CN105830928B - A kind of method of Herba Tricyrtidis macropodae tissue culture and rapid proliferation - Google Patents
A kind of method of Herba Tricyrtidis macropodae tissue culture and rapid proliferation Download PDFInfo
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
- A01H4/00—Plant reproduction by tissue culture techniques ; Tissue culture techniques therefor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
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Abstract
The invention discloses a kind of method of Herba Tricyrtidis macropodae tissue culture and rapid proliferation, comprise the following steps 1 successively）The sterilization of explant：Clip Herba Tricyrtidis macropodae stem section, is sterilized after cleaning, is inoculated into the MS culture mediums of addition plant growth regulator；2）The induction of axillary bud；3) induction of Multiple Buds；4）The propagation and strong sprout of adventitious bud；5）The culture of rootage of adventitious bud；6）The hardening of regrowth and transplanting.The culture medium of heterogeneity and proportioning is employed in above-mentioned steps.Using the inventive method, Herba Tricyrtidis macropodae stem segment with axillary buds inductivity is up to 98.7%, inducing clumping bud rate is up to 88.3%, adventitious bud proliferation multiple is up to 5.4, seedling rooting rate is more than 96.6%, and plant hardening survival rate is more than 97.5%, and transplanting survival rate is up to more than 98%, according to said method, more than 1,000,000 plants seedling can be bred every year.
Description
Technical field
The invention belongs to technical field of plant culture, and in particular to a kind of side of Herba Tricyrtidis macropodae tissue culture and rapid proliferation
Method.
Background technology
Herba Tricyrtidis macropodae（Tricyrtis macropodaMiq.）, also known as thick handle Herba Tricyrtidis macropodae, thick axle Herba Tricyrtidis macropodae, it is Liliaceae
（Liliaceae）Tricyrtis（Tricyrtis）Herbaceos perennial, production Zhejiang, Jiangxi, Fujian, Anhui, Jiangsu, Hubei,
The ground such as Hunan, Guangdong, Guangxi and Guizhou.It is born in mountain region sylvan life, thick grass or in rock crevice.Its root or all herbal medicine, name are red
The effect of acid seven, is also white seven, NIUWEISHEN, bigcatkin willow sieve, and its is mild-natured, sweet, and tool is tonified the lung to relieve cough, cures mainly cough due to deficiency of the lung；Its perianth
The green white of piece or white, interior mask majority aubergine spot, have good ornamental value, up for commercialization.Tricyrtis
For plant about 15 kinds of the whole world, there are 4 kinds, respectively Taiwan Herba Tricyrtidis macropodae in the country（T. Formosana）, Herba Tricyrtidis macropodae（T. Macropoda）, chrysanthemum Herba Tricyrtidis macropodae（T. Maculata）, pale reddish brown Herba Tricyrtidis macropodae（T. Stolonifera）, there has been no the category at present
The research report of the tissue-culturing quick-propagation of plant.
The content of the invention
The technical problems to be solved by the invention are：In view of the deficienciess of the prior art, provide a kind of survival rate height, profit
In the method for the Herba Tricyrtidis macropodae tissue culture and rapid proliferation for realizing industrialization production.
