CN104365470A - Rapid selection breeding method of early-maturing high-yielding wheat variety - Google Patents

Rapid selection breeding method of early-maturing high-yielding wheat variety Download PDF

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CN104365470A
CN104365470A CN201410548231.6A CN201410548231A CN104365470A CN 104365470 A CN104365470 A CN 104365470A CN 201410548231 A CN201410548231 A CN 201410548231A CN 104365470 A CN104365470 A CN 104365470A
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wheat
test region
generation
seed
contrast
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夏中华
张正平
金彦刚
陈忠明
王丽
邵慧
杨永乐
丁益
李珍富
宋速速
刘洋
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Jiangsu Ruihua Agriculture Science And Technology Co Ltd
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Jiangsu Ruihua Agriculture Science And Technology Co Ltd
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Abstract

The invention discloses a rapid selection breeding method of an early-maturing high-yielding wheat variety; with selection use of a high-quality early-maturing Zhengmai 9023 wheat material, at the same time, with utilization of a Ji'nan 17 characteristic of good comprehensive characters, and with Huaimai 18 having prominent high-yielding ability, a hybridized combination is prepared, and the comprehensive characters of conventional materials can be greatly improved. Remarkable effects of high yielding, high quality and disease resistance are achieved; high-yielding ability, disease resistance and stress resistance of demonstration planting of the new variety are all good, the grain quality is excellent, and the yield performance is outstanding; and with large area promotion planting, the proposes of saving cost, increasing efficiency and promoting peasant income increasing can be achieved.

Description

The quick breeding method of early maturing and high yield wheat breed
Technical field
The present invention is a kind of quick breeding method of wheat breed, belongs to field of plant variety breeding technology, is more particularly a kind of quick breeding method of early maturing and high yield wheat breed.
Background technology
Wheat is a kind of staple food crop of widely planting in the world, but wheat about has 70% to be distributed in arid, semiarid region, arid is extensively serious on the impact of wheat, and it can affect the physiological metabolism process such as change of the photosynthesis of wheat, respiratory metabolism, water regime and various enzyme simultaneously.Therefore, Drought-resistance in Wheat Journal of Sex Research and Drought resistant Wheat breeding have become one of important topic in the world today.In the face of the present situation that growing population pressure and water resource are day by day deficient, carry out Dryland Targeted Wheat Breeding, cultivating the wheat breed precocious, Comprehensive Traits is good and yielding ability is high will be the effective way ensureing national food security, promote Wheat Production sustainable and stable development.
For this reason, the present invention proposes a kind of quick breeding method of early maturing and high yield wheat breed, be maternal by choosing with Zheng wheat 9023 wheat of high-quality precocity, with the good Jinan 17 of Comprehensive Traits for male parent first hybridizes constantly selfing again, filter out excellent offspring, not only reach precocious, Comprehensive Traits is good and yielding ability is high remarkable result, and new lines demonstration plant yielding ability, disease resistance, resistance are all good, grain quality is good, output performance is stable, spread is planted, and can play the object of cost-saving synergistic.
Summary of the invention
The object of the present invention is to provide a kind of quick breeding method of early maturing and high yield wheat breed, to solve, wheat is late-maturing, Comprehensive Traits is poor and yield poorly, the problem of breeding process complexity.
For achieving the above object, the invention provides following technical scheme: a kind of quick breeding method of early maturing and high yield wheat breed, comprises the following steps:
(A) Zheng wheat 9023 wheat of selection high-quality precocity is maternal, and the Jinan 17 good with Comprehensive Traits is male parent, and human configuration hybrid combination obtains F0 seed, obtains F1 generation seed by mixed for acquisition F0 seed adding generation;
(B) 300-500, the F1 generation seed of results is being tested indoor culture to heading stage, fan is utilized to dispel on the F1 generation wheat at heading stage by the common fungi of easily infecting wheat, infect F1 generation wheat, the F1 generation wheat individual plant that screening is precocious, Comprehensive Traits is good;
(C) by the precocity filtered out, F1 generation wheat individual plant that Comprehensive Traits is good, plant under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, time ripe, selection precocity, Comprehensive Traits are better than the F2 of contrast wheat test region for seed;
(D) F2 gathered in the crops last year is testing indoor culture to heading stage again for single-strain seed 500-700 grain, utilize fan that the common fungi of easily infecting wheat is dispelled to the F2 at heading stage on wheat, infect F2 for wheat, the normal F2 of screening growth plants under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity again for wheat individual plant, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, select precocious time ripe, Comprehensive Traits is better than the F3 of contrast wheat test region for seed,
(E) repeat (D) work continuously, selfing limit, limit is selected later, then selfing 6 generation is to F9 selects precocity, Comprehensive Traits is better than contrasting wheat test region new variety of wheat or new lines.
(F) F9 that selection high-quality is precocious, Comprehensive Traits is good is maternal for wheat, and the Huaihe River wheat 18 outstanding by yielding ability is male parent, and human configuration hybrid combination obtains F0 seed, obtains F1 generation seed by mixed for acquisition F0 seed adding generation;
(G) 300-500, the F1 generation seed of results is being tested indoor culture to heading stage, fan is utilized to dispel on the F1 generation wheat at heading stage by the common fungi of easily infecting wheat, infect F1 generation wheat, the F1 generation wheat individual plant that screening is precocious, Comprehensive Traits is good;
(H) by the precocity filtered out, F1 generation wheat individual plant that Comprehensive Traits is good, plant under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, time ripe, select precocity, Comprehensive Traits, yielding ability to be better than contrasting the F2 of wheat test region for seed;
(I) F2 gathered in the crops last year is testing indoor culture to heading stage again for single-strain seed 500-700 grain, utilize fan that the common fungi of easily infecting wheat is dispelled to the F2 at heading stage on wheat, infect F2 for wheat, the normal F2 of screening growth plants under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity again for wheat individual plant, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, select precocious time ripe, Comprehensive Traits, yielding ability is better than the F3 of contrast wheat test region for seed,
(J) repeat (I) work continuously, selfing limit, limit is selected later, then selfing 6 generation is to F9 selects precocity, Comprehensive Traits, yielding ability are better than contrasting wheat test region new variety of wheat or new lines.
The present invention further improves and is: it is characterized in that, in Cultivated in Jiangsu plantation, the 235 days time of infertility, than contrasting wheat powdery mildew test region precocity 3 ~ 4 days; Plant height 83cm, 3 ~ 5cm higher than contrast wheat powdery mildew test region, Leaves on main stem upper punch, long 8 ~ 12cm, wide 1 ~ 2cm, tillering ability is medium, the percentage of earbearing tiller 85%, 1 ~ 2 ten thousand/mu more than contrast wheat powdery mildew test region; Spike length is about 10cm, the large grain of large fringe, average every total grain panicle 36, than contrast many 2 of wheat powdery mildew test region, ripening rate is with to contrast wheat powdery mildew test region similar, thousand kernel weight is with to contrast wheat powdery mildew test region similar, and wheat is canescence, and exterior quality is high, wheat trusted subordinate is less than contrast wheat powdery mildew test region in vain, palatability is better, and in wheat powdery mildew severely afflicated area, plantation average yield amounts to per mu yield all more than 1100 jin, than common wheat volume increase 8-10%.
Beneficial effect is compared with prior art: Zheng wheat 9023 wheat lines adopting high-quality precocity, utilizes the feature that Jinan 17 Comprehensive Traits is good simultaneously, combines, can greatly improve current material Comprehensive Traits with Huaihe River wheat 18 preparing hybrid that yielding ability is outstanding; Reach the remarkable result that high yield and high quality is disease-resistant, new lines demonstration plant yielding ability, disease resistance, resistance are all good, and grain quality is good, and output is had outstanding performance, and spread is planted, and can reach cost-saving synergistic, promote the object of increasing peasant income.
Embodiment
Below in conjunction with the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In the embodiment of the present invention, a kind of quick breeding method of early maturing and high yield wheat breed, comprises the following steps:
(A) Zheng wheat 9023 wheat of selection high-quality precocity is maternal, and the Jinan 17 good with Comprehensive Traits is male parent, and human configuration hybrid combination obtains F0 seed, obtains F1 generation seed by mixed for acquisition F0 seed adding generation;
(B) 300-500, the F1 generation seed of results is being tested indoor culture to heading stage, fan is utilized to dispel on the F1 generation wheat at heading stage by the common fungi of easily infecting wheat, infect F1 generation wheat, the F1 generation wheat individual plant that screening is precocious, Comprehensive Traits is good;
(C) by the precocity filtered out, F1 generation wheat individual plant that Comprehensive Traits is good, plant under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, time ripe, selection precocity, Comprehensive Traits are better than the F2 of contrast wheat test region for seed;
(D) F2 gathered in the crops last year is testing indoor culture to heading stage again for single-strain seed 500-700 grain, utilize fan that the common fungi of easily infecting wheat is dispelled to the F2 at heading stage on wheat, infect F2 for wheat, the normal F2 of screening growth plants under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity again for wheat individual plant, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, select precocious time ripe, Comprehensive Traits is better than the F3 of contrast wheat test region for seed,
(E) repeat (D) work continuously, selfing limit, limit is selected later, then selfing 6 generation is to F9 selects precocity, Comprehensive Traits is better than contrasting wheat test region new variety of wheat or new lines.
(F) F9 that selection high-quality is precocious, Comprehensive Traits is good is maternal for wheat, and the Huaihe River wheat 18 outstanding by yielding ability is male parent, and human configuration hybrid combination obtains F0 seed, obtains F1 generation seed by mixed for acquisition F0 seed adding generation;
(G) 300-500, the F1 generation seed of results is being tested indoor culture to heading stage, fan is utilized to dispel on the F1 generation wheat at heading stage by the common fungi of easily infecting wheat, infect F1 generation wheat, the F1 generation wheat individual plant that screening is precocious, Comprehensive Traits is good;
(H) by the precocity filtered out, F1 generation wheat individual plant that Comprehensive Traits is good, plant under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, time ripe, select precocity, Comprehensive Traits, yielding ability to be better than contrasting the F2 of wheat test region for seed;
(I) F2 gathered in the crops last year is testing indoor culture to heading stage again for single-strain seed 500-700 grain, utilize fan that the common fungi of easily infecting wheat is dispelled to the F2 at heading stage on wheat, infect F2 for wheat, the normal F2 of screening growth plants under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity again for wheat individual plant, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, select precocious time ripe, Comprehensive Traits, yielding ability is better than the F3 of contrast wheat test region for seed,
(J) repeat (I) work continuously, selfing limit, limit is selected later, then selfing 6 generation is to F9 selects precocity, Comprehensive Traits, yielding ability are better than contrasting wheat test region new variety of wheat or new lines.
It is characterized in that, in Cultivated in Jiangsu plantation, the 235 days time of infertility, than contrasting wheat powdery mildew test region precocity 3 ~ 4 days; Plant height 83cm, 3 ~ 5cm higher than contrast wheat powdery mildew test region, Leaves on main stem upper punch, long 8 ~ 12cm, wide 1 ~ 2cm, tillering ability is medium, the percentage of earbearing tiller 85%, 1 ~ 2 ten thousand/mu more than contrast wheat powdery mildew test region; Spike length is about 10cm, the large grain of large fringe, average every total grain panicle 36, than contrast many 2 of wheat powdery mildew test region, ripening rate is with to contrast wheat powdery mildew test region similar, thousand kernel weight is with to contrast wheat powdery mildew test region similar, and wheat is canescence, and exterior quality is high, wheat trusted subordinate is less than contrast wheat powdery mildew test region in vain, palatability is better, and in wheat powdery mildew severely afflicated area, plantation average yield amounts to per mu yield all more than 1100 jin, than common wheat volume increase 8-10%.
In addition, be to be understood that, although this specification is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.

Claims (2)

1. the present invention is a kind of quick breeding method of early maturing and high yield wheat breed, comprises the following steps:
(A) Zheng wheat 9023 wheat of selection high-quality precocity is maternal, and the Jinan 17 good with Comprehensive Traits is male parent, and human configuration hybrid combination obtains F0 seed, obtains F1 generation seed by mixed for acquisition F0 seed adding generation;
(B) 300-500, the F1 generation seed of results is being tested indoor culture to heading stage, fan is utilized to dispel on the F1 generation wheat at heading stage by the common fungi of easily infecting wheat, infect F1 generation wheat, the F1 generation wheat individual plant that screening is precocious, Comprehensive Traits is good;
(C) by the precocity filtered out, F1 generation wheat individual plant that Comprehensive Traits is good, plant under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, time ripe, selection precocity, Comprehensive Traits are better than the F2 of contrast wheat test region for seed;
(D) F2 gathered in the crops last year is testing indoor culture to heading stage again for single-strain seed 500-700 grain, utilize fan that the common fungi of easily infecting wheat is dispelled to the F2 at heading stage on wheat, infect F2 for wheat, the normal F2 of screening growth plants under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity again for wheat individual plant, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, select precocious time ripe, Comprehensive Traits is better than the F3 of contrast wheat test region for seed,
(E) repeat (D) work continuously, selfing limit, limit is selected later, then selfing 6 generation is to F9 selects precocity, Comprehensive Traits is better than contrasting wheat test region new variety of wheat or new lines;
(F) F9 that selection high-quality is precocious, Comprehensive Traits is good is maternal for wheat, and the Huaihe River wheat 18 outstanding by yielding ability is male parent, and human configuration hybrid combination obtains F0 seed, obtains F1 generation seed by mixed for acquisition F0 seed adding generation;
(G) 300-500, the F1 generation seed of results is being tested indoor culture to heading stage, fan is utilized to dispel on the F1 generation wheat at heading stage by the common fungi of easily infecting wheat, infect F1 generation wheat, the F1 generation wheat individual plant that screening is precocious, Comprehensive Traits is good;
(H) by the precocity filtered out, F1 generation wheat individual plant that Comprehensive Traits is good, plant under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, time ripe, select precocity, Comprehensive Traits, yielding ability to be better than contrasting the F2 of wheat test region for seed;
(I) F2 gathered in the crops last year is testing indoor culture to heading stage again for single-strain seed 500-700 grain, utilize fan that the common fungi of easily infecting wheat is dispelled to the F2 at heading stage on wheat, infect F2 for wheat, the normal F2 of screening growth plants under being all transplanted to the serious disaster area of Wheat Diseases And Insect Pests and the unbalance natural conditions of soil salinity and alkalinity again for wheat individual plant, contrast wheat test region is set, carry out the middle and later periods disease resistance of wheat growth, resistance and grain quality Screening and Identification, select precocious time ripe, Comprehensive Traits, yielding ability is better than the F3 of contrast wheat test region for seed,
(J) repeat (I) work continuously, selfing limit, limit is selected later, then selfing 6 generation is to F9 selects precocity, Comprehensive Traits, yielding ability are better than contrasting wheat test region new variety of wheat or new lines.
2. according to a kind of described in claim 1 quick breeding method of early maturing and high yield wheat breed, it is characterized in that, in Cultivated in Jiangsu plantation, the 235 days time of infertility, than contrasting wheat powdery mildew test region precocity 3 ~ 4 days; Plant height 83cm, 3 ~ 5cm higher than contrast wheat powdery mildew test region, Leaves on main stem upper punch, long 8 ~ 12cm, wide 1 ~ 2cm, tillering ability is medium, the percentage of earbearing tiller 85%, 1 ~ 2 ten thousand/mu more than contrast wheat powdery mildew test region; Spike length is about 10cm, the large grain of large fringe, average every total grain panicle 36, than contrast many 2 of wheat powdery mildew test region, ripening rate is with to contrast wheat powdery mildew test region similar, thousand kernel weight is with to contrast wheat powdery mildew test region similar, and wheat is canescence, and exterior quality is high, wheat trusted subordinate is less than contrast wheat powdery mildew test region in vain, palatability is better, and in wheat powdery mildew severely afflicated area, plantation average yield amounts to per mu yield all more than 1100 jin, than common wheat volume increase 8-10%.
CN201410548231.6A 2014-10-16 2014-10-16 Rapid selection breeding method of early-maturing high-yielding wheat variety Pending CN104365470A (en)

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