CN102301890A - Technology for propagating Artocarpus nanchuanensis seeds - Google Patents
Technology for propagating Artocarpus nanchuanensis seeds Download PDFInfo
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- CN102301890A CN102301890A CN201110203043A CN201110203043A CN102301890A CN 102301890 A CN102301890 A CN 102301890A CN 201110203043 A CN201110203043 A CN 201110203043A CN 201110203043 A CN201110203043 A CN 201110203043A CN 102301890 A CN102301890 A CN 102301890A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/28—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture specially adapted for farming
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Abstract
The invention belongs to the field of silviculture, botany and a technology for planting plants and specifically relates to a technology for propagating Artocarpus nanchuanensis seeds. The technology comprises a seed treating technology and a nutrition cup seedling culturing technology; the seed treating technology comprises the following steps of picking fruits, separating seeds, selecting seeds, treating seeds at a low temperature and storing seeds; the nutrition cup seedling culturing technology comprises the following steps of preparing nutrition soil, sowing seeds and managing a nursery garden. The germination rate of the Artocarpus nanchuanensis seeds which are directly sowed is less than 56% and the germination rate can be improved to 84.3% through utilizing the seed treating technology provided by the invention; by utilizing a nutrition cup to culture seedlings, the germination rate of the Artocarpus nanchuanensis seeds can reach more than 93%, so that the germination rate and the emergence rate of the seeds are obviously improved and the emergent seedlings are more orderly.
Description
Technical field
The invention belongs to silviculture, botany and plant planting technical field, be specially Nanchuan wood POLO seminal propagation technology.
Background technology
Nanchuan wood POLO, English Altocurpus nanchuanensis S.S.Chang et S.X.Tan et Z.Y.Liu for the Moraceae jackfruit belongs to the aiphyllium seeds, has another name called breadfruit, the water wax gourd.Discoveries such as these species are virtuous by Chongqing City's medicine plantation scholar Tan of research institute in nineteen eighty-two, Liu Zhengyu were delivered by the Wu Zhengyi of Kunming plant institute of Chinese Academy of Sciences professor and Mr. Zhang Xiushi of the Guizhou Province academy of sciences etc. and to be novel species in 1988, for China's Chongqing City's Nanchuan District peculiar.Wood POLO in Nanchuan is only found two places wildly at present within the border in the Nanchuan city, existing only have adult elite stand 5 strains, is grown in before low mountain forest margin zone or the resident room of height above sea level 500-700 rice behind the house.The jackfruit platymiscium is tropical species, mainly is distributed in torrid areas such as India.Chief executive expert Mr. Li Zhenyu of Institute of Botany, Chinese Academy of Sciences's polant systematics waits and thinks; Nanchuan wood POLO is the most northern kind that this platymiscium natural species distributes; Have higher scientific research and conservation value, have crucial value at aspects such as polant systematics, plant evolution and origin, plant geographical distribution and flora researchs especially.
Analyze Nanchuan wood POLO from aspects such as scientific research value, conservation value, economic worth and DEVELOPMENT PROSPECT and have following characteristics:
(1) rare, the utmost point danger of these species
Nanchuan wood POLO is that this platymiscium natural species is distributed in China's kind northernmost; It is the endemic plant of the most rare utmost point danger of China; Existing wild quantity of only depositing seldom; After passing through to the Nanchuan site inspection, the chief executive expert Li Zhenyu researcher of Institute of Botany, Chinese Academy of Sciences's polant systematics thinks that if do not take the rational and effective safeguard measure these species have the danger of nature extinction.Therefore the protection research of carrying out these species has crucial meaning.
(2) researching value is higher
Investigation analysis from early stage; The distribution area and the distribution of Nanchuan wood POLO are also not fully aware of now; Understanding to the aspects such as ecological and biological characteristic, growth-development law, cottage propagation, propagation by grafiting and tissue culture of the natural environment situation in its natural distribution area and species self is gone back wretched insufficiency; Special few in the research of aspects such as polant systematics, plant evolution and origin, plant geographical distribution and flora research, therefore be necessary to carry on deep investigation and research work.
(3) nutritive value is higher
Nanchuan wood POLO fruit contains the orange pepper vinegar of acetate amine fat (aurantiamide acetate), ring wooden POLO ketenes (cycloartenone) and necessary multiple polysaccharide, protein and the amino acid of human body; And contain necessary for human body trace element and multivitamins such as potassium, sodium, magnesium, calcium, iron, zinc; Have high nutritive value, can develop a series of high-quality fruit beverage through deep processing.