To realize the purpose of the present invention, it is achieved using following technical scheme：A kind of Herba Tricyrtidis macropodae tissue cultures with it is quick
The method of breeding, it is characterised in that comprise the following steps：
（1）The sterilization of Herba Tricyrtidis macropodae
April between August, stem section of the clip with axillary bud, is first softly scrubbed under running water with banister brush, added appropriate
Liquid detergent solution soaks 2 min, topples over after rinsing 0.5 h with flowing water after liquid detergent solution, in more than the min of ultraviolet lamp disinfection 30
Superclean bench in stem section is transferred in 70% alcoholic solution and soaks 1 min, with aseptic water washing 3 times, being soaked into dropwise addition has
0.1% HgCl of 2 drop Tween-80s2Soaking disinfection 11-13 min in solution, are then fully embathed 3 times with sterilized water, you can
To the malicious explant that disappeared；
（2）The induction of axillary bud
By explant obtained in the previous step, it is inserted into normal polar orientation equipped with addition NAA 0.1-0.5 g/L, 6-
In the blake bottle of BA 1.0-5.0 mg/L MS minimal mediums, the sucrose addition in the culture medium is 30 g/L, and agar adds
Dosage is 8 g/L, and the addition of activated carbon is 0-2.0 g/L, pH 5.8-6.0, and culture medium is placed in HTHP at 121 DEG C and gone out
The min of bacterium 20；The blake bottle being inoculated with first is placed in dark overnight, subsequent illumination cultivation, and condition of culture is：Cultivation temperature is (25
± 1) DEG C, light application time is that 14 h light/10 h are dark, and intensity of illumination is 30-40 μm of ol/ (m2S), light source is white electricity-saving lamp；
（3）The induction of Multiple Buds
After the axillary bud of previous step culture is grown, cut in the superclean bench that uviol lamp sterilizes 30 min with axillary bud
Stem section, the MS equipped with addition TDZ 0-2.0 mg/L, 6-BA 0-5.0 mg/L is inoculated into normal polar orientation and cultivated substantially
In the blake bottle of base, the sucrose addition in the culture medium is 30 g/L, and agar addition is 8.0 g/L, the addition of activated carbon
Measure and be placed in the min of autoclave sterilization 20 at 121 DEG C for 0.5 g/L, pH 5.8-6.0, culture medium；First it is placed in dark overnight,
Subsequent illumination cultivation, condition of culture are：Cultivation temperature is (25 ± 1) DEG C, and light application time is that 14 h light/10 h are dark, intensity of illumination
30-40 μmol/(m2S), light source is white electricity-saving lamp；
（4）The propagation of adventitious bud
The adventitious bud clump that previous step induction obtains is cut into the sprout tuber of 2-3 strain adventitious buds, is inoculated into equipped with addition 6-BA 0-
In 6.0mg/L, IAA 0-3.0 mg/L MS minimal mediums, the sucrose addition in the culture medium is 30 g/L, and agar adds
Dosage is 8.0 g/L, and the addition of activated carbon is 0.5 g/L, pH 5.8-6.0, and culture medium is placed in HTHP at 121 DEG C and gone out
The min of bacterium 20；First it is placed in dark overnight, subsequent illumination cultivation, condition of culture is：Cultivation temperature is (25 ± 1) DEG C, during illumination
Between for 14 h light/10 h it is dark, 30-40 μm of ol/ (m of intensity of illumination2S), light source is white electricity-saving lamp；
（5）The culture of rootage of regeneration plant
The adventitious bud that blade is light green, growth is vigorous and 2 ~ 3 cm are high is cut, is inserted into addition NAA 0-1.0 mg/L, AC
In the blake bottle of 0.5 g/L 12.5%-100% MS minimal mediums, the sucrose addition in the culture medium is 10-50 g/L,
Agar addition is 8.0 g/L, and the addition of activated carbon is 0.5 g/L, pH 5.8-6.0, and culture medium is placed in high temperature at 121 DEG C
The min of autoclaving 20；First it is placed in dark overnight, subsequent illumination cultivation, condition of culture is：Cultivation temperature is (25 ± 1) DEG C,
Light application time is that 14 h light/10 h are dark, 30-40 μm of ol/ (m of intensity of illumination2·s)；
（6）Acclimatization and transplantses
The height of seedling length of the tissue-cultured seedling of under growth root when root long is more than 5 cm, unclamps the bottle cap of tissue culture bottle, toward bottle to 5 more than cm
The middle a small amount of clear water of injection, prevents that culture medium is dry and cracked, but does not first remove bottle cap, and 12 h are later half to move bottle cap away, after 12 h, removes bottle
Lid, allows light directly according to the d of regenerated plant culture 2；Then carefully culture medium is smashed to pieces, takes out regeneration plant, with water infiltration root
After overnight, carefully the agar of residual is rinsed well, plant is colonized in perlite, peat weight ratio is 1：（1-5）Mixing
In matrix, pour permeable and covered with transparent sealed polyethylene plastic with heat and moisture preserving, indoor temperature control is at 15-25 DEG C, light
Source can use natural light or white electricity-saving lamp；8th d unclamps film, makes to communicate with outside air, the 9th d opens film, often
Keep moistening in foliar spray, can be transplanted after adapting to 3-5 d in crop field.
Preferably：Material for inducing clumping bud is step（1）With（2）The axillary bud of the axenic germination of acquisition.
Preferably：The step（2）6-BA 4.0 mg/L, NAA 0.2 is with the addition of in middle MS minimal mediums
Mg/L, the mg/L of activated carbon 0.5.
Preferably：The step（3）TDZ 0.5 mg/L, 6-BA 2.0 is with the addition of in middle MS minimal mediums
mg/L。
Preferably：The step（4）6-BA 2.0 mg/L, IAA 1.0 is with the addition of in middle MS minimal mediums
mg/L。
Preferably：The step（5）In root media be 50%MS minimal mediums, the mg/L of NAA 0.2,
Sucrose 15-20 g/L.
