CN107509617A - A kind of batch production ciltivating process of metasequoia cutting - Google Patents
A kind of batch production ciltivating process of metasequoia cutting Download PDFInfo
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- CN107509617A CN107509617A CN201710798443.3A CN201710798443A CN107509617A CN 107509617 A CN107509617 A CN 107509617A CN 201710798443 A CN201710798443 A CN 201710798443A CN 107509617 A CN107509617 A CN 107509617A
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- cutting
- metasequoia
- nutrient solution
- batch production
- field planting
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- 238000005520 cutting process Methods 0.000 title claims abstract description 69
- 241000218666 Metasequoia Species 0.000 title claims abstract description 55
- 238000010923 batch production Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 10
- 235000015097 nutrients Nutrition 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229920000742 Cotton Polymers 0.000 claims abstract description 9
- 238000005286 illumination Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 6
- 239000000843 powder Substances 0.000 claims abstract description 4
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 230000012010 growth Effects 0.000 claims abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 3
- 230000000249 desinfective effect Effects 0.000 claims description 3
- 238000006213 oxygenation reaction Methods 0.000 claims description 3
- 239000012153 distilled water Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 230000002786 root growth Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims 1
- 235000008935 nutritious Nutrition 0.000 claims 1
- 230000004083 survival effect Effects 0.000 abstract description 15
- 241000196324 Embryophyta Species 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 8
- 230000000877 morphologic effect Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000002028 Biomass Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 240000001371 Chamaedaphne calyculata Species 0.000 description 1
- 235000013691 Chamaedaphne calyculata var. angustifolia Nutrition 0.000 description 1
- 235000013685 Chamaedaphne calyculata var. latifolia Nutrition 0.000 description 1
- 235000013687 Chamaedaphne calyculata var. nana Nutrition 0.000 description 1
- 241000218691 Cupressaceae Species 0.000 description 1
- 235000011756 Vitis shuttleworthii Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- A01G31/00—Soilless cultivation, e.g. hydroponics
Abstract
The invention belongs to field of plant growing technology, is related to a kind of batch production ciltivating process of metasequoia cutting, including：(1) selection and processing of cutting；(2) preparation of nutrient solution；(3) batch production hydroponic culture systems are built；(4) nursery stock manages.Comprise the concrete steps that：Respectively 10cm, the cutting containing 23 buds are about from clip on 2 to 10 years raw metasequoia elite stands to grow fine.By 24h in the 1/3 of the cutting rooting powder solution for immersing 10g/L, it is subsequently placed in clear water and soaks 2 weeks, taken root under dark condition.After 2 weeks, fix cutting with field planting cotton and field planting basket and be placed on tool hole cystosepiment, cystosepiment is placed on the hydroponic box for filling nutrient solution, it is ensured that the 1/3 of cutting is substantially immersed in nutrient solution, gives appropriate illumination, and controls metasequoia growth temperature and water planting to be oxygenated the time.Nutrient solution is changed week about, monitors the growing state of cutting in real time.After 2 months, measurement metasequoia survival rate and number etc. of taking root.As a result find, the metasequoia cutting upgrowth situation of water planting is good in the process of the present invention, and survival rate and rooting rate are higher.And survival rate is high after metasequoia cutting transplanting, tree-like grace.
Description
Technical field
The invention belongs to field of plant growing technology, is related to a kind of batch production ciltivating process of metasequoia cutting.
Background technology
Metasequoia (Metasequoia glyptostroboides) is subordinate to Taxodiaceae, for megaphanerophyte of falling leaves, originates in China, writes
Name living fossil plant, is country-level national key protected plant.Metasequoia property enjoys light, relatively cold-resistant, not shade tolerant, be resistant to 40 DEG C of high temperature and-
30 DEG C of severe cold, it can both grow in deep, fertile in soil layer, moistening acid soil, can be grown again in light saline-alkali soil,
The well-grown particularly in the higher low humidity soil of soil moisture content.Metasequoia growth is fast, and tree performance is graceful, and it is verdant that the spring carrys out leatherleaf,
It is petals falling in riotous profusion that autumn has set in, is famous garden ornamental tree species, for isolated planting, avenue system or mass-planting in park, garden, lawn, greenery patches, often
As shade tree.
