CN1324970C - Method for extending storage period of wheat seeds - Google Patents
Method for extending storage period of wheat seeds Download PDFInfo
- Publication number
- CN1324970C CN1324970C CNB2005100498465A CN200510049846A CN1324970C CN 1324970 C CN1324970 C CN 1324970C CN B2005100498465 A CNB2005100498465 A CN B2005100498465A CN 200510049846 A CN200510049846 A CN 200510049846A CN 1324970 C CN1324970 C CN 1324970C
- Authority
- CN
- China
- Prior art keywords
- seed
- seeds
- wheat
- irradiation
- storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 241000209140 Triticum Species 0.000 title claims abstract description 44
- 235000021307 Triticum Nutrition 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000005855 radiation Effects 0.000 claims description 13
- 235000011194 food seasoning agent Nutrition 0.000 claims description 6
- 230000035784 germination Effects 0.000 abstract description 15
- 230000007774 longterm Effects 0.000 abstract description 5
- 238000001035 drying Methods 0.000 abstract 3
- 230000001678 irradiating effect Effects 0.000 abstract 2
- 230000007226 seed germination Effects 0.000 description 9
- 230000005251 gamma ray Effects 0.000 description 5
- 108010016634 Seed Storage Proteins Proteins 0.000 description 2
- 230000005059 dormancy Effects 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000005865 ionizing radiation Effects 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
Landscapes
- Pretreatment Of Seeds And Plants (AREA)
- Storage Of Fruits Or Vegetables (AREA)
Abstract
The present invention discloses a method for extending the storage time of wheat seeds. The present invention sequentially comprises an irradiating step and a drying step. In the irradiating step, harvested wheat seeds are irradiated by gamma rays at the irradiation dose of 0.5 to 2kGy; in the drying step, the irradiated seeds are dried by hot blasts until the moisture of the seeds is safe for storage, namely that the moisture content of the seeds is at most 15%; the drying temperature is from 30 to 50 DEG C. The method capable of extending the storage time of wheat seeds of the present invention can bring convenience to people to store wheat seeds for a long time, and can also ensure that the seeds have high germination rate after long-term storage.
Description
Technical field
The present invention relates to a kind of method of post-processed method, particularly a kind of extending storage period of wheat seeds of wheat seed.
Background technology
Wheat is after harvesting in season in season, and a part is done suitably to be taken as the storage of seeds after the oven dry processing, thinks that sowing in the coming year is ready.Wheat seed is in storage, because self design feature, along with the increase of storage time, seed germination rate descends gradually, and 95% when being 3 months from storage period is reduced to storage period 65% when being 24 months gradually.This situation causes wheat seed to preserve for a long time, and this is especially all the more so for needing Long-term Storage or Long-term Storage can bring than the seed of large economy benefit not only at the cost that has increased seed virtually; And be unfavorable for being engaged in department and the enterprise that seed is sold, also be unfavorable for buying and using the peasant of seed.Therefore people urgently wish to improve the germination percentage of the wheat seed after preserving for a long time.
At present, some place adopts method desinsections such as ionizing radiation, X-radiation and release ozone to reach the technology that prolongs the wheat seed storage time in the storage of seeds process.Though yet this technology can desinsection, can't change wheat seed with storage time germination percentage this physiological phenomenon that descends gradually.Therefore be badly in need of a kind of method that can make kind after long-time storage, still have higher germination percentage.
Summary of the invention
At the deficiencies in the prior art part, the invention provides and can be convenient to people's Long-term Storage wheat seed, make seed after Long-term Storage, still have the method for a kind of extending storage period of wheat seeds of higher germination percentage.
The present invention is to realize by such technical scheme for reaching above purpose: a kind of method of extending storage period of wheat seeds is provided, comprises irradiation step and baking step successively;
Irradiation steps is: adopt gamma-rays to carry out the irradiation of 0.5～2kGy dose of radiation the wheat seed of being gathered in the crops;
Baking step is: the seed behind the above-mentioned irradiation is carried out hot-air seasoning to safe storage moisture, i.e. seed moisture proportion≤15%; Described bake out temperature is 30～50 ℃.