Preferably：The step（6）The weight of perlite and peat ratio is 1 in middle mixed-matrix：2-3.
Compared with prior art, the beneficial effects of the invention are as follows：Using method of the invention, it is possible to rapidly being planted
Strain, beneficial to industrialization production.Using the inventive method, up to 98.7%, inducing clumping bud rate reaches Herba Tricyrtidis macropodae stem segment with axillary buds inductivity
88.3%, for adventitious bud proliferation multiple up to 5.32, seedling rooting rate is more than 96.6%, seedling hardening survival rate more than 97.5%, is planted
Strain transplanting survival rate according to said method, can breed seedling more than 1,000,000 plants up to more than 98% in 1 year.
Embodiment
Embodiment 1
The present embodiment provides a kind of method of tissue culture and rapid proliferation, comprises the following steps：
（1）The sterilization of Herba Tricyrtidis macropodae
April between August, stem section of the clip with axillary bud, is first softly scrubbed under running water with banister brush, added appropriate
Liquid detergent solution soaks 2 min, topples over after rinsing 0.5 h with flowing water after liquid detergent solution, in more than the min of ultraviolet lamp disinfection 30
Superclean bench in stem section is transferred in 70% alcoholic solution and soaks 1 min, with aseptic water washing 3 times, being soaked into dropwise addition has
0.1% HgCl of 2 drop Tween-80s2Soaking disinfection 11-13 min in solution, are then fully embathed 3 times with sterilized water.Through this step
Suddenly the explant sterilized, count after the d of inoculation medium 20 and find, its pollution rate 3.3%, survival rate is 92.5%；
（2）The induction of axillary bud
By explant obtained in the previous step, it is inserted into normal polar orientation equipped with addition NAA 0.2 g/L, 6-BA
In the blake bottle of 4.0 mg/L MS minimal mediums, the sucrose addition in the culture medium is 30 g/L, agar addition 8
G/L, activated carbon（AC）Addition be 0.5 g/L, pH 5.8-6.0, culture medium is placed in autoclave sterilization 20 at 121 DEG C
min；The blake bottle being inoculated with first is placed in dark overnight, subsequent illumination cultivation, and condition of culture is：Cultivation temperature is (25 ± 1)
DEG C, light application time is that 14 h light/10 h are dark, and intensity of illumination is 30-40 μm of ol/ (m2S), light source is white electricity-saving lamp；Earliest
Significantly sprouting occurs in axillary bud after cultivating 5 d, and the time for averagely occurring sprouting is 8.2 d；The germination rate of 30 d statistics axillary buds reaches
98.7%；
（3）The induction of Multiple Buds
After the axillary bud of previous step culture is grown, cut in the superclean bench that uviol lamp sterilizes 30 min with axillary bud
Stem section, the MS minimal mediums equipped with the mg/L of addition TDZ 0.5 mg/L, 6-BA 2.0 are inoculated into normal polar orientation
In blake bottle, the sucrose addition in the culture medium is 30 g/L, and agar addition is 8.0 g/L, and the addition of activated carbon is
0.5 g/L, pH 5.8-6.0, culture medium are placed in the min of autoclave sterilization 20 at 121 DEG C；First it is placed in dark overnight, then
Illumination cultivation, condition of culture are：Cultivation temperature is (25 ± 1) DEG C, and light application time is that 14 h light/10 h are dark, intensity of illumination 30-40
μmol/(m2S), light source is white electricity-saving lamp；When cultivating 9 d, internode expands, and 14 d start Multiple Buds occur, 30 d
It is 88.3% to count inducing clumping bud rate；
（4）The propagation of adventitious bud
The adventitious bud clump that previous step induction obtains is cut into the sprout tuber of 2-3 strain adventitious buds, is inoculated with normal polar orientation
Into the MS minimal mediums equipped with the addition mg/L of 6-BA 2.0mg/L, IAA 1.0, the sucrose addition in the culture medium is
30 g/L, agar addition are 8.0 g/L, and the addition of activated carbon is 0.5 g/L, pH 5.8-6.0, and culture medium is placed in 121
The min of autoclave sterilization 20 at DEG C；First it is placed in dark overnight, subsequent illumination cultivation, condition of culture is：Cultivation temperature is (25
