CN103782789B - Cultivation method for sonneratia apetala Buch-Ham seedlings - Google Patents
Cultivation method for sonneratia apetala Buch-Ham seedlings Download PDFInfo
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- CN103782789B CN103782789B CN201410071510.8A CN201410071510A CN103782789B CN 103782789 B CN103782789 B CN 103782789B CN 201410071510 A CN201410071510 A CN 201410071510A CN 103782789 B CN103782789 B CN 103782789B
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- 241000532859 Sonneratia apetala Species 0.000 title abstract 6
- 238000012364 cultivation method Methods 0.000 title abstract 3
- 239000002689 soil Substances 0.000 claims description 10
- 238000012136 culture method Methods 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 9
- 235000008935 nutritious Nutrition 0.000 claims description 8
- 230000000844 anti-bacterial effect Effects 0.000 claims description 7
- 239000003899 bactericide agent Substances 0.000 claims description 7
- 201000010099 disease Diseases 0.000 claims description 7
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 7
- 241000238631 Hexapoda Species 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 241000607479 Yersinia pestis Species 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 3
- QGHREAKMXXNCOA-UHFFFAOYSA-N thiophanate-methyl Chemical group COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC QGHREAKMXXNCOA-UHFFFAOYSA-N 0.000 claims description 3
- 239000005842 Thiophanate-methyl Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 10
- 230000012010 growth Effects 0.000 abstract description 10
- 230000004083 survival effect Effects 0.000 abstract description 9
- 241000196324 Embryophyta Species 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
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- 238000010276 construction Methods 0.000 abstract 1
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- 230000006378 damage Effects 0.000 description 4
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- 239000010871 livestock manure Substances 0.000 description 4
- 239000013535 sea water Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 3
- YYRMJZQKEFZXMX-UHFFFAOYSA-N calcium;phosphoric acid Chemical compound [Ca+2].OP(O)(O)=O.OP(O)(O)=O YYRMJZQKEFZXMX-UHFFFAOYSA-N 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002786 root growth Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000009331 sowing Methods 0.000 description 2
- 239000002426 superphosphate Substances 0.000 description 2
- 230000005068 transpiration Effects 0.000 description 2
- 230000003442 weekly effect Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241000219991 Lythraceae Species 0.000 description 1
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- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 241000120622 Rhizophoraceae Species 0.000 description 1
- 241000532863 Sonneratia Species 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
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- 239000013505 freshwater Substances 0.000 description 1
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- 230000014759 maintenance of location Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
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- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
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- Cultivation Of Plants (AREA)
Abstract
The invention discloses an efficient cultivation method for sonneratia apetala Buch-Ham seedlings. The purpose is to solve the problems that in the forestation initial stage of sonneratia apetala Buch-Ham, the survival rate is low, and the preserving rate is low. The method includes the following steps of seedling cultivation, seedling transplanting and stem and root cutting, and the cultivation method has the advantages that stem cutting and secondary root cutting are performed on the container-grown seedlings of certain specifications in the later stage of sonneratia apetala Buch-Ham seedling cultivation, so that the sonneratia apetala Buch-Ham seedlings are developed in root system, plants are robust, the thickness of stems is increased obviously, and high-quality seedlings good in uniformity can be provided for coast protection forest construction. The seedlings cultivated by the application of the technology can make the original forestation survival rate be improved above 95% from 85%, and the original preserving rate of annual growth sonneratia apetala Buch-Ham can be improved to 90% from 81%. Therefore, compared with the traditional mode that half year growth seedlings of the 40cm-70cm height are adopted for performing forestation, the forestation survival rate and the preserving rate are greatly improved. The technology is particularly suitable for performing mangrove forest forestation on coastal mud flat.
Description
Technical field
The present invention relates to the seedling culture technology in forestry, particularly relate to the seedling culture method of the pagatpat in mangrove plant.
