CN109329057A - The tissue culture mating system that ground is harvested - Google Patents

The tissue culture mating system that ground is harvested Download PDF

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Publication number
CN109329057A
CN109329057A CN201811280002.5A CN201811280002A CN109329057A CN 109329057 A CN109329057 A CN 109329057A CN 201811280002 A CN201811280002 A CN 201811280002A CN 109329057 A CN109329057 A CN 109329057A
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culture
harvested
tissue culture
days
ground
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李贵林
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DAXIN COUNTY SCIENCE AND TECHNOLOGY INFORMATION INSTITUTE
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DAXIN COUNTY SCIENCE AND TECHNOLOGY INFORMATION INSTITUTE
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01HNEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
    • A01H4/00Plant reproduction by tissue culture techniques ; Tissue culture techniques therefor
    • A01H4/001Culture apparatus for tissue culture
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01HNEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
    • A01H4/00Plant reproduction by tissue culture techniques ; Tissue culture techniques therefor
    • A01H4/008Methods for regeneration to complete plants

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  • Life Sciences & Earth Sciences (AREA)
  • Developmental Biology & Embryology (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Cell Biology (AREA)
  • Botany (AREA)
  • Environmental Sciences (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)

Abstract

The invention discloses the tissue culture mating systems that ground is harvested, comprising the following steps: (1) explant is handled, (2) callus tissue culture, (3) bud culture is lured, (4) shoot proliferation culture, (5) culture of rootage, (6) hardening.The tissue culture mating system harvested of the present inventionly, cultivation period is short, harvest that seedling is best in quality, high survival rate in obtained ground, be transplanted to adapt to after natural environment environment ability it is strong, pest and disease damage is few, the drought-resistant and cold performance that the earth is harvested is helped to improve, the yield harvested with guaranteeing, while the tissue cultivating technology to be further improved harvested provides reference.