A kind of improvement as the method for extending storage period of wheat seeds of the present invention: what adopt in the irradiation steps is
60Co irradiation.
Used the method for extending storage period of wheat seeds of the present invention, wheat seed will be through entering the state of similar dormancy immediately behind the irradiation, and germination percentage is very low, yet after after a while, seed germination rate is restored, and can return to the germination percentage of the wheat of firm results.In dose of radiation scope of the present invention, after different dose of radiations was handled, behind different storage times, the germination percentage of wheat seed can reach optimum value.Utilize this characteristic, can set the storage time that can obtain best germination percentage according to actual needs in advance.Like this, more help the control of people to the wheat seed storage time.
The specific embodiment
The method of embodiment 1, a kind of extending storage period of wheat seeds may further comprise the steps successively:
1), adopt irradiation bomb to be the wheat seed of being gathered in the crops
60The gamma-rays of Co carries out radiation treatment, and dose of radiation is respectively 0.5,1,2kGy;
2), the seed behind the above-mentioned irradiation is carried out hot-air seasoning respectively, below seed safety storage moisture, i.e. seed moisture proportion≤15%; Bake out temperature is 30 ℃.
To with the wheat seed that obtains according to the method described above, under identical holding conditions, preserve with the handling (being 0kGy), directly carry out the wheat seed of baking step of batch results without gamma-ray irradiation; Survey seed germination rate at quarterly intervals one time, the processing of more different dose of radiations (comprising unirradiated) is to the influence of percentage of seedgermination.Concrete outcome sees Table 1.
The method of embodiment 2, a kind of extending storage period of wheat seeds may further comprise the steps successively:
1), adopt irradiation bomb to be the wheat seed of being gathered in the crops
60The gamma-rays of Co carries out radiation treatment, and dose of radiation is respectively 0.5,1,2kGy;
2), the seed behind the above-mentioned irradiation is carried out hot-air seasoning respectively, below seed safety storage moisture, i.e. seed moisture proportion≤15%; Bake out temperature is 40 ℃.
To with the wheat seed that obtains according to the method described above, under identical holding conditions, preserve with the handling (being 0kGy), directly carry out the wheat seed of baking step of batch results without gamma-ray irradiation; Survey seed germination rate at quarterly intervals one time, the processing of more different dose of radiations (comprising unirradiated) is to the influence of percentage of seedgermination.Concrete outcome sees Table 2.
The method of embodiment 3, a kind of extending storage period of wheat seeds may further comprise the steps successively:
1), adopt irradiation bomb to be the wheat seed of being gathered in the crops
60The gamma-rays of Co carries out radiation treatment, and dose of radiation is respectively 0.5,1,2kGy;
2), the seed behind the above-mentioned irradiation is carried out hot-air seasoning respectively, below seed safety storage moisture, i.e. seed moisture proportion≤15%; Bake out temperature is 50 ℃.
To with the wheat seed that obtains according to the method described above, under identical holding conditions, preserve with the handling (being 0kGy), directly carry out the wheat seed of baking step of batch results without gamma-ray irradiation; Survey seed germination rate at quarterly intervals one time, the processing of more different dose of radiations (comprising unirradiated) is to the influence of percentage of seedgermination.Concrete outcome sees Table 3.