Sowing, cuttage, grafting, tissue culture are the major ways of plant propagation, and metasequoia is based on seed propagation.Due to metasequoia
The solid age it is later, seed Full Ratio is very low, breeding metasequoia just like a problem.Nowadays, the cultivation to metasequoia both at home and abroad
It is more using heterogeneity, different proportion organic and inorganic substances as matrix progress cutting propagation, mainly including cuttage,
Epicormic branch cuttage, season cuttage, more season cuttages etc., but cutting propagation metasequoia cutting survival rate is relatively low.The researchs such as Hong Jianfeng are found
In the branch cutting experiment that the primary elite stand of metasequoia is handled using sand as matrix, clear water, cutting survival rate highest only reaches 16.97%.
Water planting is a kind of mode of batch production soilless culture, and mainly directly providing it to cutting by nutrient solution grows institute
The nutriment needed, this mode had both solved soil restricted problem, again can productive target seeds on a large scale；Other root
System isolates with soil both avoids soil-borne disease, also eliminates management and fertilising to soil etc. and operates.Therefore, water planting, which turns into, plants
One of focus of thing technical field of cultivation research.
Metasequoia cutting of the present invention to all ages and classes elite stand carries out solution culture, there is provided a kind of survival rate and rooting rate compared with
High water planting design and method.
The content of the invention
The present invention is that solve the deficiencies in the prior art, there is provided a kind of metasequoia survival rate is high and the higher water planting of rooting rate is set
Meter and method, mainly include：(1) selection and processing of cutting；(2) preparation of nutrient solution；(3) batch production hydroponic culture systems are built；
(4) nursery stock manages.
Comprise the concrete steps that：Respectively 10cm is about from clip on 2 to 10 years raw metasequoia elite stands to grow fine, containing 2-3
The cutting of bud, with 75% alcohol disinfecting 1min, then 24h in the 1/3 of the cutting rooting powder solution for immersing 10g/L will be inserted
Bar, which is placed in clear water, to be soaked 2 weeks, is taken root under dark condition.After 2 weeks, cutting is fixed with field planting cotton and field planting basket, is put
In on tool hole cystosepiment, then cystosepiment is placed on the hydroponic box for filling nutrient solution, it is ensured that the 1/3 of cutting is substantially immersed in battalion
In nutrient solution, while illumination is given, and control diurnal temperature and nutrient solution to be oxygenated the time.Nutrient solution is changed week about, in real time prison
Survey the growing state of metasequoia cutting.After 2 months, statistics metasequoia survival rate, take root number and biomass etc..As a result find, with this hair
The metasequoia cutting upgrowth situation of bright method water planting is good, and survival rate and rooting rate are higher.In addition, survived after metasequoia cutting transplanting
Rate is high, tree-like grace.
Brief description of the drawings
Fig. 1 batch production hydroponic culture systems
Fig. 2 metasequoia cutting growing states
The metasequoia cutting (left side) and cutting base portion that Fig. 3 will take root are expanded on (right side)
Fig. 4 batch production hydroponic culture systems
Growing state after Fig. 5 metasequoias cutting transplanting
Embodiment
1. the selection and processing of cutting：Respectively from clip on 2 to 10 years raw metasequoia elite stands to grow fine be about 10cm,
Cutting containing 2-3 bud, with 75% alcohol disinfecting 1min, by 24h in the 1/3 of the cutting rooting powder solution for immersing 10g/L, so
Cutting is placed in clear water afterwards and soaked 2 weeks, is taken root under dark condition.
2. the preparation of nutrient solution：From the 1/2Hoagland nutrient solutions of improvement, wherein N content is 7.5mmol/L, P content
For 0.5mmol/L, K contents are 3.0mmol/L, and Ca contents are 2.0mmol/L, and Mg contents are 1.0mmol/L, and S contents are
1.0mmol/L, prepared with distilled water, pH is controlled between 5.5-6.
3. batch production hydroponic culture systems build (such as Fig. 4)：Mainly by cultivating stand (1), White LED fluorescent tube (2), tool hole cystosepiment
(3), nutrient solution (4), hydroponic box (5), cutting (6), field planting cotton (7), field planting basket (8), light control system, temperature control system, oxygen charging pump
Composition.Wherein：Cultivating stand (1)：Totally three layers, specification is 113cm × 57cm × 41cm/ layers, and every layer of top is equipped with White LED fluorescent tube
(2)；12 holes (3 × 4) cystosepiment (3)：Specification is 50cm × 36cm × 1cm (length × width × height), bore dia about 4.5cm, Kong Jian
Away from about 5.4cm；Hydroponic box (5)：Specification is 40cm × 25cm × 7cm (length × width × height) cube；It is colonized cotton (7)：Field planting
Cotton diameter 4.3cm, thick 1.5cm；Field planting basket (8)：Use No. 45 field planting baskets；Light control system (9)：Light source is White LED, during illumination
Between be 6：00-20：00；Temperature control system (10)：Central air-conditioning, 25 DEG C/18 DEG C of diurnal temperature；Oxygen charging pump (11)：Oxygenation the time be
Daily 10：00-11：00 and 14：00-15：00；Control system (12)：Use Timer Controlling illumination, temperature and oxygenation time.