Description

The tissue culture mating system that ground is harvested
Technical field
The present invention relates to breed of crop technical field, the tissue culture mating system harvested with being specifically related to.
Background technique
Ground harvest (Latin literary fame:Melastoma dodecandrum Lour.), also known as: shop floor, mountainous region M.-dodecandrum, lower margin M.-dodecandrum, It is the shape undershrub that crawls of Melastomataceae, Melastoma, it is 10-30 centimetres long;It is later hairless by strigose when young;Blade heavily fortified point paper Matter, elliptical or oval shape;Cyme, basidixed, petal lilac red to aubergine, water chestnut shape obovate, the month at florescence 5-7, fruiting period The 7-9 month.Ground harvest be it is a kind of integrate medicinal, ornamental and health care excellent ground cover plant, it is spherical berry that fruit is harvested on ground, directly For diameter in 0.5-1.5cm, annual 7-9 month is in batches mature, mellow fruit crust darkviolet, and pulp is sour-sweet to take on a red color and good Good natural red colouring matter raw material.Produce Guizhou, Hunan, Guangxi, Guangdong, Jiangxi, Zhejiang, Fujian, be born in 1250 meters of height above sea level it is below It is the common plant of acid soil in the bottom grass clump of hillside.
Ground is harvested with promoting blood circulation and hemostasis, antipyretic and antidote functions, and fruit is also edible and makes wine.Harvest adaptable, growth speed in ground Degree is fast, due to drought-enduring resistance to lean, can low level management, leaf, flower, fruit all have preferable ornamental value, by people in afforestation Favor, can be used as pionner plantation in slope of highway, soil erosion region and the torrid zone and subtropical area spaciouslyly and woods Lower greening.Ground is harvested research and is utilized in early days primarily as medicinal herbs by people, sweet in flavor, puckery, cool in nature, has promoting blood circulation and hemostasis, disappears Swollen dissolving stasis, it is clearing heat and detoxicating the effect of.It is clinically used for treatment high fever, swelling and pain, abscess of throat, toothache, red white bloody flux disease, yellow subcutaneous ulcer, water Swollen, dysmenorrhea, leukorrhagia, postpartum abdominal pain, carbuncle swells, treats the illnesss such as sore, hemorrhoid, venomous snake bite at metrorrhagia and metrostaxis.Modern clinical research report, can Ground is harvested, preparation is made, treat hemorrhage of digestive tract, hemostasia effect is significant.According to another report, antitumor, anti-aging, drop have been harvested in ground The effects of blood glucose, reducing blood lipid, and there is no toxic side effect to normal cell.
People harvest the comprehensive utilization of fruit with increasingly paying close attention to and study in recent years.It is a kind of succulence berry that fruit is harvested on ground, Subsphaeroidal, 7~11mm of diameter, reduced sugar accounts for the 96.34% of total reducing sugar in mellow fruit;Ascorbic content and tradition in fruit Fruit pears, banana etc. are suitable, and the content of its anthocyanin is all higher than most of fruit, reaches 300mg/kg.Harvest fruit in ground In at least contain 16 kinds of amino acid, including threonine, valine, methionine, leucine, isoleucine, phenylalanine, lysine It is 2 times or so of rice and wheat content Deng 7 kinds of human body institute essential amino acids.Glutamic acid content with higher, and required ammonia Base acid accounts for total amino acid content 32.80%.It harvests in fruit containing a variety of mineral members such as potassium, calcium, phosphorus, magnesium, sodium, iron, manganese, copper, zinc on ground Element, and the ratio of each mineral element is appropriate, fruit has the characteristics that hyperkalemia hyponatremia, is conducive to the acid-base balance for maintaining body.Together When, the content of macroelement calcium is higher, reaches 7328.4mg/kg, can be used as natural supplementary calcium food.Fruit is harvested on ground not only can be direct It is edible, natural pigment can also be extracted for food processing, the pigment that fruit is harvested on ground has no toxic side effect, and color value is up to 190, has dense Strongly fragrant fruit flavor, bright-colored in acid condition, property is more stable, can be used for beverage, cold drink, fruit wine, candy and dessert Coloring.Its pigment water or ethyl alcohol extract, simple process and low cost, are a kind of excellent natural food colours.
In its natural state, ground is harvested mainly by seminal propagation, but setting percentage is not high, and seed collection is difficult, sprouts from seed It is dealt into the time that plant blossom generally requires 2-4.There are also the artificial cultivation methods harvested about ground in recent years, at present Harvesting main mating system has: seminal propagation, cutting propagation, piecemeal breeding and tissue culture propagation, but the tissue culture breeding harvested about ground Side is rarely found relevant document, the main reason is that the reality that the tissue culture mating system that ground is harvested is magnified not yet is answered With.It is original fewer with wildly harvesting, and the idea for the comprehensive utilization that people harvest ground is more and more stronger, especially harvests fruit Development and utilization it is more and more welcomed by the people, the artificial cultivation harvested for ground is imperative, and sufficient product are provided for it It is also extremely important that seedling is harvested on good ground of fine quality.
Summary of the invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide the tissue culture mating system harvested a kind ofly, harvest Extension artificial cultivation provides sufficient ground best in quality and harvests seedling.
The invention is realized by the following technical scheme:
The tissue culture mating system that ground is harvested, including with step:
(1) explant is handled: when in 3~April harvesting rudiment, axillary bud is harvested as explant, with nothing in the ground for acquiring no disease and pests harm Bacterium water was rinsed well, then with alcohol disinfecting 20~30 seconds of 70~75%, was then used aseptic water washing 2~3 times, spare after dry;
(2) callus tissue culture: in an aseptic environment, axillary bud being put into callus tissue culture base and is cultivated, in temperature (25 ± 2) DEG C, cultivate under conditions of 2600~3000lux of intensity of illumination, light application time is 8~12h/d, is cultivated 7~10 days, and callus is obtained Tissue;
(3) it lures bud culture: in an aseptic environment, continuing culture in callus tissue culture base 10~13 days, cultivation temperature (25 ± 2) DEG C, 2800~3100lux of intensity of illumination, to the end of differentiating clump bud;
(4) shoot proliferation culture: being transferred to subculture multiplication medium and continue to cultivate, culture environment: 25~28 DEG C of temperature, illumination is strong Spend 2800~3100lux, light application time 12~14h/ days, incubation time 3~7 days;
(5) culture of rootage: going to and carry out culture of rootage on root media, condition of culture: 25 ± 2 DEG C of temperature, intensity of illumination 3000~3200lux;Culture 8~10 days, the root long to most of seedling reaches 1~3cm, and radical 3~5 can terminate;
(6) hardening: use greenhouse seedbed hardening, medium of seedling bed peat soil in mass ratio: river sand is 1:0.3~0.5, transplanting It is placed on shady place to seedbed, and pours appropriate root water, is transferred at sunlight after Miao Dinggen, continues culture 25 under natural conditions ~30 days, hardening was completed.
The callus tissue culture based formulas described in step (2) and (3) are as follows: MS+0.15~0.50mg/L 6-BA+ The agar of the sucrose+0.6% of 0.1~0.15mg/L NAA+2%.
Subculture multiplication medium formula described in step (4) are as follows: MS+0.15~0.50mg/L 6-BA+0.1~ The agar of the seaweeds+0.10% of the sucrose+0.12% of 0.15mg/L NAA+2.5%.
Step (5) described prescription of rooting medium are as follows: 1/2MS+0.1~+0.08~0.13mg/L of 0.15mg/L NAA The agar of the seaweeds+1.2% of the sucrose+0.15% of IBA+3%.
Hardening process choosing bog soil and river sand of the present invention by appropriate proportion mixing as the medium of seedling bed harvested, native soil Charcoal contains a large amount of organic matters, and loose porous, permeability is good, and retain water and nutrients power is again strong, harvests the growth of seedling with being conducive to, and can subtract The use of few fertilizer adds a small amount of river sand mixing, is more advantageous to the hydrophobic, air-permeability in seedbed, can promote plant respiration, be conducive to The root system development that ground is harvested, the basic no disease and pests harm of the seedling cultivated, high survival rate, the survival rate after also improving transplanting.
The seaweeds being added in culture medium contain various plants somatomedin and mineral element, chelated metal ions and Marine biomaterial, such as cytokinin, algal polysaccharides, rich in the growth of the various plants such as calcium, magnesium, iron, zinc, copper, manganese Necessary middle microelement integrates nutritional ingredient necessary to plant, marine bioactivity ingredient, seaweed organic matter. Seaweeds can promote plant cell quickly to divide, fast-growth, enhancing is metabolic, raising plant biological is drought-resistant and winter resistance Can, also have the function of inhibiting harmful organism, alleviate disease pest harm.
Beneficial effects of the present invention:
1, the tissue culture mating system harvested of the present inventionly, cultivation period is short, and obtained ground harvests that seedling is best in quality, survival rate Height, be transplanted to adapt to after natural environment environment ability it is strong, pest and disease damage is few, the yield harvested with helping to ensure that, while for into one It walks the tissue cultivating technology harvested with improvement and reference is provided.
2, the tissue culture mating system harvested of the present inventionly strictly optimizes by reasonable disposition culture medium and controls cultivation Training condition, up to 82% or more, 87% or more sprout-induction rate, 92% or more root induction rate survives callus formation rate after transplanting Rate is up to 92%.
3, the tissue culture mating system harvested to present invention research can carry out high-volume by special technical staff or mechanism Cultivation harvests for high-volume milpa and provides enough seedling sources.
4, the seaweeds added in culture medium of the present invention can promote plant cell quickly to divide, fast-growth, enhance newly Old metabolism, the drought-resistant and cold performance harvested with improving.
Specific embodiment
In order to keep technical solution of the present invention and advantage clearer, below with reference to the embodiment of the present invention, to the present invention Technical solution be clearly and completely described.
Embodiment 1
The tissue culture mating system that ground is harvested, including with step:
(1) explant is handled: when in April harvesting rudiment, axillary bud is harvested as explant in the ground for acquiring no disease and pests harm, uses sterile water It rinses well, then with alcohol disinfecting 30 seconds of 70%, then uses aseptic water washing 2 times, it is spare after dry;
(2) callus tissue culture: in an aseptic environment, axillary bud being put into callus tissue culture base and is cultivated, in temperature (25 ± 2) DEG C, cultivate under conditions of intensity of illumination 3000lux, light application time 10h/d is cultivated 8 days, obtains callus;
(3) it lures bud culture: in an aseptic environment, continuing culture 11 days, cultivation temperature (25 ± 2) in callus tissue culture base DEG C, intensity of illumination 2800lux, to the end of differentiating clump bud;
(4) shoot proliferation culture: being transferred to subculture multiplication medium and continue to cultivate, culture environment: 25 DEG C of temperature, intensity of illumination 2800lux, light application time 14h/ days, incubation time 3 days;
