CN109380051A - A kind of method that field labor sowing promotes Phoebe bournei seedlings regeneration - Google Patents
A kind of method that field labor sowing promotes Phoebe bournei seedlings regeneration Download PDFInfo
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- CN109380051A CN109380051A CN201811310836.6A CN201811310836A CN109380051A CN 109380051 A CN109380051 A CN 109380051A CN 201811310836 A CN201811310836 A CN 201811310836A CN 109380051 A CN109380051 A CN 109380051A
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- 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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
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Abstract
A kind of method that field labor sowing promotes Phoebe bournei seedlings regeneration, comprising the following steps: operation is improved in fruit acquisition, fruit processing, seed storage, seed selection, sowing, habitat.By acquiring Phoebe bournei fruit, removal pericarp obtains seed, and refrigeration is passed the winter in refrigerator, screens seed before sowing, and passes through artificial seeding and improves habitat conditions and improve the seed germination rate and emergence rate in field, promotes Phoebe bournei seedlings regeneration to reach.The method that field labor sowing of the invention promotes Phoebe bournei seedlings regeneration, saves seed using refrigerator cold-storage and passes the winter, avoid seed and pass the winter in field soil and infect and devitalization by germ；Seed, which is sowed in soil Suitable depth, avoids seed dehydration death, and in conjunction with habitat conditions operation is improved, field germination percentage is improved to 50% or more, and emergence is neat, can promote Phoebe bournei seedlings regeneration, has preferable social benefit and ecological benefits.
Description
Technical field
The present invention relates to a kind of promotion wildwood update method, especially a kind of field labor sowing promotes Phoebe bournei seedling more
New method.
Background technique
Phoebe bournei (Phoebe bournei) is the aiphyllium of Lauraceae (Lauraceae) Phoebe (Phoebe), is Chinese special
There are tree species, national II grade of Top-rated protected wild plants.Its trunk is logical directly, wood structure is fine and closely woven, and bevel smooth and beautiful appearance is aromatic,
For senior building, furniture, engraving and accurate wooden model preciousness material, be that distribution is most wide, raw in merchantable timber " silkwood "
Long most fast, maximum one kind of merchantable timber amount.Phoebe bournei is solid that apparent " biennial bearing " phenomenon is presented based on seminal propagation.Due to
The collective effect of human factor and habitat restrictive factor, wild resource are increasingly reduced, and have been in Critical Condition.
Phoebe bournei natural population is mostly based on setting greatly, rare seedling and sapling, and population multilist type goes out decline trend.Although Phoebe bournei day
Right hip number is very big, but the percentage of seedgermination in field is lower, and the restraining factors for influencing the sprouting of Phoebe bournei seed mainly have illumination, soil
Earth humidity, soil nutrient and pathogen.Under field environment natural conditions, Phoebe bournei seed germination rate is low (about 1%~10%), seed
Sprout time is longer (it is generally necessary to 50-60d), and it is irregular to germinate, and causes the significant wastage of seed resource, and affect Phoebe bournei
The natural regeneration of seedling.
Summary of the invention
The method that can effectively facilitate Phoebe bournei seedlings regeneration is sowed by field labor the object of the present invention is to provide a kind of.
Germination rate of the Phoebe bournei seed in field environment can be effectively improved using this method, the seedling library supplemented with natural regeneration, and
Method is simple, low in cost, and the low and small seedling percent of seed germination rate is low during being able to solve Phoebe bournei natural regeneration
The problem of.
In order to achieve the above-mentioned object of the invention, the present invention is realized by following technical solution:
A kind of method that field labor sowing promotes Phoebe bournei seedlings regeneration, comprising the following steps:
(1) fruit acquires: in mid-November~early December, being directly in the Phoebe bournei fruit of atropurpureus on picking tree, has obtained
To fruit I；Or the Phoebe bournei fruit for falling ground is picked up, obtain fruit II；
(2) fruit is handled: fruit I is placed in 1~2d of immersion, fruit II in clear water and is placed in clear water after 1~2h, it is artificial to rub with the hands
The pulp for removing fruit I and fruit II, washes off pulp and impurity, cleans to be placed at room ventilation and dry in the shade, obtains seed；
(3) seed storage: the seed that step (2) obtains is fitted into cloth bag, is placed in 4 DEG C of refrigerator and refrigerates；It turns over every 2 weeks
Move a seed；
(4) it chooses seeds: in 2 months~March of Yu Yinian, seed being placed in clear water and impregnates 1h, make its abundant water swelling, remove drift
The floater kept afloat or dead seed, remaining seed, which is pulled out, to be dried, and sowing seed is obtained；
(5) it sows: in the undesirable standing forest of Phoebe bournei seedlings regeneration, seed being seeded in the insufficient position of Phoebe bournei seedling, plant
Sub- thickness of sowing is 20 m-2, depth of planting is 2~4cm, fills out back original soil；
(6) habitat is improved: after planting, Litter-fall and shrub plant within the scope of removal sowing position radius 10cm.