± 1) DEG C, light application time is that 14 h light/10 h are dark, 30-40 μm of ol/ (m of intensity of illumination2S), light source is white electricity-saving lamp；30
The proliferation times of d statistics adventitious buds are 5.4, and the growth of adventitious bud is normal, and leaf color is dark green；
（5）The culture of rootage of regeneration plant
The adventitious bud that blade is light green, growth is vigorous and 2 ~ 3 cm are high is cut, is inserted into addition NAA 0.2 mg/L, AC 0.5
In the blake bottle of g/L 50% MS minimal mediums, the sucrose addition in the culture medium is 15-20 g/L, agar addition
For 8.0 g/L, the addition of activated carbon is 0.5 g/L, pH 5.8-6.0, and culture medium is placed in autoclave sterilization 20 at 121 DEG C
min；First it is placed in dark overnight, subsequent illumination cultivation, condition of culture is：Cultivation temperature is (25 ± 1) DEG C, light application time 14
H light/10 h are dark, 30-40 μm of ol/ (m of intensity of illumination2·s)；Take root most and occur after 8-9 d are cultivated, sent out after 30 d statistics
It is 10.5 below d now to average out the root time, and rooting rate is more than 96.6%；
（6）Acclimatization and transplantses
The height of seedling length of the tissue-cultured seedling of under growth root when root long is more than 5 cm, unclamps the bottle cap of tissue culture bottle, toward bottle to 5 more than cm
The middle a small amount of clear water of injection, prevents that culture medium is dry and cracked, but does not first remove bottle cap, and 12 h are later half to move bottle cap away, after 12 h, removes bottle
Lid, allows light directly according to the d of regenerated plant culture 2；Then carefully culture medium is smashed to pieces, takes out regeneration plant, with water infiltration root
After overnight, carefully the agar of residual is rinsed well, plant is colonized in perlite, peat weight ratio is 1：2-3 mixed base
In matter, pour permeable and covered with transparent sealed polyethylene plastic with heat and moisture preserving, indoor temperature control is at 15-25 DEG C, light source
Natural light or white electricity-saving lamp can be used；8th d unclamp film, make to communicate with outside air, the 9th d opens film, often in
Foliar spray keeps moistening, and statistics finds that hardening survival rate is more than 97.5% after adapting to 5 d, has refined after seedling, has carefully dug out transplanting
Enter crop field, routinely manage, transplanting survival rate is up to more than 98%.
The initialism being related in text：
6-BA 6- benzyl aminoadenines
AC activated carbons
IAA heteroauxins
NAA methyl α-naphthyl acetates
TDZ Thidiazurons (Thidiazuron)
MS Murashige and Skoog（1962）
Embodiment 2
The present embodiment and the difference of embodiment 1 are step（2）The induction of axillary bud：Dress is inserted into normal polar orientation
In the blake bottle for having addition NAA 0.1-0.6 mg/L, 6-BA 1.0-6.0 mg/L MS minimal mediums, in the culture medium
Sucrose addition is 30 g/L, and agar addition is 8 g/L, and AC additions are 0-2.0 g/L, pH 5.8-6.0, and culture medium is put
The min of autoclave sterilization 20 at 121 DEG C；The blake bottle being inoculated with first is placed in dark overnight, subsequent illumination cultivation, culture
Condition is：Cultivation temperature is (25 ± 1) DEG C, and light application time is that 14 h light/10 h are dark, and intensity of illumination is 30-40 μm of ol/ (m2·
S), light source is white electricity-saving lamp；After 30 d count find, axillary bud deriving rate between 0-98.7%, axillary bud budding average time be
Between 7.9-14.6 d, wherein with the g/L best results of NAA 0.2 mg/L, 6-BA 4.0 mg/L, AC 0.5, axillary bud deriving rate
For 98.7%, axillary bud budding average time is 8.2 d.As a result also show as 6-BA concentration improves, the increase of axillary bud deriving rate, with
The increase of NAA concentration, axillary bud growth speed is accelerated.Axillary bud is in germination process it can be seen that the culture medium generation around explant is brown
Color, and AC can remove browning material, but excessive AC adsorbs excessive nutrition, is easily caused slowing down for growth.