(5) culture of rootage: going to and carry out culture of rootage on root media, condition of culture: 25 ± 2 DEG C of temperature, intensity of illumination 3000lux;Culture 10 days, the root long to most of seedling reaches 1~3cm, and radical 3~5 can terminate;
(6) hardening: greenhouse seedbed hardening is used, medium of seedling bed peat soil in mass ratio: river sand 1:0.4, transplanting to seedling Bed is placed on shady place, and pours appropriate root water, is transferred at sunlight after Miao Dinggen, continues culture 28 days under natural conditions, Hardening is completed.
The callus tissue culture based formulas described in step (2) and (3) are as follows: MS+0.18mg/L 6-BA+0.12mg/ The agar of the sucrose+0.6% of L NAA+2%.
Subculture multiplication medium formula described in step (4) are as follows: MS+0.18mg/L 6-BA+0.1mg/L NAA+ The agar of the seaweeds+0.10% of 2.5% sucrose+0.12%.
Step (5) described prescription of rooting medium are as follows: the sucrose of 1/2MS+0.1mg/L NAA+0.1mg/L IBA+3% The agar of+0.15% seaweeds+1.2%.
Embodiment 2
The tissue culture mating system that ground is harvested, including with step:
(1) explant is handled: when in April harvesting rudiment, axillary bud is harvested as explant in the ground for acquiring no disease and pests harm, uses sterile water It rinses well, then with alcohol disinfecting 20 seconds of 75%, then uses aseptic water washing 3 times, it is spare after dry;
(2) callus tissue culture: in an aseptic environment, axillary bud being put into callus tissue culture base and is cultivated, in temperature (25 ± 2) DEG C, cultivate under conditions of intensity of illumination 2600lux, light application time 12h/d is cultivated 7 days, obtains callus;
(3) it lures bud culture: in an aseptic environment, continuing culture 10 days, cultivation temperature (25 ± 2) in callus tissue culture base DEG C, intensity of illumination 3100lux, to the end of differentiating clump bud;
(4) shoot proliferation culture: being transferred to subculture multiplication medium and continue to cultivate, culture environment: 26 DEG C of temperature, intensity of illumination 3100lux, light application time 12h/ days, incubation time 7 days;
(5) culture of rootage: going to and carry out culture of rootage on root media, condition of culture: 25 ± 2 DEG C of temperature, intensity of illumination 3200lux;Culture 8 days, the root long to most of seedling reaches 1~3cm, and radical 3~5 can terminate;
(6) hardening: greenhouse seedbed hardening is used, medium of seedling bed peat soil in mass ratio: river sand 1:0.35, transplanting to seedling Bed is placed on shady place, and pours appropriate root water, is transferred at sunlight after Miao Dinggen, continues culture 29 days under natural conditions, Hardening is completed.
The callus tissue culture based formulas described in step (2) and (3) are as follows: MS+0.16mg/L 6-BA+0.12mg/ The agar of the sucrose+0.6% of L NAA+2%.
Subculture multiplication medium formula described in step (4) are as follows: MS+0.16mg/L 6-BA+0.1mg/L NAA+ The agar of the seaweeds+0.10% of 2.5% sucrose+0.12%.
Step (5) described prescription of rooting medium are as follows: the sucrose of 1/2MS+0.1mg/L NAA+0.1mg/L IBA+3% The agar of+0.15% seaweeds+1.2%.
Embodiment 3
The tissue culture mating system that ground is harvested, including with step:
(1) explant is handled: when in April harvesting rudiment, axillary bud is harvested as explant in the ground for acquiring no disease and pests harm, uses sterile water It rinses well, then with alcohol disinfecting 30 seconds of 70%, then uses aseptic water washing 2 times, it is spare after dry;
(2) callus tissue culture: in an aseptic environment, axillary bud being put into callus tissue culture base and is cultivated, in temperature (25 ± 2) DEG C, cultivate under conditions of intensity of illumination 2800lux, light application time 8h/d is cultivated 10 days, obtains callus;
(3) it lures bud culture: in an aseptic environment, continuing culture 13 days, cultivation temperature (25 ± 2) in callus tissue culture base DEG C, intensity of illumination 3000lux, to the end of differentiating clump bud;
(4) shoot proliferation culture: being transferred to subculture multiplication medium and continue to cultivate, culture environment: 26 DEG C of temperature, intensity of illumination 3000lux, light application time 13h/ days, incubation time 5 days;
(5) culture of rootage: going to and carry out culture of rootage on root media, condition of culture: 25 ± 2 DEG C of temperature, intensity of illumination 3100lux;Culture 10 days, the root long to most of seedling reaches 1~3cm, and radical 3~5 can terminate;
(6) hardening: greenhouse seedbed hardening is used, medium of seedling bed peat soil in mass ratio: river sand 1:0.4, transplanting to seedling Bed is placed on shady place, and pours appropriate root water, is transferred at sunlight after Miao Dinggen, continues culture 28 days under natural conditions, Hardening is completed.
The callus tissue culture based formulas described in step (2) and (3) are as follows: MS+0.20mg/L 6-BA+0.12mg/ The agar of the sucrose+0.6% of L NAA+2%.
Subculture multiplication medium formula described in step (4) are as follows: MS+0.20mg/L 6-BA+0.12mg/L NAA+ The agar of the seaweeds+0.10% of 2.5% sucrose+0.12%.
Step (5) described prescription of rooting medium are as follows: the sucrose of 1/2MS+0.1mg/L NAA+0.1mg/L IBA+3% The agar of+0.15% seaweeds+1.2%.
The following are the ground in the embodiment of the present invention to harvest seedling tissue culture test result:
As can be seen from the above table: the tissue culture mating system harvested of the inventionly has good rooting rate and transplanting survival rate, Wherein field-transplanting survival rate illustrates that it has the preferable ability for resisting external environment variation 92% or more.Present invention training It is shorter to educate the period, and seedling quality is high, can for the extension artificial cultivation harvested the ground best in quality of abundance be provided harvest seedling.

