CN107960319A - A kind of long grain round-grained rice rice variety selective and screening technique - Google Patents
A kind of long grain round-grained rice rice variety selective and screening technique Download PDFInfo
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- CN107960319A CN107960319A CN201711180532.8A CN201711180532A CN107960319A CN 107960319 A CN107960319 A CN 107960319A CN 201711180532 A CN201711180532 A CN 201711180532A CN 107960319 A CN107960319 A CN 107960319A
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- 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
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- 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
- A01H1/04—Processes of selection involving genotypic or phenotypic markers; Methods of using phenotypic markers for selection
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Abstract
The present invention relates to crop breeding technical field, especially a kind of long grain round-grained rice rice variety selective and screening technique.The excellent japonica rice variety 10~20 of kind is chosen, by being selfed, hybridizing, the mode such as be returned, and then filters out that every character is good, the long grain round-grained rice rice varieties of stabilization；The wherein selection and breeding of japonica rice variety and screening overall process, carry out, and carried out by the identical technique such as straw substrate seedling, field planting in Anhui Province Tongcheng City；And the straw substrate of seedling, its raw material include：Stalk, rice husk, cow dung, grouts, pond sludge, microorganism-decomposing additive etc..The long grain round-grained rice rice varieties that selection and breeding of the present invention filter out, between particularly suitable Yangze river and Huai river, the planting conditions in even Anhui Tongchen area, and there is good plant shape, high disease and insect resistance, high yield, rice matter of fine quality, the appearance and market quality of existing long grain type Japonica Hybrid can be significantly improved, adapts to market and citizen requirement.
Description
Technical field
The present invention relates to a kind of long grain round-grained rice rice variety selective and screening technique, belong to crop breeding technical field.
Technical background
Rice, is annual gramineae plant, and about 1.2 meters high, leaf is long and flat, and panicle is made of many small ears.Institute
Knot is in fact paddy, and rice or rice are claimed after shelling.Nearly half population in the world, rice can be divided into long-grained nonglutinous rice and japonica rice, early rice and
Middle late rice, glutinous rice and non-glutinous rice.Rice, which is tied, claims rice or rice after the grain of rice shells.Rice can also make wine, make in addition to edible
The sugar raw material of industry, rice husk, rice straw also have many use.Rice belongs to grass family Oryza, is an extremely ancient crop.According to
Archaeological discovery, plantation history at least 7000 year or so of the rice in China.
Domestic long grain type japonica rice variety at present, common are the regional product such as distant star 8, cloud round-grained rice 39, long agriculture round-grained rice 1
Kind, and between particularly suitable Yangze river and Huai river, the long grain type japonica rice variety in even Anhui Tongchen area it is few, it is good not reach plant shape yet
The ideal effects such as good, high disease and insect resistance, high yield, rice matter of fine quality.In this context, between a kind of suitable Yangze river and Huai river of selection and breeding screening, very
To the long grain type japonica rice variety for being Anhui Tongchen area, meet the conditions such as good plant shape, high disease and insect resistance, high yield, rice matter of fine quality,
The appearance and market quality of existing long grain type Japonica Hybrid can be significantly improved, adapts to market and citizen requirement.
The content of the invention
For the above-mentioned prior art, it is an object of the invention to overcome deficiency of the prior art, so as to provide a kind of length
Grain round-grained rice rice variety selective and screening technique, the long grain round-grained rice rice varieties that selection and breeding filter out, between particularly suitable Yangze river and Huai river, even
The planting conditions in Anhui Tongchen area, and there is good plant shape, high disease and insect resistance, high yield, rice matter of fine quality, can be notable
The appearance and market quality of existing long grain type Japonica Hybrid are improved, adapts to market and citizen requirement.
To achieve these goals, the present invention provides following technical solution：A kind of long grain round-grained rice rice variety selective and screening
Method, comprises the following steps：
A kind of long grain round-grained rice rice variety selective and screening technique, it is characterised in that comprise the following steps：
(1) the excellent japonica rice variety 10~20 of kind is chosen, is selfed respectively, is filtered out good, high with plant shape
The F1 generation japonica rice variety 4 of the optimal stabilization of disease and insect resistance, high yield, the good single traits of rice matter, then be selfed respectively, point
Do not filter out that single traits is optimal and the Fa that stablizes is for japonica rice variety 4, be respectively Fa (strain is good), Fa (highly resistance), Fa (high yield),
Fa (of fine quality)；
(2) the excellent japonica rice variety 10~20 of kind is chosen, is selfed respectively, is filtered out good, high with plant shape
The preferable F1 generation japonica rice variety of multiple characters in disease and insect resistance, high yield, rice matter of fine quality；
(3) it is the preferable F1 generation japonica rice variety of multiple characters and the Fa of single traits is (high for japonica rice variety Fa (strain is good), Fa
It is anti-), Fa (high yield), Fa (of fine quality) hybridized respectively, filter out the excellent F2 of character for japonica rice variety, continue respectively with Fa
(strain is good), Fa (highly resistance), Fa (high yield), Fa (of fine quality) are returned, and are filtered out with strain is good, highly resistance, high yield, F3 round-grained rice of fine quality
Rice varieties 1；
(4) by F3 japonica rice varieties, be selfed, so filter out every character it is good, stablize F4 for long grain round-grained rice rice
Kind；
In step (1)~(4), the selection and breeding of japonica rice variety are identical by straw substrate seedling, field planting etc.
Technique carries out；The straw substrate of the seedling, by weight percentage, its raw material include：Stalk 20%~50%, rice husk 10%
~40%, cow dung 8%~15%, grouts 5%~15%, pond sludge 7%~20%, microorganism-decomposing additive 0.2%~1%；
In step (1)~(4), selection and breeding and the screening overall process of japonica rice variety, carry out in Anhui Province Tongcheng City.
Preferably, the stalk is the one or more in rice straw, wheat stalk, maize straw.
Preferably, the straw substrate of the seedling, its production technology are：Stalk is ground into the section less than 5 centimetre lengths
Shape, and rice husk, cow dung, grouts, pond sludge, microorganism-decomposing additive and the water of Suitable weight part of Suitable weight are added, stir
Mix uniformly, make stalk mixture water content be 45%~70%, then seal, it is decomposed 48~72 it is small when, decomposed temperature is no more than
75 DEG C, 3~8 ㎜ of finally smashing into particle diameter, sieve, and the straw substrate of seedling is made.
Preferably, the ratio shared by the gross weight of the straw substrate of the seedling, its raw material stalk and rice husk is：45%~
75%.
Preferably, the straw substrate of the seedling, by weight percentage, its raw material include：Stalk 35%, rice husk
28%th, cow dung 12%, grouts 10%, pond sludge 14.5%, microorganism-decomposing additive 0.5%.
The beneficial effects of the present invention are：
The present invention japonica rice variety 10~20 excellent by choosing kind, is selfed, is hybridized respectively, and is tied
Between Hejiang Huaihe River, the Rice Production condition in even Anhui Tongchen area, the long grain round-grained rice rice varieties that selection and breeding filter out are especially suitable
Between suitable Yangze river and Huai river, the planting conditions in even Anhui Tongchen area, and have good plant shape, high disease and insect resistance, high yield, the rice of fine quality
The features such as matter, can significantly improve the appearance and market quality of existing long grain type Japonica Hybrid, adapt to market and citizen requirement.
Embodiment
The embodiment of the present invention is explained as follows：
Embodiment 1：
A kind of long grain round-grained rice rice variety selective and screening technique, comprise the following steps：
(1) the excellent japonica rice variety 10~20 of kind is chosen, is selfed respectively, is filtered out good, high with plant shape
The F1 generation japonica rice variety 4 of the optimal stabilization of disease and insect resistance, high yield, the good single traits of rice matter, then be selfed respectively, point
Do not filter out that single traits is optimal and the Fa that stablizes is for japonica rice variety 4, be respectively Fa (strain is good), Fa (highly resistance), Fa (high yield),
Fa (of fine quality)；
(2) the excellent japonica rice variety 10~20 of kind is chosen, is selfed respectively, is filtered out good, high with plant shape
The preferable F1 generation japonica rice variety of multiple characters in disease and insect resistance, high yield, rice matter of fine quality；
(3) it is the preferable F1 generation japonica rice variety of multiple characters and the Fa of single traits is (high for japonica rice variety Fa (strain is good), Fa
It is anti-), Fa (high yield), Fa (of fine quality) hybridized respectively, filter out the excellent F2 of character for japonica rice variety, continue respectively with Fa
(strain is good), Fa (highly resistance), Fa (high yield), Fa (of fine quality) are returned, and are filtered out with strain is good, highly resistance, high yield, F3 round-grained rice of fine quality
Rice varieties 1；
(4) by F3 japonica rice varieties, be selfed, so filter out every character it is good, stablize F4 for long grain round-grained rice rice
Kind；
Wherein, in step (1)~(4), selection and breeding and the screening overall process of japonica rice variety, carry out in Anhui Province Tongcheng City,
And carried out by the identical technique such as straw substrate seedling, field planting.
The straw substrate of wherein described seedling, by weight percentage, its raw material includes：Stalk 20%, rice husk 40%, ox
Excrement 15%, grouts 15%, pond sludge 7.8%, microorganism-decomposing additive 0.2%；
The straw substrate of the seedling, its production technology are：Rice straw is ground into the section shape less than 5 centimetre lengths,
And rice husk, cow dung, grouts, pond sludge, microorganism-decomposing additive and the water of Suitable weight part of above part by weight are added,
Stir evenly, make stalk mixture water content be 45%, then seal, it is decomposed 48 it is small when, decomposed temperature be no more than 75 DEG C, finally
3 ㎜ of particle diameter, sieving are ground into, the straw substrate of seedling is made.
Embodiment 2：
A kind of long grain round-grained rice rice variety selective and screening technique, carry out, different from embodiment 1 is according to embodiment 1：
The straw substrate of wherein described seedling, by weight percentage, its raw material includes：Stalk 50%, rice husk 25%, ox
Excrement 8%, grouts 5%, pond sludge 11%, microorganism-decomposing additive 1%；
The straw substrate of the seedling, its production technology are：Wheat stalk is ground into the section shape less than 5 centimetre lengths,
And rice husk, cow dung, grouts, pond sludge, microorganism-decomposing additive and the water of Suitable weight part of above part by weight are added,
Stir evenly, make stalk mixture water content be 70%, then seal, it is decomposed 72 it is small when, decomposed temperature be no more than 75 DEG C, finally
8 ㎜ of particle diameter, sieving are ground into, the straw substrate of seedling is made.
Embodiment 3：
A kind of long grain round-grained rice rice variety selective and screening technique, carry out, different from embodiment 1 is according to embodiment 1：
The straw substrate of wherein described seedling, by weight percentage, its raw material includes：Stalk 45%, rice husk 10%, ox
Excrement 10%, grouts 14%, pond sludge 20%, microorganism-decomposing additive 1%；
The straw substrate of the seedling, its production technology are：Rice straw is ground into the section shape less than 5 centimetre lengths,
And rice husk, cow dung, grouts, pond sludge, microorganism-decomposing additive and the water of Suitable weight part of above part by weight are added,
Stir evenly, make stalk mixture water content be 50%, then seal, it is decomposed 60 it is small when, decomposed temperature be no more than 75 DEG C, finally
5 ㎜ of particle diameter, sieving are ground into, the straw substrate of seedling is made.
Embodiment 4：
A kind of long grain round-grained rice rice variety selective and screening technique, carry out, different from embodiment 1 is according to embodiment 1：
The straw substrate of wherein described seedling, by weight percentage, its raw material includes：Stalk 35%, rice husk 28%, ox
Excrement 12%, grouts 10%, pond sludge 14.5%, microorganism-decomposing additive 0.5%；
The straw substrate of the seedling, its production technology are：Corn stalk powder is broken into the section shape less than 5 centimetre lengths,
And rice husk, cow dung, grouts, pond sludge, microorganism-decomposing additive and the water of Suitable weight part of above part by weight are added,
Stir evenly, make stalk mixture water content be 55%, then seal, it is decomposed 55 it is small when, decomposed temperature be no more than 75 DEG C, finally
6 ㎜ of particle diameter, sieving are ground into, the straw substrate of seedling is made.
Embodiment 5：
A kind of long grain round-grained rice rice variety selective and screening technique, carry out, different from embodiment 1 is according to embodiment 1：
The straw substrate of wherein described seedling, by weight percentage, its raw material includes：Stalk 40%, rice husk 30%, ox
Excrement 15%, grouts 7%, pond sludge 7%, microorganism-decomposing additive 1%；
The straw substrate of the seedling, its production technology are：Rice straw is ground into the section shape less than 5 centimetre lengths,
And rice husk, cow dung, grouts, pond sludge, microorganism-decomposing additive and the water of Suitable weight part of above part by weight are added,
Stir evenly, make stalk mixture water content be 65%, then seal, it is decomposed 68 it is small when, decomposed temperature be no more than 75 DEG C, finally
4 ㎜ of particle diameter, sieving are ground into, the straw substrate of seedling is made.
It is above-mentioned that invention is exemplarily described, it is clear that present invention specific implementation is not subject to the restrictions described above, only
Employ this insubstantial improvement of inventive concept and technical scheme of the present invention progress, or the not improved design by invention
Other occasions are directly applied to technical solution, within protection scope of the present invention.
Claims (5)
1. a kind of long grain round-grained rice rice variety selective and screening technique, it is characterised in that comprise the following steps：
(1) the excellent japonica rice variety 10~20 of kind is chosen, is selfed respectively, is filtered out good, high disease-resistant with plant shape
The F1 generation japonica rice variety 4 of the optimal stabilization of insect pest, high yield, the good single traits of rice matter, then be selfed respectively, sieve respectively
The optimal and stable Fa of single traits is selected for japonica rice variety 4, is respectively Fa (strain is good), Fa (highly resistance), Fa (high yield), Fa
(of fine quality)；
(2) the excellent japonica rice variety 10~20 of kind is chosen, is selfed respectively, is filtered out good, high disease-resistant with plant shape
The preferable F1 generation japonica rice variety of multiple characters in insect pest, high yield, rice matter of fine quality；
(3) by the preferable F1 generation japonica rice variety of multiple characters and the Fa of single traits for japonica rice variety Fa (strain is good), Fa (highly resistance), Fa
(high yield), Fa (of fine quality) are hybridized respectively, filter out the excellent F2 of character for japonica rice variety, continue respectively with Fa (strain is good),
Fa (highly resistance), Fa (high yield), Fa (of fine quality) are returned, and are filtered out with strain is good, highly resistance, high yield, F3 japonica rice varieties 1 of fine quality
It is a；
(4) by F3 japonica rice varieties, be selfed, so filter out every character it is good, stablize F4 for long grain round-grained rice rice varieties；
In step (1)~(4), the selection and breeding of japonica rice variety, pass through the identical technique such as straw substrate seedling, field planting
Carry out；The straw substrate of the seedling, by weight percentage, its raw material include：Stalk 20%~50%, rice husk 10%~
40%th, cow dung 8%~15%, grouts 5%~15%, pond sludge 7%~20%, microorganism-decomposing additive 0.2%~1%；
In step (1)~(4), selection and breeding and the screening overall process of japonica rice variety, carry out in Anhui Province Tongcheng City.
2. a kind of long grain round-grained rice rice variety selective and screening technique according to claim 1, it is characterised in that the stalk is
One or more in rice straw, wheat stalk, maize straw.
3. a kind of long grain round-grained rice rice variety selective and screening technique according to claim 1, it is characterised in that the seedling
Straw substrate, its production technology are：Stalk is ground into the section shape less than 5 centimetre lengths, and adds the rice husk of Suitable weight, ox
Excrement, grouts, pond sludge, microorganism-decomposing additive and the water of Suitable weight part, stir evenly, make the aqueous of stalk mixture
Measure as 45%~70%, then seal, it is decomposed 48~72 it is small when, decomposed temperature is no more than 75 DEG C, 3~8 ㎜ of finally smashing into particle diameter,
Sieving, is made the straw substrate of seedling.
4. a kind of long grain round-grained rice rice variety selective and screening technique according to claim 1, it is characterised in that the seedling
Ratio shared by the gross weight of straw substrate, its raw material stalk and rice husk is：45%~75%.
5. a kind of long grain round-grained rice rice variety selective and screening technique according to claim 1, it is characterised in that the seedling
Straw substrate, by weight percentage, its raw material include：Stalk 35%, rice husk 28%, cow dung 12%, grouts 10%, pond sludge
14.5%th, microorganism-decomposing additive 0.5%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711180532.8A CN107960319A (en) | 2017-11-23 | 2017-11-23 | A kind of long grain round-grained rice rice variety selective and screening technique |
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| CN201711180532.8A CN107960319A (en) | 2017-11-23 | 2017-11-23 | A kind of long grain round-grained rice rice variety selective and screening technique |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657077A (en) * | 2012-05-16 | 2012-09-12 | 中国水稻研究所 | Long-grain hybrid japonica rice restorer selection method |
| CN105294184A (en) * | 2015-10-29 | 2016-02-03 | 安徽省绿福农业科技股份有限公司 | Rice seedling matrix and preparation method thereof |
| CN107466842A (en) * | 2017-09-06 | 2017-12-15 | 浙江农科种业有限公司 | The selection of Indica round-grained rice osculant photo-thermo-sensitive genic male sterile line |
-
2017
- 2017-11-23 CN CN201711180532.8A patent/CN107960319A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102657077A (en) * | 2012-05-16 | 2012-09-12 | 中国水稻研究所 | Long-grain hybrid japonica rice restorer selection method |
| CN105294184A (en) * | 2015-10-29 | 2016-02-03 | 安徽省绿福农业科技股份有限公司 | Rice seedling matrix and preparation method thereof |
| CN107466842A (en) * | 2017-09-06 | 2017-12-15 | 浙江农科种业有限公司 | The selection of Indica round-grained rice osculant photo-thermo-sensitive genic male sterile line |
Non-Patent Citations (2)
| Title |
|---|
| 许耀奎等: "《作物遗传育种》", 31 March 1983 * |
| 黄海祥等: "水稻粒形遗传与长粒型优质粳稻育种进展", 《中国水稻科学》 * |
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Application publication date: 20180427 |