Specific implementation step：
Cutting is fixed with field planting cotton and field planting basket, is placed on tool hole cystosepiment, then cystosepiment is placed on and filled
On the hydroponic box of nutrient solution, it is ensured that the 1/3 of cutting is substantially immersed in nutrient solution, while gives illumination, and is controlled temperature and filled
The oxygen time.Nutrient solution is changed week about, monitors the growing state of metasequoia cutting in real time.After 2 months, measure metasequoia survival rate,
Biomass and the morphological indexs such as number of taking root, and carry out variance analysis with SPSS17.0 softwares.
As a result find, the metasequoia cutting upgrowth situation of water planting is good in the process of the present invention, well developed root system.2 years breeder mother trees
Metasequoia cutting survival rate and rooting rate are minimum, and respectively 60% and 20%, the metasequoia cutting survival rate highest of 9 years breeder mother trees, reach
To the metasequoia rooting of cuttings rate highest of 100%, 7 year breeder mother tree, reach 67%.And flood is built the researchs such as cutting edge of a knife or a sword and found with Sha Weiji
Matter, clear water processing the primary elite stand of metasequoia branch cutting experiment in survival rate highest only have 16.97%, metasequoia cutting of the invention
Survival rate is far above the former.
4. nursery stock manages：By root growth is good, the leafiness cutting of branch is transplanted into fertile sandy loam, according to metasequoia
Growing state, appropriate illumination and moisture are given, optimum growh environment is provided for it.Metasequoia cutting survival rate after transplanting
100%, upgrowth situation is good, tree-like grace.
5. under the conditions of water planting, the morphological index statistics of the metasequoia cutting of all ages and classes elite stand.
The morphological index of the metasequoia cutting of all ages and classes elite stand of table 1
Note：2-10 represents metasequoia cutting of the elite stand age as 2-10 respectively.Data are the average value (n=repeated in table
3), different letters represent the significance of difference of the metasequoia cutting of all ages and classes elite stand in 0.05 level.
As can be seen from Table 1, the bud length of the metasequoia cutting of all ages and classes elite stand, root long, underground fresh weight are without significant difference.7
The year metasequoia cutting of breeder mother tree has maximum bud length (9.83cm) and underground fresh weight (1.42g), and the metasequoia of 10 years breeder mother trees inserts
Bar root long is most long (12.83cm).In addition, the metasequoia cutting bud number (7.00) of 2 years breeder mother trees is significantly more than 7 years breeder mother trees
The cutting (2.67) of (2.33), 10 years breeder mother trees, and metasequoia cutting radical (9.67), the ground fresh weight of 7 years breeder mother trees
(3.87g) is significantly higher than the cutting (being respectively 2.50,1.62g) of 2 years breeder mother trees.In a word, the metasequoia cutting life of 7 years breeder mother trees
Long situation is preferable.
Claims (3)
- A kind of 1. batch production ciltivating process of metasequoia cutting, it is characterised in that：(1) selection and processing of cutting；(2) nutrient solution Prepare；(3) batch production hydroponic culture systems are built；(4) nursery stock manages.(1) selection and processing of cutting：10cm is about from clip on 2 to 10 years raw metasequoia elite stands to grow fine, contain respectively The cutting of 2-3 bud, with 75% alcohol disinfecting 1min, by 24h in the 1/3 of the cutting rooting powder solution for immersing 10g/L, then Cutting is placed in clear water and soaked 2 weeks, is taken root under dark condition；(2) preparation of nutrient solution：From the 1/2Hoagland nutrient solutions of improvement, wherein N content is 7.5mmol/L, and P content is 0.5mmol/L, K content are 3.0mmol/L, and Ca contents are 2.0mmol/L, and Mg contents are 1.0mmol/L, and S contents are 1.0mmol/L, prepared with distilled water, pH is between 5.5-6 for regulation；(3) batch production hydroponic culture systems are built：Cutting is fixed with field planting cotton and field planting basket, is placed on tool hole cystosepiment, so Cystosepiment is placed on afterwards on the hydroponic box for filling nutrient solution, it is ensured that the 1/3 of cutting is substantially immersed in nutrient solution, while gives light It is White LED according to, light source, light application time 6：00-20：00, diurnal temperature is controlled at 25 DEG C/18 DEG C.Battalion is changed week about Nutrient solution, the growing state of metasequoia cutting is monitored in real time；(4) nursery stock manages：By root growth is good, the leafiness cutting of branch is transplanted to fertile sandy loam, grown according to metasequoia Situation, appropriate illumination and moisture are given, the growth for metasequoia different times provides suitable environment.