1 clear water is replaced in immersion described in step (2) daily；Stranding goes to instill in water when the pulp of fruit I and fruit II
A small amount of dish washing liquid instills 3~5 drops by fruit per jin, to remove the grease of the surface of the seed.
The not toe of seedling described in step (5): Phoebe bournei seedling numbers of the plant height less than 0.3m are lower than 5 in every square metre of range
Strain.
Compared with the existing technology, the present invention has the advantage that and has the beneficial effect that:
1, field labor of the invention sowing promotes the method for Phoebe bournei seedlings regeneration, saves seed mistake using refrigerator cold-storage
Winter avoids seed and passes the winter in field soil and infects and devitalization by germ；Seed is sowed in soil Suitable depth and keeps away
Exempt from seed and fallen within soil surface dehydration death, reduces the death rate of seed, improving habitat conditions can be improved seed germination rate
And seedling percent；Compared with the seed nature germination method under the conditions of no manual intervention, is manually removed the peel, refrigerated, being screened
Phoebe bournei seed, in conjunction with artificial seeding, field germination percentage is improved to 50% or more, and emergence is neat, can promote the day of Phoebe bournei seedling
It so updates, there are preferable social benefit and ecological benefits.
2, the present invention is by washing removing pericarp by rubbing with the hands, eliminates the chemical substance for inhibiting seed to sprout in pericarp, method environmental protection,
Easy, feasible, sprouting to subsequent seed has important facilitation, effectively improves the germination percentage of seed.
3, the present invention sows Phoebe bournei seed, sowing taking human as selection in the undergrowth environment of arborous layer canopy density 0.6~0.8
2~4cm of depth, and the Litter-fall within the scope of sowing position radius 10cm and shrub plant are removed, with no manual intervention condition
Under seed nature germination method compare, method of the invention can significantly improve the germination rate of seed and the survival rate of small seedling.
4, Ecology method artificial seeding of the invention, is not required to plant seedlings, easy to operate, saves labor, low in cost, and seedling is suitable
Natural environment is answered, the high survival rate of germination percentage and small seedling grows into forest fast, can effectively facilitate Phoebe bournei seedlings regeneration, it is suitble to promote,
With preferable social benefit and ecological benefits.
Specific embodiment
The invention will be further described for son combined with specific embodiments below.
Embodiment 1
A kind of method that field labor sowing promotes Phoebe bournei seedlings regeneration, comprising the following steps:
(1) fruit acquires: in mid-November~early December, being directly in the Phoebe bournei fruit of atropurpureus on picking tree, has obtained
To fruit I；Or the Phoebe bournei fruit for falling ground is picked up, obtain fruit II；
(2) fruit is handled: fruit I is placed in 1~2d of immersion, fruit II in clear water and is placed in clear water after 1~2h, it is artificial to rub with the hands
The pulp for removing fruit I and fruit II, washes off pulp and impurity, cleans to be placed at room ventilation and dry in the shade, obtains seed；
(3) seed storage: the seed that step (2) obtains is fitted into cloth bag, is placed in 4 DEG C of refrigerator and refrigerates；It turns over every 2 weeks
Move a seed；
(4) it chooses seeds: in 2 months~March of Yu Yinian, seed being placed in clear water and impregnates 1h, make its abundant water swelling, remove drift
The floater kept afloat or dead seed, remaining seed, which is pulled out, to be dried, and sowing seed is obtained；
(5) it sows: in the undesirable standing forest of Phoebe bournei seedlings regeneration, seed being seeded in the insufficient position of Phoebe bournei seedling, plant
Sub- thickness of sowing is 20 m-2, depth of planting is 2~4cm, fills out back original soil；
(6) habitat is improved: after planting, Litter-fall and shrub plant within the scope of removal sowing position radius 10cm.
1 clear water is replaced in immersion described in step (2) daily；Stranding goes to instill in water when the pulp of fruit I and fruit II
A small amount of dish washing liquid instills 3~5 drops by fruit per jin, to remove the grease of the surface of the seed.
The not toe of seedling described in step (5): Phoebe bournei seedling numbers of the plant height less than 0.3m are lower than 5 in every square metre of range
Strain.