(4) the health-care medical effect is big
Preliminary test shows that the fruit of Nanchuan wood POLO has control action preferably to intestines problems such as constipation, and edible for a long time Nanchuan wood POLO fruit can improve intestinal condition effectively, and progressively realizes rehabilitation.Use among the people shows that its bark and tree root have better curative effect to part human body skin disease, but the above-mentioned medical mechanism of action it be unclear that, and is necessary to carry out the developmental research of aspects such as medicine.
(5) contamination resistance is strong, views and admires of high grade
Nanchuan wood POLO is at acid ground; Survival ability is extremely strong under the heavier environmental condition of atmospheric pollution; These species have powerful absorption flue dust and rich effect and the ability of amassing pollutants such as sulphur dioxide; This effect and ability be urban afforestation seeds and road avenue tree planting institute special demands just; It is straight to add its trunk; Tree-like grace; The four seasons are evergreen; Have higher ornamental value, it is expected to become courtyard greening, urban afforestation and the road avenue tree planting of the city and reservoir area of Three Gorges a new generation high-quality.
(6) wood quality is good
Wood POLO in Nanchuan is a kind of high-quality aiphyllium plant, growth rapidly, trunk is perfectly straight tall and big, wood structure is fine and close, material is good, so it not only can be used as the high-quality ornamental plants, can be used as high-quality speed again and gives birth to commerical tree species and widely popularize plantation.
Therefore wood POLO in Nanchuan is as the distinctive rare utmost point danger commodity trees resource of China; Have higher scientific research value, social economic value and conservation value; And has a good developmental research prospect; Carry out resource investigation, protection research to Nanchuan wood POLO; Promotion is to the protection of resources management of these utmost point danger species; Can not only promote its rational exploitation and utilization, more can promote the development of multiple industry, have important economy and social effect.
But simultaneously from finding in later nearly 20 years of the Nanchuan wood POLO; Upgrading naturally and breeding of Nanchuan wood POLO never has progress; Its main cause is that Nanchuan wood POLO ripening rate under natural environmental condition is high; But the natural germination rate of its seed is extremely low, and being difficult in the open air see has the treelet of natural propagation seedling.
In order to protect bio-diversity germ plasm resource, and make contributions for local economic development, the inventor began to carry out the artificial propagation techniques research of Nanchuan wood POLO from 2000, through the research more than 8 years, accomplished the seminal propagation technical research of the wooden POLO in Nanchuan finally.
Summary of the invention
Main purpose of the present invention is to the problems referred to above a kind of Nanchuan wood POLO seminal propagation technology to be provided, and protects rare species in imminent danger.
Concrete technical scheme of the present invention is following: wood POLO seminal propagation technology in Nanchuan comprises seed processing technology and nutrient cup seedling growing process.
Seed processing technology comprises plucks fruit, seed separation, seed selection, seed low temperature treatment and seed storage several steps, and concrete grammar is following:
Pluck fruit, select orange-yellow Nanchuan wood POLO fruit, connect carpopodium and adopt down together; Gently adopt and put down gently, guarantee the complete of fruit, thickness was no more than 3 times of fruit average diameters when fruit was stacked; Usually heap 3-5 layer fruit and get final product, need after adopting back to stack and carried out after-ripening in 1-3 days, well-done to guarantee fruit.
Seed separates, and fruit is heaped to all becoming orange-yellow, during the epidermis easy separation, adopts manual mode that fruit is divided into 2-3 part, seed is separated from pulp, with ventilative container again.
Seed selection; After seed is isolated; With flushing with clean water 2-3 time; Clean the residual impurity such as pulp of the surface of the seed, the not full or hypogenetic seed that will bubble through the water column is simultaneously rejected, and drains away the water; Can not shine; Manual mode is rejected impaired seed or lopsided seed again, and the coverings such as seed application wet towel that can not in time store or sow the same day prevent that dehydration from causing seed to lose vigor.
Seed low temperature treatment, the seed after the seed selection place 3-6 ℃ cryopreservation case to preserve 18-22 hour with the good cloth bag splendid attire of permeability, make seed accomplish vernalization, and it is neat to guarantee to emerge.
