CN104412898A - Early maturing Chinese cabbage breeding method - Google Patents
Early maturing Chinese cabbage breeding method Download PDFInfo
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- CN104412898A CN104412898A CN201310374012.6A CN201310374012A CN104412898A CN 104412898 A CN104412898 A CN 104412898A CN 201310374012 A CN201310374012 A CN 201310374012A CN 104412898 A CN104412898 A CN 104412898A
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- precocious
- chinese cabbage
- incompatible line
- early maturing
- self incompatible
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- 235000010149 Brassica rapa subsp chinensis Nutrition 0.000 title claims abstract description 18
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- 241000499436 Brassica rapa subsp. pekinensis Species 0.000 title claims abstract description 18
- 238000009395 breeding Methods 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 22
- 241000196324 Embryophyta Species 0.000 claims description 15
- 230000001488 breeding effect Effects 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 6
- 230000008774 maternal effect Effects 0.000 claims description 5
- 230000008775 paternal effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
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- 238000009396 hybridization Methods 0.000 abstract 1
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Abstract
The invention discloses an early maturing Chinese cabbage breeding method, according to the method, early maturing self-incompatible line germplasm material 99YS14 is used as a female parent, and early maturing self-incompatible line germplasm material 05S50 is used as a male parent for hybridization. A new variety bred by the Chinese cabbage breeding method is early maturing first-generation hybrid, the time from field planting to harvest growth period is 50 days or so, and the new variety has the characteristics of high and stable yield, early maturing, beautiful appearance, good marketability, good quality, strong disease resistance, wide adaptability and the like.
Description
Technical field
The invention belongs to Crop Genetics and Breeding section in agricultural science and technology, be specifically related to the seed selection side of a kind of precocious Chinese cabbage
Method.
Background technology
Chinese cabbage is one of Main Vegetable Species Suitable For Culture originating from China, in China's vegetables year-round supply and the export trade, occupy critical role.In recent years, along with the raising of living standards of the people, people wish can have tasty, " state's dish " Chinese cabbage that nutritious, designs and varieties are various in each season.Along with the quickening of modern life rhythm, the pursuit of people to fresh vegetables and the miniaturization of home unit, market supply, small-sized Chinese cabbage become the urgent need in market, and therefore cultivation breeding time, short, small-sized even miniature Chinese cabbage became the research direction of breeder.But China's Chinese cabbage production Variety comprehensive remains middle-late ripening variety, lacks extremely early variety.Domestic precocious Chinese cabbage breeding is started late, and is faced with early-maturing variety resource and extremely lacks, " bottleneck " problem of hereditary basis relative narrowness.
Therefore, to the excavation of precocious Chinese cabbage kind matter, improvement, innovation and Rapid identification, be one of problem in the urgent need to address at present.
Summary of the invention
For above-mentioned problems of the prior art and defect, the object of the present invention is to provide a kind of precocious, outward appearance
Beautiful, commodity is good, best in quality, high and stable yield, comprehensive resistance against diseases are strong, the selection of the precocious Chinese cabbage of wide adaptability.
To achieve these goals, the technical solution used in the present invention is the selection of a kind of precocious Chinese cabbage, specifically
Comprise the following steps:
1) maternal precocious self incompatible line germplasm materials 99YS
14seed selection:
By germplasm materials 77M through the individual plant selfing separation of 5 generations, purifying, the precocious self incompatible line of seed selection.
Germplasm materials 77M introduced the (choosing of New Chinese Cabbage Variety " autumn early 55 " by 1994 from Taiwan AVRDC
Educate. China's Vegetable .2006,12: 28-29).
2) the precocious self incompatible line germplasm materials 05S of male parent
50seed selection:
By germplasm materials early No. 2, life through the individual plant selfing separation of 5 generations, purifying, the stable precocious self incompatible line of seed selection.Early raw No. 2 is the precocity introduced from Fujian calendar year 2001, heat-resisting half-blood (Fujian agriculture science and technology .1995 the 3rd phase, P19-20).
3) breeding hybridized
With precocious self incompatible line germplasm materials 99YS for maternal and precocious self incompatible line germplasm materials 05S 50 for paternal hybrid forms.Outward appearance U.S., commodity are good, best in quality, the feature such as high and stable yield, wide adaptability to adopt the kind of this seed selection to have.
Through 2006-2007 field test: precocious, commodity is good, and quality is good, and comprehensive resistance against diseases is strong.
According to the trophic analysis of test center of Xibei Univ. of Agricultural & Forest Science & Technology, this kind soft leaf rate and sugar content high, raw fiber is few, and quality is good.Dry matter 3.99%, Vc 13.8mg/100g, soluble sugar 2.26%, crude protein 1.18%, total acid 0.043%, raw fiber 0.50%g.All less assorted 60 height of soluble sugar and dry matter content.
embodiment
The specific embodiment provided below by way of inventor and concrete regional test are described in further detail beneficial effect of the present invention.
Embodiment 1
1. precocious self incompatible line 95S
12the select index material 99YS of germplasm materials
14by 1994 from the 77M material that Taiwan AVRDC introduces, through how for individual plant selfing separation, purifying, the precocious self incompatible line of seed selection.99YS
14self incompatible line standard: plant type is open and flat, outer number of sheets 6-8 sheet, degree of development 45cm, plant height 23cm, siphonal lobe is green, wrinkles and smooth less in blade face, without seta, help in vain, leaf-head is folded to be embraced, nearly spheroidal, leaf-head height 12cm, the wide 10.5cm of ball, extremely early mature, breeding time 50-55d, the heavy 500-800g of single ball, soon, comprehensive resistance is good for growth and bag heart speed.
2. precocious self incompatible line 05S
50
The seed selection of germplasm materials
Germplasm materials 05S
50early No. two, the life of the precocity introduced from Fujian calendar year 2001, heat-resisting half-blood, through how for individual plant selfing separation, purifying, in the stable precocious self incompatible line of seed selection in 2005.
05S50 self incompatible line standard: this is that plant type is little and compact, outer number of sheets 6-8 sheet, degree of development 34cm, plant height 20cm, siphonal lobe is dark green, and blade face is smooth, without seta, the full edge of leaf margin, without wave, helps in vain, leaf-head height 15cm, the wide 12cm of ball, leaf-head is folded to be embraced, short cartridge type, extremely early mature, breeding time 50-55d, the heavy 400-500g of single ball, soon, comprehensive resistance is good for growth and bag heart speed.
3. hybrid seed breeding method
With precocious self incompatible line germplasm materials 99YS
14for maternal and precocious self incompatible line germplasm materials 05S
50for paternal hybrid forms, called after " autumn early 50 ".
Autumn is 50 crossbreed standards early: precocious half-blood, about 50d breeding time (from field planting to results), plant height 23cm, strain width 42.7cm.Siphonal lobe 8.6, green.Ball leaf is light green, helps in vain, stump, folded armful.Leaf-head indulges footpath 17cm, transverse diameter 12cm, spherical index 1.42, average single ball net weight 1.1kg, clean vegetables rate 78.6%.Soft leaf rate and sugar content high, raw fiber is few, and quality is good.High antiviral disease and soft rot, downy mildew resistance.Have that outward appearance U.S., commodity are good, best in quality, the feature such as high and stable yield, wide adaptability.
The technical essential of the selection of the precocious Chinese cabbage of the present invention:
1) parent purifies and produces
Parent reserves seed for planting in strict accordance with parent's standard proterties, adhere to that breeder's stock, original seed are bred under strict isolation condition, autumn monoseeding, not thinning, reach 99% rear through Purity Field qualification can use, parent is the method that implementation is bred, identified, uses for many years for a year, ensures proterties regularity and the uniformity of the first generation of hybrid.
2) crossbreed produces selective light according to sufficient, and day and night temperature is large, the regional production of hybrid seeds that natural isolation condition is high.When the production of hybrid seeds of opening large area, isolation distance should be no less than 2000m.11-12 month nursery before the general winter, 2 last ten-days period of the coming year-the first tenday period of a month in March definite value, in strict impurity elimination in seedling stage.Rational close planting, the configuration proportion of Parent is 1: 1.The adjustment florescence impels parents' florescence consistent.2-3 mu seed farm places one case honeybee pollination, can improve seed production, Flowers ending, destroys the invalid flower of more than parents' three grades of branches, also can improve purity and the output of crossbreed.To carry out in time after seed harvest to raise only to shine and work, prevent from making moist, mixing.
3) early the live general employing half high ridge single file of 50 cultural technigue or duplicate rows, high ridge single file are planted the autumn
Training, also can adopt the live or seedling raising and transplanting of flat furrow duplicate rows.Seedling raising and transplanting is suitable for about live time advance 10-20 days by various places, and the field planting of seedling band soil is advisable.Seed consumption: program request 50g/ mu, seedling raising and transplanting 20g/ mu.Density of reserved seedlings 3300 ~ 4400 plants/acre, high liquid manure field 3300 plants/acre, middle fertility field 3800 plants/acre, barren 4400 plants/acre, ground.Seedling Stage waters and a small amount of repeatedly lively to accomplish " the neat seedling of three water, fixed of five water ", waters with " see dry see wet " as principle in the rosette stage.Heading stage remains ground moistening, to ensure moisture sufficient supplies.Want heavy dressing base manure, mu organic fertilizer 4000 ~ 5000kg, between breeding time, impose " carrying seed manure ", " tiller is fertile ", " fertilizer of making a psychological attack " 3 ~ 4 times altogether.Carry seed manure mu and execute urea 5 ~ 7kg, the fertile mu of tiller executes urea 15kg, and fertile mu of making a psychological attack executes urea 15 ~ 20kg, and fill with the fertile mu of the heart and execute urea 15kg, total is amounted to mu and executed urea 40 ~ 50kg.Autumn culture is in earlier stage to spray medicine insect protected, and the later stage, based on diseases prevention, mainly strengthens the control of the large disease of downy mildew, virus disease and soft rot three.In the time that rainy weather is many, above normal sowing dates will make the appropriate adjustments, and can sow ahead of time according to climate condition.
This kind and the folded area of embracing type Autumn Chinese cabbage of whole nation cultivation all can suitable planting, general per mu yield clean vegetables 4500kg.
Claims (1)
1. a selection for precocious Chinese cabbage, is characterized in that, comprises the following steps:
1) maternal precocious self incompatible line germplasm materials 99YS
14seed selection:
By germplasm materials 77M through the individual plant selfing separation of 5 generations, purifying, the precocious self incompatible line of seed selection;
2) the precocious self incompatible line germplasm materials 05S of male parent
50seed selection;
By germplasm materials early No. 2, life through the individual plant selfing separation of 5 generations, purifying, the stable precocious self incompatible line of seed selection;
3) breeding hybridized
With precocious self incompatible line germplasm materials 99YS
14for maternal and precocious self incompatible line germplasm materials 05S
50for paternal hybrid forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310374012.6A CN104412898A (en) | 2013-08-24 | 2013-08-24 | Early maturing Chinese cabbage breeding method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310374012.6A CN104412898A (en) | 2013-08-24 | 2013-08-24 | Early maturing Chinese cabbage breeding method |
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|---|---|
| CN104412898A true CN104412898A (en) | 2015-03-18 |
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|---|---|---|---|
| CN201310374012.6A Pending CN104412898A (en) | 2013-08-24 | 2013-08-24 | Early maturing Chinese cabbage breeding method |
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| CN (1) | CN104412898A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106954546A (en) * | 2017-03-21 | 2017-07-18 | 河南省农业科学院园艺研究所 | A kind of selection of the precocious Chinese cabbage germplasm materials of cytoplasmic male sterility |
| CN109430049A (en) * | 2018-12-21 | 2019-03-08 | 曲靖市滇冠种业有限公司 | A kind of Chinese cabbage crossing cultural method |
-
2013
- 2013-08-24 CN CN201310374012.6A patent/CN104412898A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106954546A (en) * | 2017-03-21 | 2017-07-18 | 河南省农业科学院园艺研究所 | A kind of selection of the precocious Chinese cabbage germplasm materials of cytoplasmic male sterility |
| CN106954546B (en) * | 2017-03-21 | 2019-06-28 | 河南省农业科学院园艺研究所 | A kind of selection of cytoplasmic male sterility precocity Chinese cabbage germplasm materials |
| CN109430049A (en) * | 2018-12-21 | 2019-03-08 | 曲靖市滇冠种业有限公司 | A kind of Chinese cabbage crossing cultural method |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150318 |
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| WD01 | Invention patent application deemed withdrawn after publication |