Embodiment 2
A kind of method that field labor sowing promotes Phoebe bournei seedlings regeneration, according to embodiment method and step, in 2016 11
The middle of the month is acquired when Phoebe bournei fruit is in atropurpureus.1d will be impregnated in collected fresh Phoebe bournei fruit merging clear water, so
Artificial rub with the hands removes pulp afterwards, and stranding removes to instill a small amount of dish washing liquid (instilling 3~5 drops by fruit per jin) in water when pulp to go oil removing
Rouge.Impurity is filtered, obtains pure seed, ventilation disposed within is dried in the shade.Seed is fitted into cloth bag, is put into 4 DEG C of refrigerator
Refrigeration；A seed is stirred weekly.
In mid-February, 2017, the seed after refrigerating is placed in clear water and impregnates 1h, makes its abundant water swelling；Again
Seed is sufficiently stirred in clear water, is then allowed to stand, and floater or the ghost seed for swimming in the water surface, remaining seed are removed
It pulls out and dries, obtain Tests Seeds.
The experiment of following 8 processing is set:
Experiment 1: Tests Seeds are sowed in the soil surface (i.e. depth of planting 0cm) of removal Litter-fall, hayashishita and non-hayashishita
6 repetitions, 50 seeds of each repetition, each duplicate sowing sample area 0.25m is respectively arranged in environment2(0.5m×0.5m)；
Experiment 2: Tests Seeds depth of planting is 2~4cm, and 6 repetitions, each repetition is respectively arranged in hayashishita and non-undergrowth environment
50 seeds, each duplicate sowing sample area 0.25m2(0.5m×0.5m)；
Experiment 3: Tests Seeds are sowed at the hayashishita of arborous layer canopy density 0.6~0.8, and depth of planting 0cm and 2~4cm are respectively set
Set 6 repetitions, 50 seeds of each repetition, each duplicate sowing sample area 0.25m2(0.5m×0.5m)；
Experiment 4: Tests Seeds are sowed at the non-undergrowth environment such as border or great Lin window, and depth of planting 0cm and 2~4cm are respectively arranged 6
A repetition, 50 seeds of each repetition, each duplicate sowing sample area 0.25m2(0.5m×0.5m)；
Experiment 5: Tests Seeds are sowed at the non-undergrowth environment such as border or great Lin window, and 6 repetitions are arranged, often in depth of planting 0cm
50 seeds of a repetition, each duplicate sowing sample area 0.25m2(0.5m×0.5m)；
Experiment 6: Tests Seeds are sowed at the hayashishita of arborous layer canopy density 0.6~0.8, and 6 weights are arranged in 2~4cm of depth of planting
It is multiple, 50 seeds of each repetition, each duplicate sowing sample area 0.25m2(0.5m×0.5m)；
Experiment 7: in late December, 2016, after Phoebe bournei fruit is fallen, select earth's surface fall Phoebe bournei fruit number compared with
1m X 1m sample prescription is arranged in more positions, checks the fruit number in sample prescription, and 6 sample prescriptions are arranged altogether.
After Phoebe bournei Their Seed Germinating Period in by the end of May, 2017, seed dead after sprouting seedling numbers and sprouting is checked
Quantity, the death rate after calculating separately seed germination rate and sprouting.See Table 1 for details.
1 seed of table sprouts the table of comparisons
| Serial number | Experimental material | Experiment process | Germination rate (%) | The death rate (%) after sprouting |
| Experiment 1 | Seed | Depth of planting: 0cm | 22.5 | 43.7 |
| Experiment 2 | Seed | Depth of planting: 2~4cm | 39.0 | 21.4 |
| Experiment 3 | Seed | Standing forest position: hayashishita | 42.3 | 12.8 |
| Experiment 4 | Seed | Standing forest position: non-hayashishita | 19.1 | 52.3 |
| Experiment 5 | Seed | Non- hayashishita+0cm | 10.6 | 71.7 |
| Experiment 6 | Seed | Hayashishita+2~4cm | 50.3 | 10.0 |
| Experiment 7 | Fruit | Naturally it sprouts | 8.2 | 62.5 |
As shown in table 1, it is nearly 2 times for being sowed at earth's surface that depth of planting, which is the seed germination rate of 2~4cm, after seed is sprouted
The death rate reduces one times；The seed germination rate of hayashishita is non-hayashishita more than 2 times, and the death rate then only has the 1/5 of non-hayashishita；It is natural
Under the conditions of fruit germination rate only have 8.2%, and the seed germination rate of the method for the present invention (experiment 6) is used to be up to 50.3%, from
The death rate is 62.5% after fruit under the conditions of so is sprouted, and the death rate after using the seed of the method for the present invention (experiment 6) to sprout
Only 10.0%.