Background technology
Pagatpat (Sonneratia apctala Buch-Ham) is Sonneratiaceae plant, and originating in Bangladesh Shen Daben (Sundarban) mangrove area, is high megaphanerophyte, growth rapidly, well developed root system, has bamboo shoot shape respiratory root, is the pioneer tree species of naked beach artificial afforestration.In recent years, the mangrove forest of my district's Coastal beach is subject to different modes, destruction in various degree, causes coastal ecotope increasingly to worsen, therefore, widelys popularize Coast Mangrove afforestation imperative.Introduce a fine variety pagatpat, be conducive to the stand structure changing Coastal beach, make unlined forest structure become polylayer forest structure, for the ecotope improving Coastal beach creates conditions, after pagatpat grows into forest, also can play imperial wind disappear wave, the solid bank of bank protection, beautify the effect of seashore (dike).
China forest-science worker Zheng DS jade tablet, Chen Huanxiong in 1985 etc. introduce pagatpat from Bangladesh, and be planted in Dong Zhaigang Mangrove Nature Reserves, Hainan, growth perfonnance is good.1993-2000 again north causes the ground such as Zhanjiang in Guangdong, Shenzhen, Zhuhai, Shantou and Maoming, and growth perfonnance is also good, all can normally blossom and bear fruit.But introduce a fine variety in process in above-mentioned area, the outplanting rate of artificial breeding is still lower, and as introduced a fine variety in seedling growth test in Zhanjiang, outplanting rate on average only has 750 strains/kilogram seed (thousand grain weigth 14.41 grams), and all freeze to death 1996 and nursery stock in 1998, within 1999 years, major part is freezed to death.Find above-mentioned introducing a fine variety in process, the pagatpat seedling afforestation effect of pagatpat artificial culture is unsatisfactory, and after being mainly manifested in afforestation, initial stage survival rate is unstable, is vulnerable to the destruction of the factor such as tidewater, seashore animal.And pagatpat Cold resistance is poor, survival rate is comparatively large by weather effect, directly affects the survival rate of afforestation and the storage rate in forest land.
Summary of the invention
The object of this invention is to provide a kind of pagatpat seedling culture method efficiently, become seedling percent, problem that storage rate is low to solve the mangrove plant pagatpat afforestation initial stage, reach object of afforesting efficiently.
The seedling culture technology of the pagatpat that the present invention proposes, comprises the steps:
(1) cultivating seedlings
Pagatpat seedling is obtained by cultivating seedlings;
(2) seedling replanting
Selection grows 6 true leaves or height of seedling reaches the sprigging of 6-8cm in container;
Transplant and preferably carry out at the cloudy day, avoid high light, high temperature makes seedling dehydration dead, the preferred nutritious bag of described container, the specification of nutritious bag is preferably 10 × 13cm, and matrix formulations is preferably: red soil (table soil) 40%+ macerates ripe cow dung 20%+ farmyard manure 20%+ thin sand and soil 17%+ superphosphate 3%;
(3) cut bar and be completely cured
1. first time is completely cured
When pagatpat seedling reaches 40-70cm in container, carry out cutting lateral root, the container seedling of same batch is moved again and carries out volume seedling;
The growth of pagatpat seedling rapidly, when in container, pagatpat seedling reaches 40-70cm, carry out cutting lateral root, to promote root growth, the container seedling of same batch is moved again and carries out volume seedling, can break in depth under part root system, promote that side root is sprouted, although have certain influence to the growth of plant in a short time, root growth, nursery stock stalwartness can be promoted, improve the survival rate in later stage;
2. bar is cut and secondary is completely cured
To highly carrying out cutting bar more than pagatpat seedling in the container of 1m, namely cutting off the first half of plant cane with secateurs, noticing that clip is level and smooth, side shoot or blade are suitably pruned, and base portion retains 60-70cm, newly organized seedling of laying equal stress on, carry out secondary to be completely cured, the preferred cloudy day operates;
Preferably 40-60 days before afforestation, carries out section bar and secondary is completely cured, and side shoot or blade are suitably pruned, to reduce transpiration.