- 2. built according to the batch production hydroponic culture systems described in claim 1, it is characterised in that：Mainly by cultivating stand 1, White LED fluorescent tube 2, tool hole cystosepiment 3, hydroponic box 5, field planting cotton 7, field planting basket 8, light control system, Temperature control system, oxygen charging pump composition.Fluorescent tube 2 is arranged on the every layer of top of cultivating stand 1, and hydroponic box 5 is placed on cultivating stand 1, on hydroponic box 5 Tool hole cystosepiment 3 is placed, has hole cystosepiment 3 and field planting cotton 7, field planting basket 8 is used for fixing bigslip.The nutritious He of liquid 4 in hydroponic box Oxygen charging pump, and pass through Timer Controlling illumination, temperature and oxygenation time.
- 3. built according to the batch production hydroponic culture systems described in claim 1, it is characterised in that：Described hydroponic culture systems also include Light control system and temperature control system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710798443.3A CN107509617A (en) | 2017-09-05 | 2017-09-05 | A kind of batch production ciltivating process of metasequoia cutting |
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| CN201710798443.3A CN107509617A (en) | 2017-09-05 | 2017-09-05 | A kind of batch production ciltivating process of metasequoia cutting |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108770666A (en) * | 2018-03-30 | 2018-11-09 | 华南农业大学 | A kind of method of whole process full-spectrum LED light source vegetable aquaculture |
| CN110249818A (en) * | 2019-07-31 | 2019-09-20 | 云南省林业科学院 | A kind of rapid propagation method of the Water culture sequoia sempervirens based on wet flower mud matrix |
| CN111837916A (en) * | 2020-06-11 | 2020-10-30 | 北京林业大学 | Water culture rapid rooting method for larch branches |
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|---|---|---|---|---|
| CN102499043A (en) * | 2011-11-21 | 2012-06-20 | 江苏省农业科学院 | Cutting water culture rooting method for jasminum sambac |
| CN103493659A (en) * | 2013-09-22 | 2014-01-08 | 华南农业大学 | Method for quick breeding and seedling growing of pennisetum hydridum |
| CN105191795A (en) * | 2015-09-25 | 2015-12-30 | 临沂大学 | Rapid propagation method of gold leaf metasequoia tissue culture |
| CN106613685A (en) * | 2016-12-16 | 2017-05-10 | 唐登明 | Nutrient solution seedling culture method for quercus virginiana |
| CN106982691A (en) * | 2017-02-27 | 2017-07-28 | 焦杰彪 | A kind of metasequoia hardwood cutting and seedling raising method |
-
2017
- 2017-09-05 CN CN201710798443.3A patent/CN107509617A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102499043A (en) * | 2011-11-21 | 2012-06-20 | 江苏省农业科学院 | Cutting water culture rooting method for jasminum sambac |
| CN103493659A (en) * | 2013-09-22 | 2014-01-08 | 华南农业大学 | Method for quick breeding and seedling growing of pennisetum hydridum |
| CN105191795A (en) * | 2015-09-25 | 2015-12-30 | 临沂大学 | Rapid propagation method of gold leaf metasequoia tissue culture |
| CN106613685A (en) * | 2016-12-16 | 2017-05-10 | 唐登明 | Nutrient solution seedling culture method for quercus virginiana |
| CN106982691A (en) * | 2017-02-27 | 2017-07-28 | 焦杰彪 | A kind of metasequoia hardwood cutting and seedling raising method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108770666A (en) * | 2018-03-30 | 2018-11-09 | 华南农业大学 | A kind of method of whole process full-spectrum LED light source vegetable aquaculture |
| CN110249818A (en) * | 2019-07-31 | 2019-09-20 | 云南省林业科学院 | A kind of rapid propagation method of the Water culture sequoia sempervirens based on wet flower mud matrix |
| CN111837916A (en) * | 2020-06-11 | 2020-10-30 | 北京林业大学 | Water culture rapid rooting method for larch branches |
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