Illustrate: method of the invention can make the Phoebe bournei seed germination rate in field improve 613.4%, and dead after seed sprouting
Dying rate reduces by 84.0%, substantially increases Phoebe bournei field breeding coefficient, reduces the utilization to wild resource, to endangered species
Resource regeneration and protection provide technical support.
Claims (3)
1. a kind of method that field labor sowing promotes Phoebe bournei seedlings regeneration, it is characterised in that: the following steps are included:
(1) fruit acquires: in mid-November~early December, being directly in the Phoebe bournei fruit of atropurpureus on picking tree, has obtained fruit
Real I；Or the Phoebe bournei fruit for falling ground is picked up, obtain fruit II；
(2) fruit is handled: fruit I being placed in 1~2d of immersion, fruit II in clear water and is placed in clear water after 1~2h, artificial rub with the hands goes fruit
The pulp of reality I and fruit II, washes off pulp and impurity, cleans to be placed at room ventilation and dry in the shade, obtains seed；
(3) seed storage: the seed that step (2) obtains is fitted into cloth bag, is placed in 4 DEG C of refrigerator and refrigerates；One is stirred every 2 weeks
Secondary seed；
(4) it chooses seeds: in 2 months~March of Yu Yinian, seed being placed in clear water and impregnates 1h, makes its abundant water swelling, removing is swum in
The floater of the water surface or dead seed, remaining seed, which is pulled out, to be dried, and sowing seed is obtained；
(5) it sows: in the undesirable standing forest of Phoebe bournei seedlings regeneration, seed being seeded in the insufficient position of Phoebe bournei seedling, seed is broadcast
Kind density is 20 m-2, depth of planting is 2~4cm, fills out back original soil；
(6) habitat is improved: after planting, Litter-fall and shrub plant within the scope of removal sowing position radius 10cm.
2. the method that a kind of field labor sowing according to claim 1 promotes Phoebe bournei seedlings regeneration, it is characterised in that: step
Suddenly 1 clear water is replaced in immersion described in (2) daily；Stranding goes to instill a small amount of dish washing liquid in water when the pulp of fruit I and fruit II,
3~5 drops are instilled by fruit per jin, to remove the grease of the surface of the seed.
3. the method that a kind of field labor sowing according to claim 1 promotes Phoebe bournei seedlings regeneration, it is characterised in that: step
Suddenly the not toe of seedling described in (5): Phoebe bournei seedling numbers of the plant height less than 0.3m are lower than 5 plants in every square metre of range.
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| CN201811310836.6A CN109380051A (en) | 2018-11-06 | 2018-11-06 | A kind of method that field labor sowing promotes Phoebe bournei seedlings regeneration |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109819833A (en) * | 2019-03-07 | 2019-05-31 | 中南林业科技大学 | A kind of method of seedling percent under raising Phoebe bournei Forest |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102934601A (en) * | 2012-12-07 | 2013-02-20 | 中国林业科学研究院森林生态环境与保护研究所 | Method for transforming artificial young forest of western Sichuan subalpine low-efficiency picea asperata |
| CN104885873A (en) * | 2015-05-12 | 2015-09-09 | 河北省林业科学研究院 | Artificial aid natural regeneration method for pinus tabulaeformis forest |
| CN106105473A (en) * | 2016-06-24 | 2016-11-16 | 广西壮族自治区林业科学研究院 | A kind of method promoting Phoebe bournei seed germination |
| CN107258468A (en) * | 2017-08-04 | 2017-10-20 | 中国林业科学研究院亚热带林业研究所 | Slash Pine Plantations reconstruct technology |
-
2018
- 2018-11-06 CN CN201811310836.6A patent/CN109380051A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102934601A (en) * | 2012-12-07 | 2013-02-20 | 中国林业科学研究院森林生态环境与保护研究所 | Method for transforming artificial young forest of western Sichuan subalpine low-efficiency picea asperata |
| CN104885873A (en) * | 2015-05-12 | 2015-09-09 | 河北省林业科学研究院 | Artificial aid natural regeneration method for pinus tabulaeformis forest |
| CN106105473A (en) * | 2016-06-24 | 2016-11-16 | 广西壮族自治区林业科学研究院 | A kind of method promoting Phoebe bournei seed germination |
| CN107258468A (en) * | 2017-08-04 | 2017-10-20 | 中国林业科学研究院亚热带林业研究所 | Slash Pine Plantations reconstruct technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109819833A (en) * | 2019-03-07 | 2019-05-31 | 中南林业科技大学 | A kind of method of seedling percent under raising Phoebe bournei Forest |
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Application publication date: 20190226 |