Claims (4)

1. the tissue culture mating system that ground is harvested, which is characterized in that including with step:
(1) explant is handled: when in 3~April harvesting rudiment, axillary bud is harvested as explant, with nothing in the ground for acquiring no disease and pests harm Bacterium water was rinsed well, then with alcohol disinfecting 20~30 seconds of 70~75%, was then used aseptic water washing 2~3 times, spare after dry;
(2) callus tissue culture: in an aseptic environment, axillary bud is put into callus tissue culture base and is cultivated, in temperature 25 ± 2 DEG C, cultivate under conditions of 2600~3000lux of intensity of illumination, light application time is 8~12h/d, is cultivated 7~10 days, and callus is obtained Tissue;
(3) it lures bud culture: in an aseptic environment, continuing culture in callus tissue culture base 10~13 days, cultivation temperature 25 ± 2 DEG C, 2800~3100lux of intensity of illumination, to the end of differentiating clump bud;
(4) shoot proliferation culture: being transferred to subculture multiplication medium and continue to cultivate, culture environment: 25~28 DEG C of temperature, illumination is strong Spend 2800~3100lux, light application time 12~14h/ days, incubation time 3~7 days;
(5) culture of rootage: going to and carry out culture of rootage on root media, condition of culture: 25 ± 2 DEG C of temperature, intensity of illumination 3000~3200lux;Culture 8~10 days, the root long to most of seedling reaches 1~3cm, and radical 3~5 can terminate;
(6) hardening: use greenhouse seedbed hardening, medium of seedling bed peat soil in mass ratio: river sand is 1:0.3~0.5, transplanting It is placed on shady place to seedbed, and pours appropriate root water, is transferred at sunlight after Miao Dinggen, continues culture 25 under natural conditions ~30 days, hardening was completed.
2. the tissue culture mating system harvested according to claim 1, which is characterized in that callus group described in step (2) and (3) Knit culture medium prescription are as follows: the fine jade of MS+0.15~0.50mg/L+0.1~0.15mg/L of 6-BA NAA+2% sucrose+0.6% Rouge.
3. the tissue culture mating system harvested according to claim 1, which is characterized in that the training of shoot proliferation described in step (4) Support based formulas are as follows: the seaweed of MS+0.15~0.50mg/L+0.1~0.15mg/L of 6-BA NAA+2.5% sucrose+0.12% The agar of element+0.10%.
4. the tissue culture mating system harvested according to claim 1, which is characterized in that root media described in step (5) Formula are as follows: the seaweeds of 1/2MS+0.1~0.15mg/L+0.08~0.13mg/L of NAA IBA+3% sucrose+0.15%+ 1.2% agar.
CN201811280002.5A 2018-10-30 2018-10-30 The tissue culture mating system that ground is harvested Pending CN109329057A (en)

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CN117178888A (en) * 2023-09-03 2023-12-08 华南农业大学 Efficient in-vitro regeneration method for pedicel and oyster leaves of Pink flower

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Publication number Priority date Publication date Assignee Title
CN115968783A (en) * 2023-01-03 2023-04-18 北京艾比蒂生物科技有限公司 Rapid propagation method of euphorbia pekinensis
CN117178888A (en) * 2023-09-03 2023-12-08 华南农业大学 Efficient in-vitro regeneration method for pedicel and oyster leaves of Pink flower
CN117178888B (en) * 2023-09-03 2024-06-04 华南农业大学 Efficient in-vitro regeneration method for pedicel and oyster leaves of Pink flower

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