Seed storage; Through the seed of the low temperature treatment storage of should in time preserving moisture; Storeroom needs with medicaments such as carbendazim sterilization to be carried out on ground and wall earlier; The yellow sand of back 15 centimetres of pad one layer thicknesses on ground; Pile up with the mode of one deck seed one deck yellow sand respectively later; The thickness of every layer of seed must not surpass the transverse diameter height of three seeds; The thickness of every layer of yellow sand should surpass every layer of seed thickness about 20%; The total number of plies of the accumulation of seed should not be above 3 layers; Make the humidity of yellow sand be controlled at about 75% (70-80%) in the storage; Inspection in later every 3-4 days once; Prevent that seed from going mouldy, yellow sand need one month earlier be ready to and carry out disinfection, and disinfectant is 800 times of liquid sprayings of carbendazim of 40%; The spraying back in time covered 3-5 days, guaranteed sterilization effect.
The nutrient cup seedling growing process comprises preparation nutrition soil, sowing, and nursery bed management, concrete grammar is following:
Preparation nutrition soil; Nutrition soil is the week preparation and the nutrient cup of packing into prior to seeding; Nutrition soil is humus soil; Yellow sand; The fermentation sawdust was by preparation in 3: 1: 1; Nutrient cup adopts the nutrient cup of 14-16 centimetre of bore, and all formula materials must be ready to before one month and strict sterilization, and sawdust wherein need be through the digest process more than 3 months.
Sowing, through handling and the Nanchuan wood POLO seed of storage sow in the 2-3 month, 2 seeds of each nutrient cup cup sowing, about 1 centimetre of sowing depth, nutrition soil humidity is controlled at 60-70% during sowing, after planting in time waters permeablely, and assurance seed and soil are combined closely.
Nursery bed management; After planting often check; Guarantee that soil moisture reaches about 80%, need carry out a weeding every other month, after planting can emerge about 2 months; Should strengthen seedling management after emerging; Guarantee the nutrient cup ground moistening and do not have weeds, for guaranteeing that seedling is not burnt, must take fluffy shading simultaneously; Encircle fluffy height 1.8-2 rice, adopt the shading screen of 65-70% to cover.
Result of study shows the germination rate less than 56% that the seed of Nanchuan wood POLO is directly sowed; Adopt seed processing technology of the present invention; Can bring up to 84.3%; Adopt nutrient cup to grow seedlings Nanchuan wood POLO seed germination rate is reached more than 93%; Obviously improved the germination rate and the emergence rate of seed, and it is comparatively neat to emerge.
Description of drawings
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Embodiment:
Below in conjunction with specific embodiment the present invention is described further, specific embodiment described herein is only in order to explaining the present invention, and is not used in qualification the present invention.
Specific embodiment one:
Seed processing technology comprises plucks fruit, seed separation, seed selection, seed low temperature treatment and seed storage several steps, and concrete grammar is following:
Pluck fruit, select orange-yellow Nanchuan wood POLO fruit, connect carpopodium and adopt down together; Gently adopt and put down gently, guarantee the complete of fruit, thickness was no more than 3 times of fruit average diameters when fruit was stacked; Usually heap 3-5 layer fruit and get final product, need after adopting back to stack and carried out after-ripening in 1-3 days, well-done to guarantee fruit.
Seed separates, and fruit is heaped to all becoming orange-yellow, during the epidermis easy separation, adopts manual mode that fruit is divided into 2-3 part, seed is separated from pulp, with ventilative container again.
Seed selection; After seed is isolated; With flushing with clean water 2-3 time; Clean the residual impurity such as pulp of the surface of the seed, the not full or hypogenetic seed that will bubble through the water column is simultaneously rejected, and drains away the water; Can not shine; Manual mode is rejected impaired seed or lopsided seed again, and the coverings such as seed application wet towel that can not in time store or sow the same day prevent that dehydration from causing seed to lose vigor.
Seed low temperature treatment, the seed after the seed selection place 3-6 ℃ cryopreservation case to preserve 18-22 hour with the good cloth bag splendid attire of permeability, make seed accomplish vernalization, and it is neat to guarantee to emerge.
Seed storage; Through the seed of the low temperature treatment storage of should in time preserving moisture; Storeroom needs with medicaments such as carbendazim sterilization to be carried out on ground and wall earlier; The yellow sand of back 15 centimetres of pad one layer thicknesses on ground; Pile up with the mode of one deck seed one deck yellow sand respectively later; The thickness of every layer of seed must not surpass the transverse diameter height of three seeds; The thickness of every layer of yellow sand should surpass every layer of seed thickness about 20%; The total number of plies of the accumulation of seed should not be above 3 layers; Make the humidity of yellow sand be controlled at about 75% (70-80%) in the storage; Inspection in later every 3-4 days once; Prevent that seed from going mouldy, yellow sand need one month earlier be ready to and carry out disinfection, and disinfectant is 800 times of liquid sprayings of carbendazim of 40%; The spraying back in time covered 3-5 days, guaranteed sterilization effect.
