CN108849454A - A method of wheat seeds are quickly bred using the photoperiod - Google Patents
A method of wheat seeds are quickly bred using the photoperiod Download PDFInfo
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- CN108849454A CN108849454A CN201810876042.XA CN201810876042A CN108849454A CN 108849454 A CN108849454 A CN 108849454A CN 201810876042 A CN201810876042 A CN 201810876042A CN 108849454 A CN108849454 A CN 108849454A
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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
- A01G31/00—Soilless cultivation, e.g. hydroponics
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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
- A01G7/00—Botany in general
- A01G7/04—Electric or magnetic or acoustic treatment of plants for promoting growth
- A01G7/045—Electric or magnetic or acoustic treatment of plants for promoting growth with electric lighting
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
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- Forests & Forestry (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a kind of method for quickly breeding wheat seeds using the photoperiod, the method carries out as follows：Cultivation matrix is filled in cultivation tray alms bowl, is irrigated with water；Pretreated wheat seeds are sowed, under dark condition, culture extremely emergence in 22 DEG C of incubators；After emergence, the photoperiod in incubator is adjusted to 20-22h illumination/2-4h dark, corresponding temperature is 24 DEG C/18 DEG C, and in 55%-75%, the intensity of illumination for reaching native face is 4000-12000lux for relative humidity control；Periodically watering keeps ground moistening；Culture stops watering to the kernel grouting later period, continues culture to dough stage, harvests seed.Daily light application time is increased to 20-22h, the breeding cycle of barley and wheat can be respectively shortened to 55-63 days and 66-75 days by the present invention by regulation light application time, so that reaching can breed barley 5-6 generation for 1 year, wheat 4-5 generation.
Description
Technical field
The fast numerous method of wheat seeds is carried out by means of Photoperiod the present invention relates to a kind of, especially barley and wheat is numerous fastly
Method.
Background technique
The wheat food source one of important as the mankind, is worldwide important crops, is the big staple food grain in China three
One of, importance is self-evident.Barley is the fourth-largest paddy that grown worldwide area and yield are only second to corn, wheat and rice
Class crop.Its is widely used, is mainly used for food, feed and brewing.Accelerate the breeding and breeding of barley and wheat excellent variety
It is not only the target of barley and wheat breeder, scientific research personnel, while to barley and wheat industrialized development and ensureing national food peace
It plays an important role entirely.
It is well known that barley and wheat breeding cycle is long, process is slow.One of its reason is that barley and wheat breeding time is long, generally
One is only a breeding generation.Even if can only also realize within 1 year two generations of breeding by relocation propagation.Which greatly limits barley and wheat breedings
The progress of work of worker and scientific research personnel.Therefore there is important work in the breeding time for shortening barley and wheat in breeding and research work
With.
Summary of the invention
The fast numerous method of wheat seeds is carried out by means of the photoperiod it is an object of the present invention to provide a kind of, can be used for accelerating barley, small
The breeding process of wheat.
The technical solution adopted by the present invention is that：
A method of wheat seeds quickly being bred using the photoperiod, the method carries out as follows：
(1) it pre-processes：Choose wheat seeds, 40-60 DEG C placement 3-10 days, then (preferably 55 DEG C put within 2-10 days for 0-10 DEG C of placement
Set 7 days, then place 3 days for 4 DEG C), then Dormancy breaking (is preferably impregnated 4-6 hours with tap water seed soaking, during which changes water flushing
2-3 times, complete seed soaking), pretreated wheat seeds are obtained, in case sowing；The wheat seeds include barley and wheat, more preferable barley
Kind Zhejiang University 9 and wheat breed raise wheat No. 20；
(2) it emerges：Cultivation matrix is filled in basin alms bowl, irrigates (preferred substrate water content is 60~70%) with water；Sowing
Step (1) pretreated wheat seeds, deep 2-3cm, under dark condition, culture extremely emergence in 22 DEG C of incubators；Pay attention to observing
Growth of cereal crop seedlings condition, generally 3 days visible seedlings；The cultivation matrix contains peat, vermiculite and slow-release fertilizer, and preferred mass group becomes：Peat and
Vermiculite is with mass ratio 2:1 ratio mixes, another to add 1 ‰ slow-release fertilizer of mass concentration；Optimization cultivation basin alms bowl is that the round of 4L, 11L is planted
Train the intensification forest hole tray basin (every cave about 0.2L) of basin and 32 holes；
(3) illumination：After emergence, the photoperiod in incubator is adjusted to 20-22h illumination/2-4h dark, corresponding temperature is 24
DEG C/18 DEG C, in 55%-75%, the intensity of illumination for reaching native face is 4000-12000lux for relative humidity control；Periodically watering is protected
Hold ground moistening (preferably remaining water content of substrate not less than 25%)；Culture to the kernel grouting later period stops watering and (preferably remains
Water content of substrate is 15~30%), continue culture to dough stage, harvests seed.
