CN105028075A - Rapid generation-adding method for rice breeding - Google Patents
Rapid generation-adding method for rice breeding Download PDFInfo
- Publication number
- CN105028075A CN105028075A CN201510445936.XA CN201510445936A CN105028075A CN 105028075 A CN105028075 A CN 105028075A CN 201510445936 A CN201510445936 A CN 201510445936A CN 105028075 A CN105028075 A CN 105028075A
- Authority
- CN
- China
- Prior art keywords
- breeding
- generation
- rice
- year
- time
- 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.)
- Pending
Links
Classifications
-
- 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
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01H—NEW PLANTS OR NON-TRANSGENIC PROCESSES FOR OBTAINING THEM; PLANT REPRODUCTION BY TISSUE CULTURE TECHNIQUES
- A01H1/00—Processes for modifying genotypes ; Plants characterised by associated natural traits
- A01H1/02—Methods or apparatus for hybridisation; Artificial pollination ; Fertility
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Botany (AREA)
- Environmental Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Developmental Biology & Embryology (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a rapid generation-adding method for rice breeding, pertaining to the technical field of rice breeding. The rapid generation-adding method is used in an area, located at 101 degrees, 58 minutes east longitude and 23 degrees, 36 minutes northern latitude, with an elevation of 430 meters and annual average temperature of 23.8 DEG C. From February in the first year to February in the next year, a direct-seeding manner is adopted and rice low-generation breeding material is utilized for generation-adding breeding three times a year. The amount of rice breeding at the first time, second time and third time is all 20g/m<2>. As for three-time generation-adding breeding, alternation of wetting and drying operation is performed for water and starch management without applying nitrogenous fertilizers in the overall growing season. The rapid generation-adding method for rice breeding has following beneficial effects: generations can be added three times a year; generation-adding breeding at each time helps to ensure all individual plants normally bear fruits, thereby ensuring that originality of material and saving breeding cost. Service lifetime of breeding is greatly shortened and breeding progress is accelerated.
Description
Technical field
The invention belongs to rice breeding technology field.
Background technology
In new rice variety Breeding Process, filial generation needs to add generation through 8-10 time, stable strain could be obtained, if one is only plantation once, stable strain could be obtained with regard to needing 8-10 and carry out regional test, through the production test of the regional tests of 2 years and 1 year, could recommended varieties authorization, therefore, the incubation of new varieties at least needed for 11 years.
Paddy rice originates from tropical and subtropical region, belongs to and short day likes warm crop, particularly responsive to illumination, temperature.Due to Hainan Island tropical, the weather conditions also suitable paddy growth in winter.In order to improve breed breeding progress, shorten the seed selection time limit, breeding man in all parts of the country takes the planting patterns in 1 year 2 season, namely plant in locality summer, plant to Hainan Island winter and namely add for 1 year 2 times for breeding, even if also need the 5-6 year like this, new varieties could be bred as.At present, yet there are no paddy rice to carry out in same place adding the report for breeding for 1 year 3 times.
Summary of the invention
The present invention seeks to provide a kind of rice breeding method of promotion from generation to generation fast to shorten the rice breeding time limit.
A kind of rice breeding provided by the present invention promotes that method and technology scheme comprises the following steps fast from generation to generation:
(1) east longitude 101 ° 58 ', north latitude 23 ° 36 ', height above sea level 430 meters, the area that average temperature of the whole year is 23.8 DEG C, 14-February 16 February, carry out first time sowing with the low generation breeding material of paddy rice, seeding quantity is 25g/m
2, the whole season of growth carries out water starch management by alternation of wetting and drying and not nitrogen fertilizer application, and 4 days-June 6 June in the same year gathers in; ;
(2) in step (1) described area, 9-June 11 June in step (1) the same year, carry out second time sowing with the low generation breeding material of paddy rice, seeding quantity is 20g/m
2, the same step of water and fertilizer management (1), 30 days-October 2 September in the same year gathers in;
(3) in the greenhouse in step (1) described area, 4-October 6 October in step (1) the same year, carry out third time sowing with the low generation breeding material of paddy rice, seeding quantity is 20g/m
2, the same step of water and fertilizer management (1), 9 days-February 11 February next year gathers in.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention selects to carry out live adding generation in suitable area and time with paddy rice low generation breeding material, by controlling seeding quantity and the synergy adopting suitable water and fertilizer management measure, complete 1 year three times adding generations, adding generation each time, can guarantee that all individual plants are normally solid, both ensure that the primitiveness of material, substantially reduce again the breeding time limit, accelerate Breeding progress, obtain the technique effect of highly significant.Add compared with generation breeds with existing paddy rice 1 year twice strange land, on the one hand save manpower and materials, saved breeding cost, shorten the breeding time limit on the other hand, accelerate breeding process.
Accompanying drawing explanation
Fig. 1 paddy rice low generation rice breed the inventive method is in the growing way situation in land for growing field crops seedling stage.
Fig. 2 paddy rice low generation rice breed the inventive method is in the growing way situation in land for growing field crops maturing stage.
Embodiment
Following instance, without specified otherwise, is the conventional method of rice cropping management.
Embodiment 1
The present embodiment adopts parental rice material: Hexi 41 (P1), No. 12, cloud round-grained rice (P2), No. 15, cloud round-grained rice (P3), No. 25, cloud round-grained rice (P4), No. 13, beautiful round-grained rice (P5), No. 37, cloud round-grained rice (P6), No. 38, cloud round-grained rice (P7), No. 39, cloud round-grained rice (P8) carry out conventional hybridization, again selfing must F2 generation (low generation) breeding material in table 1, in the generation that adds of carrying out 1 year three times respectively as follows, breeds, obtain F3, F4 and F5 for breeding material, in the generation that adds facilitating rice breed, breeds.
The all parental rice materials exemplified in the present embodiment are commercially available prod, all can buy from Kunming Feng Jin agricultural science and technology development corporation, Ltd., the address of the said firm: in Yunnan Agriculatural Academy of No. 2238, Panlong District Beijing Road, Kunming, Yunnan Province, postcode 650205.
The present embodiment is only citing, breed the generation that adds of 1 year three times, low generation (F2-F6) breeding material of each available identical generation is bred, add for three times as 1 year generation breed in all use F2 for breeding material, or add generation for three in 1 year times and breed and all use F4 for breeding material; Also can carry out adding for breeding, as long as all technique effect of the present invention can be reached with low generation breeding material (breeding material in general F2 to F6 generation is all called low generation breeding material) by the inventive method with the breeding material of different generations respectively in breeding 1 year three times add.
The breeding material exemplified in the present embodiment is only citing, all can reach technique effect of the present invention with other paddy rice low generation breeding material outside the present embodiment by the inventive method.
(1) Cereal Crops Inst., Yunnan Prov. Agricultural Academy's Japonica two line hybrid rice problem is in large horizontal village, Yuxi Salvador in Yuanjiang County of Yunnan Province, Yunnan Province, 1 year 3 times adding generations are carried out with the seed of the low generation breeding material of paddy rice, large horizontal village, Yuxi Salvador in Yuanjiang County of Yunnan Province, described Yunnan Province, be positioned at the middle and south, Yunnan Province, east longitude 101 ° 58 ', north latitude 23 ° 36 ', height above sea level 430 meters, average temperature of the whole year 23.8 DEG C, weather conditions are suitable for paddy growth, meet the Rice Cropping region described in technical solution of the present invention, adopt direct-seeding to carry out adding generation.Carried out first time sowing with F2 for rice breed February 15 in described area, seeding quantity is 25g/m
2, the whole season of growth carries out water starch management by alternation of wetting and drying and not nitrogen fertilizer application, and June 5 the same year gathers in, the 112 days time of infertility.
(2) in step (1) described area, carry out second time sowing with F3 for rice breed the June 10 in step (1) the same year, seeding quantity is 20g/m
2, the same step of water and fertilizer management (1) the i.e. whole season of growth carries out water starch management by alternation of wetting and drying and not nitrogen fertilizer application, and October 1 the same year gathers in, the 113 days time of infertility.
(3) in the greenhouse in step (1) described area, carry out third time sowing with F4 for rice breed the October 5 in step (1) the same year, seeding quantity is 20g/m
2, the same step of water and fertilizer management (1) the i.e. whole season of growth carries out water starch management by alternation of wetting and drying and not nitrogen fertilizer application, gathers in, the 127 days time of infertility the February 10 of next year.
During above Rice Cropping, carry out phosphorus Potassium Fertilizer and rice disease and pest prevention and control of weeds according to a conventional method.The whole season of growth described in step (1) carries out water starch management by alternation of wetting and drying, when concrete grammar is Rice Seedling Height 5-10cm, pour water when paddy field face occurs that width is the crackle of 1-2cm, 0 < water depth≤2cm, again pour water when water falls to doing naturally and face, field occurs that width is the crackle of 1-2cm, 0 < water depth≤2cm, so circulation is carried out irrigating until paddy rice is ripe.
Due to low generation breeding material adding generation, do not need too many seed amount, but require the primitiveness of reserved materials, therefore, the present invention, by controlling seeding quantity and adopting suitable water and fertilizer management measure, ensure that all individual plants can be normally solid.
Above-mentioned test, in the February 15 of First Year carry out first time add generation sowing, February 10 to next year gathers in, direct-seeding is adopted to carry out three adding generations with low generation breeding material, namely within 1 year, three times have been planted in same place, substantially reduce the breeding time limit, accelerate Breeding progress, to rice breeding, there is important function.Add generation continuously if not to a collection of breeding material, the interval time in two seasons can also shorten.Fig. 1 and Fig. 2 also shows that the inventive method is practical for low generation breeding material adding generation.
Table 1 embodiment 1 low generation breeding material inventory
Claims (1)
1. rice breeding promotes method fast from generation to generation, it is characterized in that comprising the following steps:
(1) east longitude 101 ° 58 ', north latitude 23 ° 36 ', height above sea level 430 meters, the area that average temperature of the whole year is 23.8 DEG C, 14-February 16 February, carry out first time sowing with the low generation breeding material of paddy rice, seeding quantity is 25g/m
2, the whole season of growth carries out water starch management by alternation of wetting and drying and not nitrogen fertilizer application, and 4 days-June 6 June in the same year gathers in;
(2) in step (1) described area, 9-June 11 June in step (1) the same year, carry out second time sowing with the low generation breeding material of paddy rice, seeding quantity is 20g/m
2, the same step of water and fertilizer management (1), 30 days-October 2 September in the same year gathers in;
(3) in the greenhouse in step (1) described area, 4-October 6 October in step (1) the same year, carry out third time sowing with the low generation breeding material of paddy rice, seeding quantity is 20g/m
2, the same step of water and fertilizer management (1), 9 days-February 11 February next year gathers in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510445936.XA CN105028075A (en) | 2015-07-27 | 2015-07-27 | Rapid generation-adding method for rice breeding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510445936.XA CN105028075A (en) | 2015-07-27 | 2015-07-27 | Rapid generation-adding method for rice breeding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105028075A true CN105028075A (en) | 2015-11-11 |
Family
ID=54435567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510445936.XA Pending CN105028075A (en) | 2015-07-27 | 2015-07-27 | Rapid generation-adding method for rice breeding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105028075A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106069449A (en) * | 2016-07-06 | 2016-11-09 | 刘志发 | Rice breeding quickly promotes method from generation to generation |
| CN109997633A (en) * | 2019-04-02 | 2019-07-12 | 宁夏金灵州种业有限公司 | A kind of Early-mid ripening paddy rice planting method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004066719A1 (en) * | 2003-01-31 | 2004-08-12 | Plant Genome Center Co., Ltd. | Method of quickly breeding improved plant variety |
| CN101248750A (en) * | 2007-12-10 | 2008-08-27 | 陈立云 | Paddy rice dual-purpose genic male sterile line single-season with regeneration cold water string irrigating seed replication method |
| US20120079619A1 (en) * | 2010-09-27 | 2012-03-29 | Board Of Trustees Of The University Of Arkansas, N.A. | Rice Cultivar Roy J |
| CN103583353A (en) * | 2013-11-18 | 2014-02-19 | 安徽省农业科学院水稻研究所 | Method for screening sterile plants and selecting seeds and application thereof to breeding |
-
2015
- 2015-07-27 CN CN201510445936.XA patent/CN105028075A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004066719A1 (en) * | 2003-01-31 | 2004-08-12 | Plant Genome Center Co., Ltd. | Method of quickly breeding improved plant variety |
| CN101248750A (en) * | 2007-12-10 | 2008-08-27 | 陈立云 | Paddy rice dual-purpose genic male sterile line single-season with regeneration cold water string irrigating seed replication method |
| US20120079619A1 (en) * | 2010-09-27 | 2012-03-29 | Board Of Trustees Of The University Of Arkansas, N.A. | Rice Cultivar Roy J |
| CN103583353A (en) * | 2013-11-18 | 2014-02-19 | 安徽省农业科学院水稻研究所 | Method for screening sterile plants and selecting seeds and application thereof to breeding |
Non-Patent Citations (2)
| Title |
|---|
| 宁夏回族自治区农业科学研究: "《科研成果汇编-农业分册》", 31 December 1978 * |
| 李彩玲: "景洪市一年三熟高效种植模式", 《云南农业科技》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106069449A (en) * | 2016-07-06 | 2016-11-09 | 刘志发 | Rice breeding quickly promotes method from generation to generation |
| CN109997633A (en) * | 2019-04-02 | 2019-07-12 | 宁夏金灵州种业有限公司 | A kind of Early-mid ripening paddy rice planting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102696380A (en) | Method for inter-planting forage grass in orchards at karst rock desertification region | |
| CN102090245A (en) | Cultivation method for plant Maca | |
| CN102884935A (en) | Plant maca growing method in lower altitude areas | |
| Oweis et al. | Faba bean productivity under rainfed and supplemental irrigation in northern Syria | |
| CN104813832A (en) | Cultivation method of sweet elephant grass | |
| CN107567920A (en) | A kind of method that rapid scale breeds dwarfing interstock apple seedling | |
| CN104303789A (en) | Method for cultivating pinellia ternata | |
| Mondal et al. | Community water management and cropping system synchronization: The keys to unlocking the production potential of the polder ecosystems in Bangladesh | |
| CN104871760B (en) | A kind of sunflower broadcasts the implantation methods of protheca replay pea | |
| CN110122212A (en) | The method of tomato Acceleration of generation rapid breeding | |
| CN105028075A (en) | Rapid generation-adding method for rice breeding | |
| CN105684689B (en) | A kind of quick method for adding generation of 1 year four seville orange flower life | |
| CN105612949A (en) | Corn planting method achieving yield increase | |
| CN104041302A (en) | Planting method for water chestnuts | |
| CN111492909B (en) | Ecological low-cost planting method for pitaya | |
| CN104255248B (en) | The breeding method of alfalfa | |
| CN204552183U (en) | Ecological agriculture factorial praluction system | |
| CN106069449A (en) | Rice breeding quickly promotes method from generation to generation | |
| CN107821155B (en) | Winter wheat-summer corn double-early double-late growth period coupling directional breeding method | |
| CN104982166A (en) | Bacca sedge planting method | |
| CN105265141A (en) | Method for artificially planting pseudostellaria heterophylla | |
| Van Os et al. | Application of the adaptive greenhouse concept in Lebanon | |
| CN105474933A (en) | High-yield planting method for winter corn | |
| CN109832102A (en) | A method of utilizing plant in treating sand field | |
| Singh et al. | Yield enhancement of rapeseed-mustard through innovative transplanting technique in Assam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151111 |
|
| WD01 | Invention patent application deemed withdrawn after publication |