Influence of the different disposal of table 1 to axillary bud deriving rate and axillary bud budding average time
| Processing | Axillary bud deriving rate (%) | Axillary bud budding average time (d) | Axillary bud growth growing way |
| The mg/L of NAA 0.1 mg/L, 6-BA 1.0 | 72.8 | 12.6 | Budding is slow, and growth is slow, and culture medium has a small amount of browning |
| The mg/L of NAA 0.1 mg/L, 6-BA 2.0 | 79.3 | 11.5 | Budding is fine, and growth is slower, and culture medium has a small amount of browning |
| The mg/L of NAA 0.1 mg/L, 6-BA 4.0 | 87.9 | 10.6 | Budding is fine, and growth is slower, and culture medium has browning |
| The mg/L of NAA 0.1 mg/L, 6-BA 6.0 | 84.4 | 10.2 | Growth is slower, and leaf slightly water stainization, culture medium has browning |
| The mg/L of NAA 0.2 mg/L, 6-BA 4.0 | 87.8 | 9.9 | Budding is fine, and growth is slower, and culture medium has browning |
| The mg/L of NAA 0.4 mg/L, 6-BA 4.0 | 88.2 | 9.7 | Budding is fine, and growth is slower, and culture medium has browning |
| The mg/L of NAA 0.6 mg/L, 6-BA 4.0 | 83.8 | 10.1 | Budding is fine, grows slower, a large amount of brownings of culture medium |
| NAA 0.2 mg/L, 6-BA 4.0 mg/L, AC 0.5 g/L | 98.7 | 8.2 | Budding is fast, and growth is fast |
| NAA 0.2 mg/L, 6-BA 4.0 mg/L, AC 1.0 g/L | 97.8 | 8.5 | Budding is fast, and growth is very fast |
| NAA 0.2 mg/L, 6-BA 4.0 mg/L, AC 2.0 g/L | 98.1 | 9.5 | Budding is slow, and growth is slow |
Embodiment 3
The present embodiment and the difference of embodiment 1 are step（3）The induction of Multiple Buds：In the super of 30 min of uviol lamp sterilizing
The stem section with axillary bud is cut in net workbench, is inoculated into normal polar orientation equipped with addition TDZ 0-2.0 mg/L, 6-BA
In the blake bottle of 0-6.0 mg/L MS minimal mediums, the sucrose addition in the culture medium is 30 g/L, agar addition
For 8.0 g/L, the addition of activated carbon is 0.5 g/L, pH 5.8-6.0, and culture medium is placed in autoclave sterilization 20 at 121 DEG C
min；First it is placed in dark overnight, subsequent illumination cultivation, condition of culture is：Cultivation temperature is (25 ± 1) DEG C, light application time 14
H light/10 h are dark, 30-40 μm of ol/ (m of intensity of illumination2S), light source is white electricity-saving lamp.Count and find after 30 d, adventitious bud
Inductivity is between 0-92.6%, and adventitious bud number is between 1.0-7.5, wherein with MS, TDZ 0.5 mg/L, 6-BA 2.0mg/
L best results, adventitious bud induction frequency is 88.3%, and adventitious bud number is 6.6, and adventitious bud leaf color is dark green, well-grown, plant height
It is slightly moderate with stem.As a result it is also shown that 6-BA is weaker for the inducing effect of Multiple Buds, TDZ is stronger, and both combined effects are more preferably.
Influence of the different disposal of table 2 to inducing clumping bud
| Processing | Inducing clumping bud rate (%) | Adventitious bud number | Growing state |
| TDZ 0.5 mg/L | 64.5 | 6.4 | Adventitious bud leaf color pale green, growth are fine |
| TDZ 1.0 mg/L | 72.1 | 6.8 | Adventitious bud leaf color is dark green, well-grown |
| TDZ 2.0 mg/L | 74.5 | 6.4 | Adventitious bud vitrifying is serious, blade and the water stain shape of stem |
| The mg/L of TDZ 0.5 mg/L, 6-BA 2.0 | 88.3 | 6.6 | Adventitious bud leaf color pale green, well-grown |
| The mg/L of TDZ 0.5 mg/L, 6-BA 4.0 | 91.4 | 6.7 | Adventitious bud leaf color pale green, growth is fine, there is water stainization tendency |
| The mg/L of TDZ 0.5 mg/L, 6-BA 6.0 | 92.6 | 7.5 | Adventitious bud vitrifying is serious, blade and the water stain shape of stem |
Embodiment 4
The present embodiment and the difference of embodiment 1 are step（4）The propagation of Multiple Buds：It is indefinite that previous step induction is obtained
Bud clump is cut into the sprout tuber of 2-3 strain adventitious buds, and it is basic to be inoculated into the MS equipped with addition 6-BA 0-6.0mg/L, IAA 0-3.0 mg/L
In culture medium, the sucrose addition in the culture medium is 30 g/L, and agar addition is 8.0 g/L, and the addition of activated carbon is
0.5 g/L, pH 5.8-6.0, culture medium are placed in the min of autoclave sterilization 20 at 121 DEG C；First it is placed in dark overnight, then
Illumination cultivation, condition of culture are：Cultivation temperature is (25 ± 1) DEG C, and light application time is that 14 h light/10 h are dark, intensity of illumination 30-40
μmol/(m2S), light source is white electricity-saving lamp.Count and find after 30 d, the proliferation times of adventitious bud are in 1.0- in each culture medium
Between 6.7, high auxin and the basic element of cell division easily produce vitrification phenomenon, and the culture medium put up the best performance is MS, 6-BA
For its proliferation times of the mg/L of 2.0 mg/L, IAA 1.0 5.4, and without vitrifying seedling, plant is sturdy, and grows very fast.