Further, step (3) illumination condition is：First at 18-24 DEG C, 4000-6000lux illumination 1h, then 24 DEG C,
Illumination 18-20h under 8000-12000lux, then the illumination 1h at 18-24 DEG C, 4000-6000lux, finally in 18 DEG C of dark culturings
2-4h。
The slow-release fertilizer is commercially available, is preferably purchased from
https://detail.tmall.com/item.htm？Spm=a230r.1.14.20.434771ceZ3luUk&
Id=18209077560&ns=1&abbucket=8.
The beneficial effects of the invention are as follows：
Compared with field planting barley and wheat needs 3-4 months breeding cycles, which, will be daily by regulation light application time
Light application time be increased to 20-22h, the breeding cycle of barley and wheat can be respectively shortened to 55-63 days and 66-75 days, from
And barley 5-6 generation can be bred for 1 year by reaching, wheat 4-5 generation.The technology is applied to educate by the technically simple, strong operability
In kind, the breeding process of the wheat crops such as barley and wheat can be greatly accelerated.
Detailed description of the invention
Fig. 1, the present invention carry out the fast numerous method schematic diagram of barley and wheat by means of Photoperiod.
Specific embodiment
The present invention is described further combined with specific embodiments below, but protection scope of the present invention is not limited in
This：
In the present invention, if not refering in particular to, used equipment and raw material etc. are commercially available or commonly used in the art
's.Method in following embodiments is unless otherwise instructed the conventional method of this field.
Embodiment 1
(1) it pre-processes：Barley variety Zhejiang University 9 is chosen, 55 DEG C are placed 7 days, are then placed 3 days for 4 DEG C, Dormancy breaking, so
It is impregnated 4-6 hours with tap water afterwards, during which changes water and rinse 2-3 times, complete seed soaking, obtain pretreated barley seed, in case
Sowing；
(2) it emerges：Prepare the round cultivation tray of 4L, 11L and the intensification forest hole tray basin (every cave about 0.2L) in 32 holes respectively；
Cultivation matrix (peat is filled in the cultivation tray alms bowl of all size:Vermiculite=2:1, mass ratio, addition mass concentration 1 ‰ is sustained
Fertilizer), it is irrigated with water, water content of substrate is 60~70%.By the pretreated barley seed sowing of step (1), in dark condition
Under, culture is extremely emerged in 22 DEG C of incubators.Pay attention to observing emergence, generally 3 days visible seedlings.
(3) illumination：After emergence, the first illumination 1h at 18-24 DEG C, 4000-6000lux, then in 24 DEG C, 8000-
Illumination 20h under 12000lux, then the illumination 1h at 18-24 DEG C, 4000-6000lux, finally in 18 DEG C of dark culturing 2h, humidity
Control, specifically can be as shown in Figure 1 in 55%-75%.Periodically watering keeps matrix wet, i.e. holding water content of substrate is not less than
25%, observation.Culture stops watering to the kernel grouting later period, keeps water content of substrate 15~30%.Continue culture to barley
Into dough stage, seed is harvested.Control treatment is concurrently set, i.e., temperature, humidity, intensity of illumination condition are identical, and the photoperiod is
12h illumination, 12h are dark.
Wheat breed is raised wheat No. 20 and is tested instead of barley variety Zhejiang University 9 under similarity condition, and the results are shown in Table 1.
Barley and wheat breeding time length through statistics discovery different size cultivation tray plantation is without significant difference；The breeding time of barley and wheat is long
Short significant difference；Barley and wheat breeding time after extending light application time to 20h is considerably shorter than control and same time nature field cultivation
Breeding time, in the case where illumination 20h, Zhejiang University 9 and the breeding time for raising wheat 20 are respectively shortened to 62.8 days and 74.8 days.
The breeding time length of barley and wheat under the different cultivation conditions of table 1.
Note：Different letters indicate that there are significant differences
Embodiment 2
By the photoperiod is adjusted to that 22h illumination, 2h are dark, and other operations are identical in incubator in 1 step of embodiment (3).
The results are shown in Table 1, and the barley and wheat breeding time length through statistics discovery different size cultivation tray plantation is without significance difference
It is different；The breeding time length significant difference of barley and wheat；Extend light application time to 22h after barley and wheat breeding time be considerably shorter than pair
According to and natural field cultivation breeding time, in the case where illumination 22h, Zhejiang University 9 and the breeding time for raising wheat 20 be respectively shortened to
55.3 days and 65.5 days.
Embodiment 3
By the photoperiod is adjusted to that illumination for 24 hours, 0h are dark, and other operations are identical in incubator in 1 step of embodiment (3).
The results are shown in Table 1, finds that the barley and wheat of various cultivation tray plantations is unable to complete its complete breeding time through statistics,
Illustrate to need to achieve the effect that by preparing correct light dark time and intensity of illumination to shorten breeding time.