3. the management after bar is cut
In container, pagatpat seedling carries out cutting after bar and secondary be completely cured, strengthen moisture, illumination and extermination of disease and insect pest work, control rich water uses, and suitably shades, avoid burning sun and be exposed to the sun after cutting bar in 1-2 week, and it is moistening to note keeping basin soil, hot weather can carry out blade spray, sprays bactericide immediately after cutting bar, and controlling disease occurs, often 1-2 week regularly spray bactericide, until go out garden afterwards.
Bactericide preferable methyl topsin or tpn.
Compared to existing technology, the invention has the advantages that:
1, section bar, a technology of being completely cured is adopted at seedling fostering later stage, to highly carrying out cutting bar more than pagatpat seedling in the container of 1m, and successively carry out twice cutting lateral root, pagatpat seedling well developed root system, robust plant, cane are increased obviously thick, improve resistance, can be coast protection forest structure provides uniformity good high-quality seedling.
2, section bar in employing the present invention, technology of being completely cured carry out the popularization and afforestation of pagatpat at Coastal beach, survival rate can be increased to more than 95% by original 85%, the storage rate of 1 year above pagatpat woods of life is increased to 90% by original 81%.Therefore, afforest relative to the seedling of the annual 40-70cm height of traditional employing, substantially increase afforestation survival rate and retention rate, this technology is particularly useful for the Mangroves of Coastal beach.
Embodiment
With embodiment, the invention will be further described below, but the present invention is not limited to these embodiments.
Embodiment:
Pagatpat seedling culture method, carry out as follows:
(1) cultivating seedlings
1. seeding and seedling raising
The liquor potassic permanganate sowing front 3-5g/L carries out disinfection to seed, seedbed.Get the pagatpat seed stocked, rinse well with clear water and be seeded on seedbed.Sowing adopts the mode of uniform broadcasting, and covers the thick Nutrition Soil of 1.0cm, then with plank compacting gently, then uses plastic film covering.
2. seedling management
When pagatpat seedling has true leaf to extract out, introduce seawater and fill with seedling furrow; When seedling has 2-3 to open true leaf, drench seedling with fresh water and keep furrow face moistening, introduce seawater leaching seedling furrow simultaneously; When seedling grow 3-4 sheet true leaf, more than cane 2cm and degree of lignification stronger time, introduce every day seawater leaching seedling furrow face once.When daytime, the sun was stronger, shade with Shading net covering.When about growth of seedling to 45 day, impose liquid manure, initial stage fertilising concentration is spray once in 0.25%, 2 weeks; After 1 month, concentration progressively increases to 0.40%, sprays weekly once.And strengthen the extermination of disease and insect pest and cold damage control.
(2) seedling replanting
When seedling grows 6 true leaves, when height of seedling reaches 6-8cm, transplant in nutritious bag.Transplanting should be carried out at the cloudy day, avoids high light, high temperature makes seedling dehydration dead.The specification of nutritious bag is 10 × 13cm, and matrix formulations is: red soil (table soil) 40%+ macerates ripe cow dung 20%+ farmyard manure 20%+ thin sand and soil 17%+ superphosphate 3%.
(3) cut bar and be completely cured
1. first time is completely cured
Rapidly, when container seedling reaches 40-70cm, mobile nutritious bag, carries out cutting lateral root to the growth of pagatpat seedling, to promote well developed root system.
2. bar is cut and secondary is completely cured
Afforestation first 40 days, carry out cutting a bar to the container seedling highly more than 1m, base portion retained 60-70cm, and re-moves nutritious bag hardening, carries out secondary and is completely cured, and should carry out suitably pruning to reduce transpiration to side shoot or blade.
3. the management after bar is cut
Pagatpat container seedling carries out cutting after bar and secondary are completely cured strengthens moisture, illumination and extermination of disease and insect pest work, controls rich water and uses.Suitably shade in 1-2 week after cutting bar, and keep basin soil moistening, spray weekly the bactericide such as thiophanate methyl, tpn.
(3) afforestation technology
1. habitat location: plantation measures is less than marine outfall, the river place of 10 ‰ at seawater salinity, the beach of drier not accumulated water after ebb.The beach that mud is thicker, soft, fertile, Afforestation Effects is better.