Influence of the different disposal of table 3 to adventitious bud proliferation
| Different disposal | Proliferation times | Growing state |
| 6-BA 2.0 mg/L | 5.0 | Growth is slower |
| 6-BA 4.0 mg/L | 6.1 | Growth is slower |
| 6-BA 6.0 mg/L | 6.4 | Growth is slower, and leaf has water stainization |
| The mg/L of 6-BA 2.0 mg/L, IAA 0.5 | 5.4 | Growth is very fast, and stem is more sturdy |
| The mg/L of 6-BA 2.0 mg/L, IAA 1.0 | 5.3 | Growth is fast, and stem is sturdy |
| The mg/L of 6-BA 2.0 mg/L, IAA 3.0 | 5.4 | Growth is fast, and stem is weaker, and has water stain |
Embodiment 5
The present embodiment and the difference of embodiment 1 are step（5）The culture of rootage of regeneration plant：It is light green, raw to cut blade
Adventitious bud long vigorous and that 2 ~ 3 cm are high, is inserted into addition NAA 0-1.0 mg/L, the g/L of activated carbon 0.5 0.5 12.5%-
In the blake bottle of 100% MS minimal mediums, the sucrose addition in the culture medium is 10-50 g/L, agar addition 8.0
G/L, the addition of activated carbon are 0.5 g/L, pH 5.8-6.0, and culture medium is placed in the min of autoclave sterilization 20 at 121 DEG C；
First it is placed in dark overnight, subsequent illumination cultivation, condition of culture is：Cultivation temperature is (25 ± 1) DEG C, and light application time is 14 h
Light/10 h are dark, 30-40 μm of ol/ (m of intensity of illumination2·s)；Count and find during 30 d, earliest rootage duration 8-10 d, rooting rate
In 62.5-97.2%, illustrate to be easier to take root, the concentration of MS minimal mediums is only too low dense for taking root substantially without influence
The regeneration plant growth taken root under degree is weak；Sucrose concentration is also little for the Rooting effect of adventitious bud；Optimal is combined as 50%
The mg/L of MS, NAA 0.2, sucrose 15-20 g/L, rootage duration are early, and earliest 8 d cans are taken root, rooting rate up to 96.6% with
On, root is slightly moderate, and leaf is green dark green, suitable for acclimatization and transplantses.