Specific embodiment two:
The nutrient cup seedling growing process comprises preparation nutrition soil, sowing, and nursery bed management, concrete grammar is following:
Preparation nutrition soil; Nutrition soil is the week preparation and the nutrient cup of packing into prior to seeding; Nutrition soil is humus soil; Yellow sand; The fermentation sawdust was by preparation in 3: 1: 1; Nutrient cup adopts the nutrient cup of 14-16 centimetre of bore, and all formula materials must be ready to before one month and strict sterilization, and sawdust wherein need be through the digest process more than 3 months.
Sowing, through handling and the Nanchuan wood POLO seed of storage sow in the 2-3 month, 2 seeds of each nutrient cup cup sowing, about 1 centimetre of sowing depth, nutrition soil humidity is controlled at 60-70% during sowing, after planting in time waters permeablely, and assurance seed and soil are combined closely.
Nursery bed management; After planting often check, guarantee that soil moisture reaches about 80%, need carry out a weeding every other month; After planting can emerge about 2 months; Should strengthen seedling management after emerging, guarantee the nutrient cup ground moistening and do not have weeds, simultaneously for guaranteeing that seedling is not burnt; Must take fluffy shading; Encircle fluffy height 1.8-2 rice, so that management and operation adopt the shading screen of 65-70% to cover.
Adopt seed processing technology of the present invention, can bring up to 84.3%, adopt nutrient cup to grow seedlings Nanchuan wood POLO seed germination rate is reached more than 93%, obviously improved the germination rate and the emergence rate of seed, and it is comparatively neat to emerge.Through the research more than 8 years, accomplished the seminal propagation technical research of Nanchuan wood POLO finally, and successful reproduction goes out strain surplus the wood POLO 50,000 of Nanchuan, realized the target of protection and development Nanchuan these rare species of wood POLO.
Claims (1)
1. Nanchuan wood POLO seminal propagation technology is characterized in that comprising seed processing technology and nutrient cup seedling growing process.
(1) seed processing technology comprises harvesting fruit, seed separation, seed selection, seed low temperature treatment and seed storage several steps, and concrete grammar is following:
Pluck fruit, select orange-yellow Nanchuan wood POLO fruit, connect carpopodium and adopt down together; Gently adopt and put down gently, guarantee the complete of fruit, thickness was no more than 3 times of fruit average diameters when fruit was stacked; Usually heap 3-5 layer fruit and get final product, need after adopting back to stack and carried out after-ripening in 1-3 days, well-done to guarantee fruit.
Seed separates, and fruit is heaped to all becoming orange-yellow, during the epidermis easy separation, adopts manual mode that fruit is divided into 2-3 part, seed is separated from pulp, with ventilative container again.
Seed selection; After seed is isolated; With flushing with clean water 2-3 time; Clean the residual impurity such as pulp of the surface of the seed, the not full or hypogenetic seed that will bubble through the water column is simultaneously rejected, and drains away the water; Can not shine; Manual mode is rejected impaired seed or lopsided seed again, and the coverings such as seed application wet towel that can not in time store or sow the same day prevent that dehydration from causing seed to lose vigor.
Seed low temperature treatment, the seed after the seed selection place 3-6 ℃ cryopreservation case to preserve 18-22 hour with the good cloth bag splendid attire of permeability, make seed accomplish vernalization, and it is neat to guarantee to emerge.
Seed storage; Through the seed of the low temperature treatment storage of should in time preserving moisture; Storeroom needs with medicaments such as carbendazim sterilization to be carried out on ground and wall earlier; The yellow sand of back 15 centimetres of pad one layer thicknesses on ground; Pile up with the mode of one deck seed one deck yellow sand respectively later; The thickness of every layer of seed must not surpass the transverse diameter height of three seeds; The thickness of every layer of yellow sand should surpass every layer of seed thickness about 20%; The total number of plies of the accumulation of seed should not be above 3 layers; Make the humidity of yellow sand be controlled at about 75% (70-80%) in the storage; Inspection in later every 3-4 days once; Prevent that seed from going mouldy, yellow sand need one month earlier be ready to and carry out disinfection, and disinfectant is 800 times of liquid sprayings of carbendazim of 40%; The spraying back in time covered 3-5 days, guaranteed sterilization effect.