2. planting density: plant line-spacing adopts 3 × 3m.
3. plant: select plantation in June, adopt bracing wire plantation, plantation hole specification is 20 × 20 × 20cm, and often hole is put about 20g composite fertilizer and made base manure, wants righting and earthing compacting after plantation.
4. young growth is managed and protected: pagatpat needs reinforcement to manage and protect after planting, particularly damage by disease and insect control and prevent artificial destruction.
Claims (5)
1. pagatpat seedling culture method, comprises the steps:
(1) cultivating seedlings
Pagatpat seedling is obtained by cultivating seedlings;
(2) seedling replanting
Selection grows 6 true leaves or height of seedling reaches the sprigging of 6-8cm in container;
(3) cut bar and be completely cured
1. first time is completely cured
When pagatpat seedling reaches 40-70cm in container, carry out cutting lateral root, the container seedling of same batch is moved again and carries out volume seedling;
2. bar is cut and secondary is completely cured
To highly carrying out cutting bar more than pagatpat seedling in the container of 1m, cut off the first half of plant cane, clip is level and smooth, and side shoot or blade are pruned, and base portion retains 60-70cm, newly organized seedling of laying equal stress on, and carry out secondary and be completely cured, the cloudy day operates;
3. the management after bar is cut
In container, pagatpat seedling carries out cutting after bar and secondary be completely cured, strengthen moisture, illumination and extermination of disease and insect pest work, control rich water uses, and shades, avoid burning sun and be exposed to the sun after cutting bar in 1-2 week, and it is moistening to note keeping basin soil, hot weather carries out blade spray, sprays bactericide immediately after cutting bar, and controlling disease occurs, often 1-2 week regularly spray bactericide, until go out garden afterwards.
2. pagatpat seedling culture method according to claim 1, is characterized in that: described sprigging, cut bar and be completely cured and to carry out at the cloudy day.
3. pagatpat seedling culture method according to claim 1, is characterized in that: described container is nutritious bag.
4. pagatpat seedling culture method according to claim 3, is characterized in that: the specification of described nutritious bag is 10 × 13cm.
5. pagatpat seedling culture method according to claim 1, is characterized in that: described bactericide is thiophanate methyl or tpn.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410071510.8A CN103782789B (en) | 2014-02-28 | 2014-02-28 | Cultivation method for sonneratia apetala Buch-Ham seedlings |
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| CN201410071510.8A CN103782789B (en) | 2014-02-28 | 2014-02-28 | Cultivation method for sonneratia apetala Buch-Ham seedlings |
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| CN104186273B (en) * | 2014-06-23 | 2016-01-27 | 中国林业科学研究院热带林业研究所 | The method of forestation of high salinity deep water seabeach mangrove forest |
| CN106234025A (en) * | 2016-09-29 | 2016-12-21 | 广西特色作物研究院 | The method for culturing seedlings that a kind of Fructus Lycopersici esculenti secondary is completely cured |
| CN114586613A (en) * | 2022-03-04 | 2022-06-07 | 玉溪市农业科学院 | Method for inducing early and fast adventitious roots of bare-rooted strawberry seedlings in southwest region |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20030060681A (en) * | 2002-01-11 | 2003-07-16 | 최장옥 | A method of cultivation of seeding using nonfabric port |
| CN102144520A (en) * | 2011-04-21 | 2011-08-10 | 中国林业科学研究院热带林业研究所 | Method for reforming sonneratia apetala pure forest by using ruguiera gymnorrhiza |
| CN102860165A (en) * | 2011-07-04 | 2013-01-09 | 周进友 | Plant transplanting technology with cultivation container |
| CN102835243A (en) * | 2012-09-26 | 2012-12-26 | 钦州市林业科学研究所 | Sonneratia apetala seedling cultivation and forestation method |
| CN102948355A (en) * | 2012-10-24 | 2013-03-06 | 中国林业科学研究院热带林业研究所 | Potting technology for mangrove forest seedling cultivation |
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