Influence of the different culture media of table 4 to taking root
| Culture medium | Rooting rate (%) | The earliest root of hair time（d） | Average rootage duration（d） | Growing state |
| 12.5%MS, the g/L of sucrose 30 | 64.2 | 11 | 13.2 | Root is thin, long, and leaf color is yellow |
| 25%MS, the g/L of sucrose 30 | 64.4 | 11 | 13.1 | Root is thick and root long is moderate, and leaf color is more yellow |
| 50%MS, the g/L of sucrose 30 | 63.8 | 11 | 13.4 | Root is more elongated, and leaf color is dark green |
| MS, the g/L of sucrose 30 | 62.5 | 12 | 13.8 | Root is more elongated, and leaf color is dark green |
| 50%MS, the g/L of sucrose 20 | 64.3 | 12 | 13.3 | Root is more elongated, and leaf color is dark green |
| 50%MS, the g/L of sucrose 50 | 64.8 | 13 | 13.9 | Root is more elongated, and leaf color is free and unfettered green |
| The mg/L of 50%MS, NAA 0.1, the g/L of sucrose 20 | 95.7 | 8 | 10.7 | Root is thick and root long is moderate, and leaf color is dark green |
| The mg/L of 50%MS, NAA 0.2, the g/L of sucrose 20 | 96.6 | 8 | 10.4 | Root is thick and root long is moderate, and leaf color is dark green |
| The mg/L of 50%MS, NAA 0.2, the g/L of sucrose 15 | 96.8 | 9 | 10.5 | Root is thick and root long is moderate, and leaf color is dark green |
| The mg/L of 50%MS, NAA 0.5, the g/L of sucrose 20 | 97.2 | 8 | 10.1 | Root is thick, short, leaf slightly water stainization |
Embodiment 6
The present embodiment and the difference of embodiment 1 are step（6）Acclimatization and transplantses：The height of seedling length of the tissue-cultured seedling of under growth root is to 5
More than cm, when root long is more than 5 cm, the bottle cap of tissue culture bottle is unclamped, a small amount of clear water is injected into bottle, prevents that culture medium is dry and cracked, but first
Bottle cap is not removed, 12 h are later half to move bottle cap away, after 12 h, removes bottle cap, allows light directly according to the d of regenerated plant culture 2；Then
Carefully culture medium is smashed to pieces, takes out regeneration plant, after being stayed overnight with water infiltration root, is carefully rinsed the agar of residual well,
Plant is colonized in perlite, peat weight ratio is 1：（1-5）Mixed-matrix in, pour permeable and moulded with transparent polyethylene
Film covering is expected with heat and moisture preserving, and at 15-25 DEG C, light source can use non-direct projection natural light or white energy-conservation for indoor temperature control
Lamp；8th d unclamps film, makes to communicate with outside air, and the 9th d opens film, often keeps moistening in foliar spray, adapts to 3-
It can be transplanted after 5 d in crop field.Discovery is counted after adapting to 5 d, is improved with the ratio of peat, the growth of seedling becomes healthy and strong, but
Hardening survival rate but has small size decline, and this is primarily due to perlite and plays the ventilative effect of water conservation in the medium, and peat
Nutrition needed for growth of seedling is provided.In general, the ratio of perlite and peat is 1：During 2-3, hardening survival rate and seedling
Growth reaches optimal.
Influence of the 5 different cultivation matrixes of table to hardening survival rate
| Perlite, peat weight ratio | Hardening survival rate（%） | Upgrowth situation |
| 1：1 | 98.2 | Seedling is slightly yellow |
| 1：2 | 97.8 | Seedling growth is good |
| 1：3 | 97.5 | Seedling growth is good |
| 1：4 | 92.2 | Seedling growth is good |
| 1：5 | 85.5 | Seedling growth is good |
Comparative example 1 to 6 understands that embodiment 1 is most preferred embodiment, and each step of embodiment 1 employs
Optimal culture condition described in embodiment 2 to 6, highest plant yield can be obtained.
Claims (1)
- A kind of 1. method of Herba Tricyrtidis macropodae tissue culture and rapid proliferation, it is characterised in that comprise the following steps：（1）The sterilization of Herba Tricyrtidis macropodaeApril between August, stem section of the clip with axillary bud, is first softly scrubbed with banister brush under running water, add it is appropriate wash it is clean Smart solution soaks 2 min, topples over after rinsing 0.5 h with flowing water after liquid detergent solution, in the super of more than the min of ultraviolet lamp disinfection 30 Stem section is transferred in 70% alcoholic solution in net workbench and soaks 1 min, with aseptic water washing 3 times, being soaked into dropwise addition there are 2 drops 0.1% HgCl of Tween-802Soaking disinfection 11-13 min in solution, are then fully embathed 3 times with sterilized water；（2）The induction of axillary budBy explant obtained in the previous step, it is inserted into normal polar orientation equipped with addition NAA 0.2 g/L, 6-BA 4.0 In the blake bottle of mg/L MS minimal mediums, the sucrose addition in the culture medium is 30 g/L, and agar addition is 8 g/ L, the addition of activated carbon are 0.5 g/L, pH 5.8-6.0, and culture medium is placed in the min of autoclave sterilization 20 at 121 DEG C；Connect