Claims (10)
1. a kind of method for quickly breeding wheat seeds using the photoperiod, it is characterised in that the method carries out as follows：
(1) it pre-processes：Choose wheat seeds, 40-60 DEG C placement 3-10 days, then 0-10 DEG C placement 2-10 days, then Dormancy breaking is used
Tap water seed soaking, as pretreated wheat seeds；
(2) it emerges：Cultivation matrix is filled in basin alms bowl, is irrigated with water；Sow step (1) pretreated wheat seeds, deep 2-3cm
Under dark condition, culture extremely emergence in 22 DEG C of incubators；The cultivation matrix contains peat, vermiculite and slow-release fertilizer；
(3) illumination：After emergence, the photoperiod in incubator is adjusted to 20-22h illumination/4-2h dark, corresponding temperature is 18-24
DEG C/18 DEG C, in 55%-75%, the intensity of illumination for reaching native face is 4000-12000lux for relative humidity control；Watering keeps base
Matter is wet, until the kernel grouting later period stops watering, continues culture to dough stage, harvests seed.
2. the method as described in claim 1, it is characterised in that step (1) described wheat seeds include barley and wheat.
3. the method as described in claim 1, it is characterised in that step (1) wheat seeds are barley variety Zhejiang University 9 or wheat
Kind raises wheat No. 20.
4. the method as described in claim 1, it is characterised in that 55 DEG C of step (1) wheat seeds are placed 7 days, then place 3 for 4 DEG C
It.
5. the method as described in claim 1, it is characterised in that step (1) seed soaking time is 4-6 hours, during which changes Shui Chong
It washes 2-3 times.
6. the method as described in claim 1, it is characterised in that step (2) cultivation matrix, which is irrigated with water to water content of substrate, is
60-70%.
7. the method as described in claim 1, it is characterised in that step (2) cultivation matrix is by peat and vermiculite with mass ratio 2:
1 mixes, another to add 1 ‰ slow-release fertilizer of mass concentration composition.
8. the method as described in claim 1, it is characterised in that it is not low that step (3), which keeps water content of substrate when ground moistening,
In 25%.
9. the method as described in claim 1, it is characterised in that step (3) illumination condition is：First in 18-24 DEG C, 4000-
Illumination 1h under 6000lux, then the illumination 18-20h at 24 DEG C, 8000-12000lux, then in 18-24 DEG C, 4000-6000lux
Lower illumination 1h, last 18 DEG C of dark culturing 2-4h.
10. the method as described in claim 1, it is characterised in that after step (3) stops watering, keep water content of substrate in 15-
30%.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810876042.XA CN108849454A (en) | 2018-08-03 | 2018-08-03 | A method of wheat seeds are quickly bred using the photoperiod |
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| CN201810876042.XA CN108849454A (en) | 2018-08-03 | 2018-08-03 | A method of wheat seeds are quickly bred using the photoperiod |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111543266A (en) * | 2020-06-30 | 2020-08-18 | 福建农林大学 | Method for shortening barley growth period |
| CN112544422A (en) * | 2020-12-10 | 2021-03-26 | 福建省中科生物股份有限公司 | Plant factory planting method for promoting 4-5 ripeness of cereal crops in one year |
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| CN104335809A (en) * | 2014-10-28 | 2015-02-11 | 中国农业科学院作物科学研究所 | Hengzao 1 culture method |
| CN104380871A (en) * | 2014-09-30 | 2015-03-04 | 苏州玖沃生物科技有限公司 | Method for destroying wheat seed dormancy |
| CN104813831A (en) * | 2015-04-29 | 2015-08-05 | 中国农业科学院兰州畜牧与兽药研究所 | Hordeum brevisubulatum indoor quick cultivation method |
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2018
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Patent Citations (3)
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|---|---|---|---|---|
| CN104380871A (en) * | 2014-09-30 | 2015-03-04 | 苏州玖沃生物科技有限公司 | Method for destroying wheat seed dormancy |
| CN104335809A (en) * | 2014-10-28 | 2015-02-11 | 中国农业科学院作物科学研究所 | Hengzao 1 culture method |
| CN104813831A (en) * | 2015-04-29 | 2015-08-05 | 中国农业科学院兰州畜牧与兽药研究所 | Hordeum brevisubulatum indoor quick cultivation method |
Non-Patent Citations (1)
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| 胡冬梅等: "春小麦一年四代育种技术研究", 《甘肃农业科技》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111543266A (en) * | 2020-06-30 | 2020-08-18 | 福建农林大学 | Method for shortening barley growth period |
| CN112544422A (en) * | 2020-12-10 | 2021-03-26 | 福建省中科生物股份有限公司 | Plant factory planting method for promoting 4-5 ripeness of cereal crops in one year |
| WO2022121316A1 (en) * | 2020-12-10 | 2022-06-16 | 福建省中科生物股份有限公司 | Plant factory cultivation method for promoting 4-5 cereal crop yields per year |
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