(2) the nutrient cup seedling growing process comprises preparation nutrition soil, sowing, and nursery bed management, concrete grammar is following:
Preparation nutrition soil; Nutrition soil is the week preparation and the nutrient cup of packing into prior to seeding; Nutrition soil is humus soil; Yellow sand; The fermentation sawdust was by preparation in 3: 1: 1; Nutrient cup adopts the nutrient cup of 14-16 centimetre of bore, and all formula materials must be ready to before one month and strict sterilization, and sawdust wherein need be through the digest process more than 3 months.
Sowing, through handling and the Nanchuan wood POLO seed of storage sow in the 2-3 month, 2 seeds of each nutrient cup cup sowing, about 1 centimetre of sowing depth, nutrition soil humidity is controlled at 60-70% during sowing, after planting in time waters permeablely, and assurance seed and soil are combined closely.
Nursery bed management; After planting often check, guarantee that soil moisture reaches about 80%, need carry out a weeding every other month; After planting can emerge about 2 months; Should strengthen seedling management after emerging, guarantee the nutrient cup ground moistening and do not have weeds, simultaneously for guaranteeing that seedling is not burnt; Must take fluffy shading; Encircle fluffy height 1.8-2 rice, so that management and operation adopt the shading screen of 65-70% to cover.
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| CN201110203043A CN102301890A (en) | 2011-07-20 | 2011-07-20 | Technology for propagating Artocarpus nanchuanensis seeds |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102972194A (en) * | 2012-12-14 | 2013-03-20 | 茂名市天一农业科技发展有限公司 | Manual cultivation method of khosam |
| CN104126470A (en) * | 2014-07-22 | 2014-11-05 | 黄振忠 | Vatica guangxiensis nutritious cup seedling culture method |
| CN105454940A (en) * | 2015-12-24 | 2016-04-06 | 重庆创生生物科技集团有限公司 | Artocarpus nanchuanensis beverage |
| CN105494321A (en) * | 2016-01-11 | 2016-04-20 | 大连博缘科技有限公司 | Seed cryopreservation method |
| CN105594865A (en) * | 2015-12-24 | 2016-05-25 | 重庆创生生物科技集团有限公司 | Artocarpus nanchuanensis s.s.chang milk tea |
| CN105850639A (en) * | 2016-04-21 | 2016-08-17 | 重庆大学 | Method for Artocarpus nanchuanensis seed propagation in autumn |
| CN112715305A (en) * | 2021-01-04 | 2021-04-30 | 中国医学科学院药用植物研究所 | Planting method of wild-imitating scutellaria baicalensis |
-
2011
- 2011-07-20 CN CN201110203043A patent/CN102301890A/en active Pending
Non-Patent Citations (3)
| Title |
|---|
| > 19900228 王俊美 木波罗种子萌发与贮藏研究 第42-46页 1 , 第2期 * |
| > 19910131 郑坚端 热带果树_木波罗 第6-7页 1 , 第1期 * |
| > 20070228 罗萍 我国热带地区值得发展的果树_波罗蜜 第92-94页 1 , 第2期 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102972194A (en) * | 2012-12-14 | 2013-03-20 | 茂名市天一农业科技发展有限公司 | Manual cultivation method of khosam |
| CN104126470A (en) * | 2014-07-22 | 2014-11-05 | 黄振忠 | Vatica guangxiensis nutritious cup seedling culture method |
| CN105454940A (en) * | 2015-12-24 | 2016-04-06 | 重庆创生生物科技集团有限公司 | Artocarpus nanchuanensis beverage |
| CN105594865A (en) * | 2015-12-24 | 2016-05-25 | 重庆创生生物科技集团有限公司 | Artocarpus nanchuanensis s.s.chang milk tea |
| CN105494321A (en) * | 2016-01-11 | 2016-04-20 | 大连博缘科技有限公司 | Seed cryopreservation method |
| CN105850639A (en) * | 2016-04-21 | 2016-08-17 | 重庆大学 | Method for Artocarpus nanchuanensis seed propagation in autumn |
| CN105850639B (en) * | 2016-04-21 | 2019-04-19 | 重庆大学 | The method of Nanchuan wood polo autumn seminal propagation |
| CN112715305A (en) * | 2021-01-04 | 2021-04-30 | 中国医学科学院药用植物研究所 | Planting method of wild-imitating scutellaria baicalensis |
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Application publication date: 20120104 |