The blake bottle planted first is placed in dark overnight, subsequent illumination cultivation, and condition of culture is：Cultivation temperature is (25 ± 1) DEG C, illumination Time is that 14 h light/10 h are dark, and intensity of illumination is 30-40 μm of ol/ (m2S), light source is white electricity-saving lamp；（3）The induction of Multiple BudsAfter the axillary bud of previous step culture is grown, the stem with axillary bud is cut in the superclean bench that uviol lamp sterilizes 30 min Section, the training of the MS minimal mediums equipped with the mg/L of addition TDZ 0.5 mg/L, 6-BA 2.0 is inoculated into normal polar orientation Support in bottle, the sucrose addition in the culture medium is 30 g/L, and agar addition is 8.0 g/L, and the addition of activated carbon is 0.5 G/L, pH 5.8-6.0, culture medium are placed in the min of autoclave sterilization 20 at 121 DEG C；First it is placed in dark overnight, subsequent illumination Culture, condition of culture are：Cultivation temperature is (25 ± 1) DEG C, and light application time is that 14 h light/10 h are dark, intensity of illumination 30-40 μ mol/(m2S), light source is white electricity-saving lamp；（4）The propagation of adventitious budThe adventitious bud clump that previous step induction obtains is cut into the sprout tuber of 2-3 strain adventitious buds, is inoculated into and added with normal polar orientation Add 6-BA 2.0mg/L, in the mg/L of IAA 1.0 MS minimal mediums, the sucrose addition in the culture medium is 30 g/L, fine jade Fat addition is 8.0 g/L, and the addition of activated carbon is 0.5 g/L, and pH 5.8-6.0, it is high that culture medium is placed in high temperature at 121 DEG C 20 min of pressure sterilizing；First it is placed in dark overnight, subsequent illumination cultivation, condition of culture is：Cultivation temperature is (25 ± 1) DEG C, light It is that 14 h light/10 h are dark according to the time, 30-40 μm of ol/ (m of intensity of illumination2S), light source is white electricity-saving lamp；（5）The culture of rootage of regeneration plantThe adventitious bud that blade is light green, growth is vigorous and 2 ~ 3 cm are high is cut, is inserted into the addition mg/L of NAA 0.2, activated carbon 0.5 In the blake bottle of g/L 50% MS minimal mediums, the sucrose addition in the culture medium is 15-20 g/L, agar addition For 8.0 g/L, the addition of activated carbon is 0.5 g/L, pH 5.8-6.0, and culture medium is placed in autoclave sterilization 20 at 121 DEG C min；First it is placed in dark overnight, subsequent illumination cultivation, condition of culture is：Cultivation temperature is (25 ± 1) DEG C, light application time 14 H light/10 h are dark, 30-40 μm of ol/ (m of intensity of illumination2s)；（6）Acclimatization and transplantsesThe height of seedling length of the tissue-cultured seedling of under growth root when root long is more than 5 cm, is unclamped the bottle cap of tissue culture bottle, noted into bottle to 5 more than cm Entering a small amount of clear water, prevent that culture medium is dry and cracked, but first do not remove bottle cap, 12 h are later half to move bottle cap away, after 12 h, removes bottle cap, Allow light directly according to the d of regenerated plant culture 2；Then carefully culture medium is smashed to pieces, takes out regeneration plant, with water infiltration root mistake After night, carefully the agar of residual is rinsed well, plant is colonized in perlite, peat weight ratio is 1：2-3 mixed-matrix In, pour permeable and covered with transparent sealed polyethylene plastic with heat and moisture preserving, at 15-25 DEG C, light source is adopted for indoor temperature control With natural light or white electricity-saving lamp；8th d unclamps film, makes to communicate with outside air, the 9th d opens film, often in blade face Spraying keeps moistening, and statistics finds that hardening survival rate is more than 97.5% after adapting to 5 d, has refined after seedling, has carefully dug out and be transplanted into greatly Field.
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| CN104663458A (en) * | 2015-03-22 | 2015-06-03 | 黎有辉 | Tissue culture and rapid propagation method for lilium davidii |
| CN104920228A (en) * | 2015-07-17 | 2015-09-23 | 中国科学院昆明植物研究所 | Lilium duchartrei franch tissue culture rapid propagation and separation preservation method |
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| CN105475129A (en) * | 2015-05-29 | 2016-04-13 | 三明市农业科学研究院 | Tissue-culture rapid propagation method for arundina graminifolia |
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| CN104663458A (en) * | 2015-03-22 | 2015-06-03 | 黎有辉 | Tissue culture and rapid propagation method for lilium davidii |
| CN105475129A (en) * | 2015-05-29 | 2016-04-13 | 三明市农业科学研究院 | Tissue-culture rapid propagation method for arundina graminifolia |
| CN104920228A (en) * | 2015-07-17 | 2015-09-23 | 中国科学院昆明植物研究所 | Lilium duchartrei franch tissue culture rapid propagation and separation preservation method |
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