling, to reduce the generation of pest and disease damage, improve
Its survival rate, ensure being smoothed out for kind Breeding Process.
Cane seedlings cultivation is an important step of New Sugarcane Breeding, is the antecedent basis of each seed selection experiment.
But the seedling culture difficulty in seedling nursery box is big, and disease incidence is high, high to soil and moisture requirement, damping-off, dampings off
Disease and root rot happen occasionally, and the death rate is high, make that seedling daily management mission amount is big, difficulty is big.In cultivating process, growing directly from seeds
The critical period of seedling seedling morbidity, if management method and technical measures improper use, the death of seedling seedling will be destroyed
Property, entering for experiment of choosing seeds is about to be severely impacted, and breeding of new variety work will be by irreversible loss.Cane seedlings
Seedling seedling growth is slow, and soil moisture, air humidity are influenceed in by nursery box, easily triggers various pest and disease damages, make seedling by
Kill and die.Particularly in seedling growth of seedling to 10mm or so, it is vertical withered easily to be influenceed generation by soil moisture, air humidity
Disease, samping off and root rot, so as to cause seedling mortality.Survived for this reason, it may be necessary to seek that cane seedlings seedling can be improved
The effective ways of rate.
The content of the invention
It is an object of the invention to meet the needs of breed breeding, there is provided one kind can effectively improve cane seedlings seedling into
The method of motility rate.
The purpose of the present invention is achieved through the following technical solutions：
A kind of method for improving cane seedlings seedling percent, this method are, when the kind that nursery box is sowed in greenhouse
When son is sprouted the seedling seedling and grown to 8mm~12mm, the film and gauze being covered in nursery box are opened in the daily morning,
Detect seedling medium humidity, as matrix volume water content be less than 27%, then teeming water, the volumetric(al) moisture content for controlling matrix are
25%~30%；The shade net on greenhouse is opened, irradiating air humidity in control nursery box using sunshine is no more than 80%；Often
Its afternoon observes the humidity of matrix, turns white when occurring top layer matrix drying in indivedual nursery box, matrix volume water content is less than
When 27%, gauze and the shade net on greenhouse upper strata are covered；Night is by controlling canopy temperature or keeping base by cover film
Matter temperature is 22~36 DEG C, until seedling rhizome base portion grows up to green by hyalomitome color.
Using the inventive method, when the seed that nursery box is sowed in greenhouse sprout the seedling seedling that grow to 8mm~
During 12mm, it can start to spray the fludioxonil that volumetric concentration is 25g/L, at interval of sprinkling in 3~4 days once, continuously spray 2~3 times.
The inventive method cane seedlings growth of seedling to most easily by germ encroach on stage, by control cover and take off
The shade net uncapped on gauze in nursery box, film and greenhouse, nursery is strictly controlled with reference to water spray and the measures such as illumination
The humiture of case and seedling medium, prevent burn seedlings, dry seedling and disease from occurring, and coordinate appropriate natural lighting sterilization and medicine to kill
Bacterium, until rhizome base portion grows up to green by hyalomitome color, the incidence of damping-off, samping off and root rot is reduced, improves seedling
Survival rate.
Embodiment
Embodiment 1
The method that the present invention improves cane seedlings seedling percent, specific implementation must possess culturing sugarcane seedlings temperature
Room (temperature controllable is between 18-38 DEG C), cane seedlings culture matrix, shade net, gauze, thickening plastic sheeting, medicine
Sprayer etc..Specific method is as follows：
1st, nursery box prepares and seedling medium configures：Nursery box is wooden box, long 53cm, wide 40cm, high 10cm；Seedling
Seedling medium uses the sugarcane stem, sugarcane leaf or the sugarcane root and stem of certain plants of maturity period sugarcane to be crushed for raw material, and crushed material is watered and carries out stack retting hair
Ferment obtains the host matrix of decomposed processing, after the decomposed processing of host matrix with fine earth example 1 in mass ratio：1~2 well mixed obtains
Seedling medium, used after sterilized sterilizing；
2nd, seedling is sowed：According to every gram of number of emerging of hybrid seed, by 1000 seedlings/m2Calculate seed gram needed for sowing
Number, weighs seed and is seeded in nursery box.Water drenching is carried out after sowing, spills last layer fine earth, then covers warp layer cloth, yarn
Lid last layer thickeies plastic sheeting again on cloth, to reach the effect of heat and moisture preserving, promotes the fast-germination of seed；
3rd, disease prevention and control：After planting with the sprinkling sterilization of the carbendazol wettable powder of mass concentration 50%, substrate temperature is controlled
Between 22-36 DEG C, matrix humidity not ponding, and observe fungus growth situation is kept, can with 50% carbendazim when there is mould
WP is sprayed.Sprouted in seed and start to spray volumetric concentration 25g/L fludioxonil when the seedling that is grown to 8mm~12mm and enter
Row damping-off and root rot preventing and treating, it is at interval of sprinkling in 3-4 days once, continuous to spray 2-3 times.Now need tight by following operation requirement
Lattice control humiture：
(1) film and gauze being covered in nursery box can be opened in the daily morning, seedling seedling is watered, is protected
The volumetric(al) moisture content of seedling medium is held 25%~30%, if matrix volume water content is also in claimed range, does not then have to watering.