The germination percentage of wheat seed (%) (bake out temperature is 30 ℃) over time after the preliminary treatment of table 1 irradiation
| Irradiation dose | 3 months | 6 months | 9 months | 12 months | 15 months | 18 months | 21 months | 24 months |
| 0kGy 0.5kGy 1kGy 2kGy | 96 26 0 0 | 93 66 0 0 | 87 96 11 0 | 86 93 55 9 | 80 91 96 24 | 75 88 93 75 | 68 85 91 95 | 66 80 88 92 |
The germination percentage of wheat seed (%) (bake out temperature is 40 ℃) over time after the preliminary treatment of table 2 irradiation
| Irradiation dose | 3 months | 6 months | 9 months | 12 months | 15 months | 18 months | 21 months | 24 months |
| 0kGy 0.5kGy 1kGy 2kGy | 95 24 0 0 | 92 63 0 0 | 88 96 9 0 | 85 93 53 8 | 81 90 95 23 | 76 86 92 72 | 70 83 91 95 | 65 79 87 93 |
The germination percentage of wheat seed (%) (bake out temperature is 50 ℃) over time after the preliminary treatment of table 3 irradiation
| Irradiation dose | 3 months | 6 months | 9 months | 12 months | 15 months | 18 months | 21 months | 24 months |
| 0kGy 0.5kGy 1kGy 2kGy | 94 21 0 0 | 91 61 0 0 | 83 94 8 0 | 80 96 51 7 | 75 92 95 21 | 71 83 92 73 | 63 78 88 96 | 58 75 85 91 |
As seen, wheat seed is plucked after after irradiation dose is the gamma-ray irradiation preliminary treatment of 0.5～2kGy, carry out bake out temperature again and be 30～50 ℃ the resulting dry seeds of hot-air seasoning, its germination percentage descends immediately, enter the physiological status of similar dormancy, along with the increase germination percentage of storage time then raises gradually, through the time (time can be controlled by irradiation dose) about half a year to 2 year, seed germination rate can go back up to the level of firm results.And without the pretreated wheat seed of gamma-ray irradiation under identical holding conditions, along with its germination percentage of prolongation of storage time reduces gradually.
At last, it is also to be noted that what more than enumerate only is several specific embodiments of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (2)
1, a kind of method of extending storage period of wheat seeds is characterized in that: comprise irradiation steps and baking step successively;
Described irradiation steps is: adopt gamma-rays to carry out the irradiation of 0.5～2kGy dose of radiation the wheat seed of being gathered in the crops;
Described baking step is: the seed behind the described irradiation is carried out hot-air seasoning to safe storage moisture, i.e. seed moisture proportion≤15%; Described bake out temperature is 30～50 ℃.
2, the method for a kind of extending storage period of wheat seeds according to claim 1 is characterized in that: what adopt in the described irradiation steps is
60Co irradiation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100498465A CN1324970C (en) | 2005-05-27 | 2005-05-27 | Method for extending storage period of wheat seeds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100498465A CN1324970C (en) | 2005-05-27 | 2005-05-27 | Method for extending storage period of wheat seeds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1698447A CN1698447A (en) | 2005-11-23 |
| CN1324970C true CN1324970C (en) | 2007-07-11 |
Family
ID=35474828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100498465A Expired - Fee Related CN1324970C (en) | 2005-05-27 | 2005-05-27 | Method for extending storage period of wheat seeds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1324970C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102577696B (en) * | 2012-02-03 | 2013-10-23 | 浙江大学 | Method for prolonging storage life of rice seeds |
| CN102960442B (en) * | 2012-11-08 | 2014-10-08 | 南昌大学 | Method of prolonging rice storage period by gamma ray-superheated steam combined treatment |
| CN104798555A (en) * | 2015-05-12 | 2015-07-29 | 王永妍 | Storage method of highland barley seeds |
| CN105145810A (en) * | 2015-09-10 | 2015-12-16 | 唐乾军 | Method for storing wheat by utilizing wheat bran |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5137747A (en) * | 1989-12-06 | 1992-08-11 | Societe D'exploitation De Produits Pour Les Industries Chimiques - S.E.P.P.I.C. | Desiccant powder, its use for the drying of solid substrates, in particular grains or seeds |
| CN1075605A (en) * | 1992-02-22 | 1993-09-01 | 王惠民 | The method and the facility of seed safety storage |
| CN1535562A (en) * | 2003-04-09 | 2004-10-13 | 新昌县苦丁茶研究所 | Long-period storage method of ilex seed |
-
2005
- 2005-05-27 CN CNB2005100498465A patent/CN1324970C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5137747A (en) * | 1989-12-06 | 1992-08-11 | Societe D'exploitation De Produits Pour Les Industries Chimiques - S.E.P.P.I.C. | Desiccant powder, its use for the drying of solid substrates, in particular grains or seeds |
| CN1075605A (en) * | 1992-02-22 | 1993-09-01 | 王惠民 | The method and the facility of seed safety storage |
| CN1535562A (en) * | 2003-04-09 | 2004-10-13 | 新昌县苦丁茶研究所 | Long-period storage method of ilex seed |
Non-Patent Citations (3)
| Title |
|---|
| 60Cor射线辐射小麦种子储藏效应地研究 余泽高等，核农学报，第19卷第2期 2005 * |
| 60Cor射线辐射小麦种子储藏效应地研究 余泽高等，核农学报，第19卷第2期 2005;种子耐储性研究进展 内蒙古师范大学学报 自然科学（汉文）版，第32卷第2期 2003 * |
| 种子耐储性研究进展 内蒙古师范大学学报 自然科学（汉文）版，第32卷第2期 2003 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1698447A (en) | 2005-11-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1698446B (en) | Method for extending storage period of paddy seeds | |
| EP3116296B1 (en) | Method to improve crop yield and/or stress resistance | |
| Sax | The stimulation of plant growth by ionizing radiation | |
| Kassanis | Heat inactivation of leaf‐roll virus in potato tubers | |
| JP2022028655A (en) | Methods of seed treatment and resulting products | |
| Miller et al. | Radiation hormesis in plants | |
| CN1324970C (en) | Method for extending storage period of wheat seeds | |
| Gowthami et al. | Comparison of radiosensitivity of two rice (Oryza sativa L.) varieties to gamma rays and electron beam in M1 generation | |
| Josue et al. | Diallel analysis of grain filling rate and grain filling period in tropical maize (Zea mays L.) | |
| Verma et al. | Improvement in yield attributing traits of cumin (Cuminum cyminum) through acute exposure of gamma ray | |
| Sparrow | Plant growth stimulation by ionizing radiation | |
| Kroupin et al. | Physical methods of pre-planting and postharvest treatment of potato: a review | |
| Keller et al. | Preplanting Treatment to Hasten Germination and Emergence of Grass Seed. | |
| CN109983875B (en) | Method for improving stress resistance of plant seeds | |
| Suhesti et al. | Gamma irradiation and in vitro selection could increase drought tolerance in sugarcane | |
| Emam et al. | Effect of leaf defoliation on assimilate partitioning in maize (Zea mays L.) hybrid SC. 704 | |
| Patel et al. | Effect of seed priming treatments on germination and seedling vigour of custard apple (Annona squamosa) | |
| Debnath et al. | Identification of optimum leaf area index (LAI) for high density planting of banana cv. Martaman in Gangetic Alluvium region of West Bengal. | |
| Sosnin et al. | Pre-sowing stimulation of wheat with UV-B radiation of XeCl-excilamp | |
| Clark et al. | Effects of thermal stress and simulated fallout on conifer seeds | |
| Jones et al. | Aspects of Growth by Some Species of Trifolium Following Gamma Irradiation of the Seeds | |
| Malook et al. | Biochemical and molecular evaluation of mungbean (Vigna radiata L.) genotypes under different gamma rays treatments | |
| Tiwari et al. | Effects of gamma radiation on germination and growth characteristics of spine gourd (Momordica dioica Roxb.) | |
| Roy | BETA RADIATION EFFECTS ON THE GROWTH PARAMETERS OF PHASEOLUS VULGARIS L. | |
| CN106717251A (en) | A kind of method for promoting oat seed to sprout |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |