CN1075346C - Technique for breeding of hybridized rice - Google Patents
Technique for breeding of hybridized rice Download PDFInfo
- Publication number
- CN1075346C CN1075346C CN97100192A CN97100192A CN1075346C CN 1075346 C CN1075346 C CN 1075346C CN 97100192 A CN97100192 A CN 97100192A CN 97100192 A CN97100192 A CN 97100192A CN 1075346 C CN1075346 C CN 1075346C
- Authority
- CN
- China
- Prior art keywords
- rice
- hybrid
- strong
- round
- indica
- 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
Landscapes
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
Abstract
The present invention belongs to the field of the heterosis of paddy rice. A japonica rice variety 02428 with wide affinity is used as a female parent, and hsien rice gui 630 with a strong restoring line is used as a male parent. Various new hybrid paddy rice combinations with early maturity, high yield and high quality can be prepared through a proper sterile line (comprising a dual-purpose core sterile line) and a restoring line luhui 17 with high combining ability, high recuperability, strong advantages and wide adaptability by the hybridization among the subspecies of japonica rice and hsien rice, the separate breeding and the stabilization and the formation of anther tissue culture. Larger economic benefits are created for increasing the yield of the paddy rice.
Description
The invention belongs to the rice heterosis utilization field, be specifically related to the breeding method of hybrid rice.
China's hybrid rice area under cultivation has about 0.16 hundred million hectare, account for national paddy rice cultivated area 50%, compare with the conventional rice kind, hybrid rice generally can be increased production about 10%, because like this, development of hybrid rice and popularization have been acknowledged as China paddy rice in modern age and have bred a important milestone on the history.But paddy rice is the same with other crop, and heterotic power is limited by the genetic variation and genetic differentiation level of parental gene, and China hybrid rice of promoting at present is because the reproductive disorder between indica and japonica subspecies all can only utilize the hybrid vigour in the same subspecies.Therefore since the middle and later periods eighties, a collection of strong advantage combination was promoted, although number of research projects has been done by breeding men.But yield level does not have new breakthrough, and along with agricultural develops to highly efficient and productive, high-quality direction, particularly China is faced with the serious situation that the people subtracts with increasing.Guarantee and improve the demand that total grain output adapts to development, seed selection has the super high-yielding yield level, and adaptability is strong, and the new combination of the hybrid rice of disease-resistant high-quality has become the great brainstorm subject on the rice breeding.Powerful hybrid vigour between indica and japonica subspecies is early paid attention to for scientists, but the breeding time that Hybrids of Indica and Japonica exists is long, and solid rate variance enriches the not full physiology reproductive disorder that waits and influenced heterotic effective utilization.The rice breeding worker has made number of research projects in this respect, has obtained significant achievement, and external breeding man successfully selects the super high-yielding kind that the Xian round-grained rice is handed over, as international paddy rice " super hybridization rice ".But these kinds can not be at Chinese popularizing planting owing to adaptability problem, and therefore, the super high-yielding kind (combination) of cultivating China is the task of top priority.
The objective of the invention is to solve the problems referred to above that the Xian round-grained rice mingles paddy rice, a kind of high-combining ability is provided, super high-yielding, disease-resistant, high-quality, adaptability are strong, and part is utilized the breeding new material of the hybrid rice of indica-japonica heterosis, cultivates the super high-yielding combination and goes up large-area applications for producing.
The object of the present invention is achieved like this.
The breeding new material of the new combination of this hybrid rice comprises and selects to have the japonica rice material of wide affinity characteristic and the indica type material with strong restoring force.With partly the transformation of japonica rice gene is to good indica restorer line, the middle generation is selected to have round-grained rice type blood relationship indica material and carries out tissue culture and the selfing of Duo Dai purifying with its wide compatibility gene, and stable back is used as the parent and prepares combination.
A kind of technique for breeding of hybridized rice is characterized in that being realized by following steps:
(1) be female parent with wide affine japonica rice variety " 02428 ", recovering system's " Gui 630 " with strong restoring force long-grained nonglutinous rice is that male parent is hybridized, and selects that coordinate force is good the middle generation, and the combo advantage is strong has round-grained rice type blood relationship indica material 717.
(2) material 717 serve as for this to have in the round-grained rice type blood relationship indica from generation to generation, carry out the anther tissue culture purified after, to breed the high-combining ability recovery be Lu extensive 17 selfing many generations again.
(3) being female parent with round-grained rice matter Xian caryon sterile line K17A, is that Lu extensive 17 is male parent preparing hybrid combination " K excellent 17 " to recover.
Parental source and feature thereof:
Seed selection has the recovery system that the Xian round-grained rice is handed over the hybrid rice combination of strong advantage, and it is crucial that selected parent and offspring select stable.By evaluation and screening to 278 parts of japonica rice resources, japonica rice variety 02428 has wide compatibility gene, extremely strong with indica hybrid hybrid vigour, the biological yield height, but because of not having present three is that the strong recovery gene of male sterile line can not utilize on ternary hybrid rice, promptly select for use indica restorer line Gui 630 to hybridize with it for male parent, Gui 630 has strong recovery gene, characteristics such as work good.Selecting indica strain system to cultivate through anther tissue in filial generation quickens to stablize, it is good to breed coordinate force, and adaptability is strong, and it is Lu extensive 17 that the Xian round-grained rice that pollen amount is big hands over indica to recover, identify that through coordinate force and adaptability Lu extensive 17 is recovery systems of desirable ternary hybrid rice.
The feature of Lu extensive 17: about plant height 115cm, plant is neat, and tillering ability is strong, the stem number of blade 15～16 leaves, duration from seeding to heading 105 days.Ye Selve is dark green, the leaf bud sheath, and leaf margin, auricle, internode, stem are all colourless, and fringe is spindle, spike length 25cm, every fringe 150 of grains, ripening rate 90%, thousand kernel weight 30 grams, grain is light yellow, grain length 0.91cm, the short awns in minority top, the grain husk point is colourless, the heading neat and consistent, flower pesticide is big and full, and pollen amount is big, and main rice matter index reaches " edible high quality rice " promulgated by the ministries or commissions of the Central Government secondary superior rice standard, the blast resisting ability is strong, and is resistant to lodging, and the later stage annesl is good.
The feature of the combination K excellent 17 of extensive 17 preparations in Lu:
About plant height 110cm, it is straight that bar is endured leaf, the plant type compactness, and tillering ability is strong, and effectively fringe is many, and the big grain of fringe is heavy, kipeming high yield, thousand kernel weight 30 grams, rice matter is better, and the blast resisting ability is stronger, and the cold-resistant fringe phase in seedling stage is high temperature resistant, the ripe phase discolors, and is resistant to lodging, wide adaptability, hybrid seed yield height.
Advantage of the present invention and good effect.
(1) yield level height: the recovery that the present invention breeds is to work good in Lu extensive 17, the hybrid combination of being prepared shows the yield level of high yield, K excellent 17 is in the trivial examination of nineteen ninety-five south rice, gather average per hectare and produce 9010 kilograms, comparison is according to excellent 64 volume increase 23.09% of kind of prestige, the daily output is up to 0.29 kilogram/hectare, and these three indexs are created all-time high in combination of the same type.
(2) wide adaptability: K excellent 17 all than plant combination performance volume increase as the landlord, in southern rice district, obtains high yield from 300 meters to 800 meters equal can plantations of height above sea level in trivial examination of southern rice and demonstration plant.
(3) resistance and better resistance: K excellent 17 seedling stages are low temperature resistant, the fringe phase is high temperature resistant, and lodging tolerance is strong.Blast resisting, 4 grades of seedling leaf pest, 5 grades of neck pest.The neck pest incidence of disease 12.15%, and contrast 9 grades of short excellent S leaf pest, the neck pest incidence of disease 98%.
(4) hybrid seed yield height: K excellent 17 is because of maternal flowering habit is good, and the paternal pollen amount is big.Easily obtain high yield in the production of hybrid seeds, hybrid seed yield generally can reach 4500 kilograms/hectare, and comparison improves 40～50% according to oil excellent 63.
Accompanying drawing 1 is a concrete breeding line spectrogram of the present invention.
The new combined material of this hybrid rice is to be female parent with wide affine japonica rice variety " 02428 ", and strong restoring force long-grained nonglutinous rice recovers system's " Gui 630 " and hybridizes for male parent.Selfing is selected to such an extent that have a round-grained rice type blood relationship indica material 717 after 7 generations again, carries out tissue culture with flower training technology again, quickens stablely, and to breed that high-combining ability recovers be Lu extensive 17 3 generations of selfing then.K17A is a female parent with round-grained rice matter Xian caryon sterile line, is that Lu extensive 17 is male parent preparing hybrid combination " K excellent 17 " to recover.
Specific implementation method of the present invention is described in detail in detail below.
The different friendship habit of the maternal K17A of K excellent 17 is good, and the bag neck is light, and the pollination attitude is good; stigma exposing ratio is up to 95%, and two exposing can reach about 75%, and vitality of stigma is strong; Zao about 1 hour when flower than precious oily 97A; ripening rate is about 80% when normal flower synchronization, and extensive 17 tillering abilities in male parent Lu are strong, and the many fringes of fringe are big; flower pesticide is full; pollen amount is big, and the production of hybrid seeds is easy, and this combination production of hybrid seeds generally can reach more than 300 kilograms.The seeding technique main points are:
1, broadcast the poor phase: in the Luzhou, Sichuan and identical ecotope adopt the male parent production of hybrid seeds of two phases, the male parent first phase, the second phase, maternal date of seeding, be as the criterion with the male parent leaf age, sows when promptly male parent first phase leaf age reaches 6,7 leaves every 6 days in the last ten-days period in March sowings, the time difference is 40～42 days.
2, the male parent hectare amount of broadcasting is 0.027～0.033 kilogram, broadcasts preferablely with 13.33 * 13.33cm two point, helps the strong seedling of the many tillers of male parent.0.233 kilogram of the maternal hectare amount of broadcasting, suitably light seeding.
3, seed farm is planted father and mother's one's own profession than 2: 12 or 2: 14.
4, responsive to " 920 " because of female parent, using of " 920 " is lighter than other male sterile line, and general hectare restrains " 920 " with 0.8.
5, other control measures are identical with oil " excellent 63 " production of hybrid seeds.
Table 1 " K excellent 17 " and the output comparison sheet that contrasts
| Identify unit | The name of an article | Paddy per mu yield (Kg) | The paddy daily output (Kg) | Brown rice per mu yield (Kg) |
| In the examination of indica hybrid rice district, the whole nation Xian early in ripe group | Excellent 64 (the CK) ± % of excellent 17 prestige of K | 600.67 488.00 +23.09 | 4.48 3.91 +14.58 | 486.36 388.79 +25.10 |
| In provinces and regions, the Sichuan examinations among the Xian ripe group | Excellent 195 (the CK) ± % of excellent 17 Shans of K | 563.31 478.92 +17.62 | 4.02 3.54 +13.56 | 450.65 387.92 +16.17 |
Claims (1)
1, a kind of hybrid rice breeding method is characterized in that being realized by following steps:
(1) be female parent with wide affine japonica rice variety " 02428 ", recovering with long-grained nonglutinous rice " Gui 630 " is that male parent is hybridized, and the middle generation selects and has round-grained rice type blood relationship indica material;
(2) to have round-grained rice type blood relationship indica material serve as for this to select Middle Ages, carry out the anther tissue culture purified after, selfing is bred and is recovered system's (Lu is extensive) again;
(3) being female parent with round-grained rice matter Xian caryon sterile line K17A, is the combination of male parent preparing hybrid to recover system's (Lu is extensive).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97100192A CN1075346C (en) | 1997-01-17 | 1997-01-17 | Technique for breeding of hybridized rice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97100192A CN1075346C (en) | 1997-01-17 | 1997-01-17 | Technique for breeding of hybridized rice |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1159879A CN1159879A (en) | 1997-09-24 |
| CN1075346C true CN1075346C (en) | 2001-11-28 |
Family
ID=5164859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97100192A Expired - Fee Related CN1075346C (en) | 1997-01-17 | 1997-01-17 | Technique for breeding of hybridized rice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1075346C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103210844A (en) * | 2013-04-23 | 2013-07-24 | 江苏徐淮地区徐州农业科学研究所 | Method for improving frequency of callus induction and plant differentiation rate in japonica rice anther culture |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103250418B (en) | 2010-11-30 | 2014-10-15 | 富士胶片株式会社 | Image processing device, imaging device, image processing method, and white balance adjustment method |
| CN102577933B (en) * | 2012-03-20 | 2014-05-21 | 安徽绿亿种业有限公司 | Method for breeding indica sterile line-japonica restorer line intersubspecific hybrid rice and application of method |
| CN103461111B (en) * | 2013-09-27 | 2015-07-22 | 江苏丘陵地区镇江农业科学研究所 | Breeding method for high-cold-resistance rice |
| CN104521758B (en) * | 2015-01-04 | 2017-03-29 | 安徽袁粮水稻产业有限公司 | A kind of Xian Jing hand over gene introgression blast resisting breeding new method |
| CN104521744B (en) * | 2015-01-04 | 2017-06-13 | 浙江原态农业股份有限公司 | A kind of bacterial leaf spot resistance Japonica two line hybrid rice method |
| CN104429932B (en) * | 2015-01-04 | 2017-06-20 | 兰进好 | A kind of Xian round-grained rice hands over the anti-banded sclerotial blight breeding new method of gene introgression |
| CN104542256B (en) * | 2015-01-04 | 2017-05-31 | 云南楚源种业有限责任公司 | A kind of long-grained nonglutinous rice false smut resistance efficiently imports the breeding method of japonica rice |
| CN106489727A (en) * | 2015-09-08 | 2017-03-15 | 无锡南理工科技发展有限公司 | A kind of bacterial Footrot resistance Japonica two line hybrid rice method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044201A (en) * | 1990-03-09 | 1990-08-01 | 江苏省农业科学院粮食作物研究所 | Hybrids of Indica and Japonica rice---inferior excellent No. two breeding method |
| CN1058129A (en) * | 1990-07-17 | 1992-01-29 | 邓祚荣 | Two system method crossbreeding technology for long-grained nonglutinous rice subspecised |
-
1997
- 1997-01-17 CN CN97100192A patent/CN1075346C/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1044201A (en) * | 1990-03-09 | 1990-08-01 | 江苏省农业科学院粮食作物研究所 | Hybrids of Indica and Japonica rice---inferior excellent No. two breeding method |
| CN1058129A (en) * | 1990-07-17 | 1992-01-29 | 邓祚荣 | Two system method crossbreeding technology for long-grained nonglutinous rice subspecised |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103210844A (en) * | 2013-04-23 | 2013-07-24 | 江苏徐淮地区徐州农业科学研究所 | Method for improving frequency of callus induction and plant differentiation rate in japonica rice anther culture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1159879A (en) | 1997-09-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104737898B (en) | A kind of quick method for creating of paddy rice long grain round-grained rice type parent's Xian two-line sterile line kind matter | |
| CN100420368C (en) | Method for selectively breeding hybrid wheat by two-line method utilizing blue grain as marking character | |
| AU2018407905B2 (en) | Photoperiod-sensitive genic male sterility mutant of upland cotton and use thereof | |
| CN100337533C (en) | Transferring and seed producing method for head cabbage cytoplasm male sterile line | |
| CN1075346C (en) | Technique for breeding of hybridized rice | |
| CN103004583B (en) | Rapid purification method for cucumber female flower lines | |
| CN109042292A (en) | A kind of hybrid rice seed breeding process of same period rice transplanting parent | |
| CN109042304B (en) | Breeding method of rice blast resistant high-quality high-yield two-line hybrid indica rice combination | |
| CN1907012A (en) | Breed method for rice reproduction heterosis fixation | |
| CN1187292A (en) | Method for increasing heterosis of crops and plants | |
| CN101697706B (en) | Application and cultivation method of high-frequency recessive female sterile rice restorer lines | |
| CN100435624C (en) | Breeding method for chilli pepper nuclear male sterile dual purpose line and nuclear substance male sterile recovery line | |
| CN112616651B (en) | Breeding method of glyphosate-resistant cotton genic male sterile dual-purpose line | |
| CN1105491C (en) | Cabbage type rape recessive nueleus sterility triseries breeding and technology for production of seeds | |
| CN101999310A (en) | Breeding and reproducing method of indica rice male sterile line Zhenxian 1A with high quality, rice blast resistance and high combining ability | |
| CN1065712C (en) | Hybrid vigor fixing breeding process for rice apomixis | |
| CN104839012B (en) | The method that Yunnan type cytoplasm is bred as wide affine indica cms line | |
| CN109089872A (en) | A kind of hybrid rice seed breeding process of same period live streaming parent | |
| CN108990794A (en) | A kind of hybrid rice breeding method | |
| CN106577262A (en) | Breeding method for multi-ear super hybrid rice restorer line with high tillering capability | |
| CN1943319B (en) | Method for cross breeding seed of wheat | |
| CN106386473A (en) | Method for breeding dual-purpose genic male sterile line of multi-panicle super hybrid rice with strong tillering capability | |
| CN1088328C (en) | Seed selection and breeding method for Chinese sorghum hybrid | |
| CN1669407A (en) | Purification and pure state preservation method of rose violet type sterile line parental generation | |
| CN103960126A (en) | Method for producing hybrid rice seed Rongyou 107 of early long-grain non glutinous rice and late-maturing rice |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20011128 Termination date: 20100219 |