The shade net on warmhouse booth is opened, seedling and matrix are carried out disinfection sterilization using the irradiation of sunshine, and this can be passed through
Air humidity is no more than 80% in controlling measurement nursery box, prevents that air humidity is too high and breaks out damping-off and samping off.
(2) it should be noted that the humidity condition of observation matrix afternoon, a small amount of top layer matrix occur when having seen in indivedual nursery box
Drying turn white, and the volumetric(al) moisture content of other nursery box endosexine matrix be less than 27% when (it is loosely moist with matrix, with hand just
It is advisable when squeezing not water outlet), the shade net on incubator gauze and greenhouse can be covered, it is aeration-cooling if necessary, prevent in seedling growth greenhouse
Temperature is too high and the excessive vaporization of soil moisture and cause dry seedling, burn seedlings phenomenon.
(3) night can completely close the insulation of greenhouse door and window, as day and night temperature is larger, if necessary can on gauze one layer of lid plus
Thick plastic sheeting insulation.Substrate temperature is kept between 22-36 DEG C.As long as substrate temperature can be maintained between 22-36 DEG C, as far as possible
Not lid film, avoid incubator humiture excessive and fall ill.
Above method repeats daily, until seedling rhizome base portion grows up to green by hyalomitome color.Hereafter damping-off and
The incidence of samping off has substantially reduced, and can suitably increase the humidity of matrix, it is impossible to allows top layer matrix to dry, so that root system is given birth to
Long development.But the phenomenon of nursery box ponding can not occur, to avoid root rot.
Embodiment 2
The method that the present invention improves cane seedlings seedling percent is as follows：
1st, nursery box prepares and seedling medium collocation method is the same as embodiment 1；
2nd, seedling type of seeding is the same as embodiment 1；
3rd, disease prevention and control：After planting with the sprinkling sterilization of the carbendazol wettable powder of mass concentration 50%, substrate temperature is controlled
Between 22-36 DEG C, matrix humidity not ponding, and observe fungus growth situation is kept, can with 50% carbendazim when there is mould
WP is sprayed.Sprouted in seed and start to spray volumetric concentration 25g/L fludioxonil when the seedling that is grown to 10mm or so and enter
Row damping-off and root rot preventing and treating, it is at interval of sprinkling in 3-4 days once, continuous to spray 2-3 times.It is now strict by following operation requirement
Control humiture：
(1) film and gauze being covered in nursery box can be opened in the daily morning, seedling seedling is watered, is protected
The volumetric(al) moisture content of seedling medium is held 25%~30%, if soil humidity is also in claimed range, does not then have to watering.Open temperature
Shade net on the greenhouse of room, seedling and matrix are carried out disinfection sterilization using the irradiation of sunshine, and this measure control can be passed through
Air humidity is no more than 80% in nursery box processed, prevents that air humidity is too high and breaks out damping-off and samping off；
(2) humidity of observation in afternoon matrix, there is a small amount of top layer matrix and dry to turn white when having seen in indivedual nursery box, and
When the volumetric(al) moisture content of matrix is less than 27% in other nursery box, the shade net on incubator gauze and greenhouse is covered, if necessary
It is aeration-cooling, prevent that nursery temperature of shed is too high and the excessive vaporization of soil moisture and cause dry seedling, burn seedlings phenomenon；
(3) night completely closes the insulation of greenhouse door and window, if necessary can one layer of thickening of lid on gauze as day and night temperature is larger
Plastic sheeting is incubated.Substrate temperature is kept between 22-36 DEG C；Cover after film that humidity is excessive in nursery box easily forms dew,
Between can ensureing 22-36 DEG C such as substrate temperature, not lid film, avoids incubator humiture excessive and falls ill as far as possible.
Above method repeats daily, until seedling rhizome base portion grows up to green by hyalomitome color.
Seedling raising greenhouse greenhouse, nursery box used in the inventive method can use prior art to build.Seedling medium configures
The matrix of the embodiment of the present invention can be used, can also use other suitable matrix.
Meticulous cultivation is passed through using the inventive method, you can the generation of damping-off, samping off and root rot is effectively controlled,
Significantly improve cane seedlings seedling percent.And the sprinkling number of medicine can be reduced.
Claims (1)
- A kind of 1. method for improving cane seedlings seedling percent, it is characterised in that this method is, when the nursery box in greenhouse When the seed of sowing is sprouted the seedling seedling and grown to 8mm~12 mm, opened in the daily morning be covered in it is thin in nursery box Film and gauze, detect the humidity of seedling medium, as matrix volume water content be less than 27%, then teeming water, controls the volume of matrix to contain Water is 25%~30%；The shade net on greenhouse is opened, irradiating air humidity in control nursery box using sunshine is no more than 80%；Every afternoon observes the humidity of matrix, turns white when occurring top layer matrix drying in indivedual nursery box, matrix volume water content During less than 27%, gauze and the shade net on greenhouse upper strata are covered；Night is by controlling canopy temperature or being kept by cover film Substrate temperature is 22~36 DEG C, until seedling rhizome base portion grows up to green by hyalomitome color；When the nursery box sowing in greenhouse When seed is sprouted the seedling seedling and grown to 8mm~12 mm, start to spray the fludioxonil that volumetric concentration is 25g/L, at interval of Sprinkling in 3~4 days once, is continuously sprayed 2~3 times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510495752.4A CN105027933B (en) | 2015-08-13 | 2015-08-13 | A kind of method for improving cane seedlings seedling percent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510495752.4A CN105027933B (en) | 2015-08-13 | 2015-08-13 | A kind of method for improving cane seedlings seedling percent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105027933A CN105027933A (en) | 2015-11-11 |
| CN105027933B true CN105027933B (en) | 2018-03-13 |
Family
ID=54435427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510495752.4A Expired - Fee Related CN105027933B (en) | 2015-08-13 | 2015-08-13 | A kind of method for improving cane seedlings seedling percent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105027933B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105660099B (en) * | 2016-01-12 | 2018-05-15 | 广西南亚热带农业科学研究所 | A kind of culturing sugarcane seedlings method |
| CN109349051B (en) * | 2018-11-19 | 2021-01-19 | 广西壮族自治区农业科学院甘蔗研究所 | Bud-eye seedling raising and mechanical transplanting method for healthy sugarcane seedlings |
| CN110651683B (en) * | 2019-09-24 | 2021-08-27 | 柳州市农业科学研究所 | Light simple matrix seedling raising method for sugarcane seedlings |
| CN112166990B (en) * | 2020-09-23 | 2022-05-24 | 广西南亚热带农业科学研究所 | Sugarcane seedling cultivation method |
| CN115191353A (en) * | 2022-07-14 | 2022-10-18 | 云南省农业科学院甘蔗研究所 | Sugarcane tissue culture detoxification method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102696371B (en) * | 2012-05-23 | 2013-12-18 | 雷选 | Sugarcane node bud seedling raising and cultivating method |
| CN104054484B (en) * | 2014-06-16 | 2016-09-14 | 广西南亚热带农业科学研究所 | A kind of method improving cane seedlings transplanting success |
| CN104365406A (en) * | 2014-11-18 | 2015-02-25 | 广州甘蔗糖业研究所湛江甘蔗研究中心 | Simple and efficient cultivation method convenient to implement for sugarcane seed seedlings |
-
2015
- 2015-08-13 CN CN201510495752.4A patent/CN105027933B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105027933A (en) | 2015-11-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102318547B (en) | Overhead cultivation method of Dendrobium huoshanense test-tube seedlings | |
| CN104186270B (en) | A kind of facility grape Forcing cultivation method | |
| CN105027933B (en) | A kind of method for improving cane seedlings seedling percent | |
| CN104025987A (en) | Dendrobium officinale planting method | |
| CN104521715B (en) | Sealing water planting cutting propagation method for gardenias with flower buds | |
| CN105191763A (en) | Vegetable organic soil-less culture method, culture medium and manufacturing method thereof | |
| CN103004409A (en) | Method for natural wild dendrobium officinale Kimura et Migo cultivation management | |
| CN104429500A (en) | Summer leaf vegetable organic production method | |
| CN105766308A (en) | Method for high yield of organic tomatoes | |
| CN101361437A (en) | Sugar-cane tree-seedling strong seedling cultivation method | |
| CN105519421A (en) | Red-leaf pistacia tissue culture seedling hardening media and seedling hardening method | |
| CN110506620A (en) | A kind of greenhouse vegetable rock wool recycling method based on crop rotation | |
| CN103081675A (en) | Method of cultivating eustoma grandiflorum flowering plant seedlings | |
| CN105961012A (en) | Gastrodia elata planting method | |
| CN110226454A (en) | One kind knitting golden dictyophora phalloidea pseudo-wild cultivating method | |
| CN107409670A (en) | A kind of tobacco floating seed rearing pulls out method for transplanting under plant film | |
| CN112997825A (en) | High-yield cultivation method for organic rice | |
| CN108184590B (en) | Method for preserving ginseng germplasm resources and breeding seed seedlings | |
| CN110214702A (en) | Dendrobidium huoshanness tissue-cultured seedling is cultivated and hardening off method | |
| CN110178564A (en) | A kind of method of Tissue-cultured Tomato Plants micrografting | |
| CN106489730B (en) | A kind of Herba Renantherae coccineae once-seedling forming quick propagating method and culture medium | |
| CN108157098A (en) | A kind of acclimatization and transplants method of pale reddish brown trident Herba Phaii tankervilliaes tissue culture rooted seedling | |
| CN104322254A (en) | Cultivation method for potatoes and cultivation system | |
| CN106472107A (en) | A kind of seminatural Oudemansiella radiata (Relhan.: Fr.) Sing cultural method in tea place | |
| CN107509633A (en) | The breeding method of dendrobium candidum group |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |