CN103636491A - Breeding method for long-pedicel dwarf type asparagus bean variety - Google Patents
Breeding method for long-pedicel dwarf type asparagus bean variety Download PDFInfo
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Abstract
The invention discloses a breeding method for a long-pedicel dwarf type asparagus bean variety. According to the breeding method, a selfing line cg-1-3 of a Tailimeibao asparagus bean variety used as a female parent and an American non-bracket asparagus bean variety is used as a male parent for carrying out hybridization; then progeny selfing, separation and purification are carried out; a high-generation selfing line a-3-2-5-4-2-1-5-1 with a stable inheritable character is obtained after eight generations of selfing and breeding of single strains; the variety is named as long-pedicel dwarf type asparagus beans after variety comparative tests for two years. The long-pedicel dwarf type asparagus bean variety is bred by adopting the method and the problems that a selection range of parents is narrow and the effect is poor in the process of performing a common asparagus bean breeding method to breed the long-pedicel dwarf type asparagus bean variety are solved; the bred asparagus bean variety has good comprehensive properties; pedicels are long and hard and the long-pedicel dwarf type asparagus bean variety has the characteristics of high quality, high yield, labor saving and cost saving.
Description
Technical field
The invention belongs to genetic breeding field, relate to the breeding method of the short raw cowpea variety of a kind of long bennet.
Background technology
What existing short raw cowpea variety seed selection adopted is general conventional breeding method, that is: utilize existing short raw Asparagus Bean Germplasm as parent, group gas-mixing hybridization, and filial generation, through 5 generation～7 generations of selfing, separation, purification, carries out artificial selection and forms.But by general conventional breeding method, the short raw cowpea variety of the long bennet of seed selection exists parent and selects face narrow, almost can not find the short raw cowpea variety of long bennet and germ plasm resource, so seed selection difficulty is large, weak effect.At present, the Patents of the short raw Asparagus Bean Breeding of domestic also not long bennet.
Summary of the invention
The object of the invention is the above-mentioned defect for prior art, the breeding method of the short raw cowpea variety of a kind of long bennet is provided.
Object of the present invention can be achieved through the following technical solutions:
A breeding method for the short raw cowpea variety of long bennet, comprising:
(1) utilize " thyrite is U.S. precious " cowpea variety, 2 generations of selfing, obtain inbred line cg ?1 ?3, inbred line cg ?1 ?3 feature: overgrow, in late-maturing, 90 days～100 days vegetative period; Long 35cm～the 45cm of bennet, the long 72cm～79cm of pod, thick 0.72cm～0.8cm, the heavy 26g～34g of single pod, the glossy dark green look of pod, oval bar shaped, meat is tight, ageing-resistant, does not rouse seed, and without mouse tail, two pod rates are high, 18～23 of every pod kernal numbers; Beanpod meat is tender and crisp, and fiber is few, and pod shape is neat, heat-resisting, moisture-proof; Field performance disease resistance is strong, and plant strain growth gesture is more prosperous;
(2) utilize " thyrite is U.S. precious " cowpea variety inbred line cg ?1 ?3 as maternal, " U.S. is without support cowpea " kind is as male parent, hybridize, offspring's selfing, separated, purify, through the individual plant selfing seed selection of 8 generations, Breed dirction is: Comprehensive Traits is good, bennet is long and sturdy, hardness is high, wherein, the 1st, 3, 5, 7 generation inbred line in seed selection in spring, the 2nd, 4, 6, 8 generation inbred line in seed selection in July summer and autumn～September, the height that has obtained stabilization characteristics of genetics for inbred line a ?3 ?2 ?5 ?4 ?2 ?1 ?5 ?1, this inbred line was through 2 years variety comparative tests, name as " the short cowpea of stock ", the feature of " the short cowpea of stock " is: short life, in ripe, quality better, output is high, 90 days～100 days vegetative period, long 30cm～the 40cm of pod, thick 0.70cm～0.80cm, the heavy 12g～16g of single pod, oval bar shaped, 9～12 of every pod kernal numbers, pod shape is neat, and beanpod meat is tender and crisp, and fiber is few, and taste is sweet, and product are of fine quality, the glossy dark green look of pod, is difficult for drum seed, seed bronzing, and the growth later stage is difficult for early ageing, and output is at 1500kg/667m
2～2000kg/667m
2, strong stress resistance, wide adaptability, the plantation in autumn of suitable spring and summer, bennet is long and hard, and length is at 35cm～45cm, higher than cowpea length and plant leaf height.
The feature of described " U.S. is without support cowpea " kind: the short life of plant, uprightly, plant height 50cm～60cm, branchiness is strong, internode is short, bennet is thick, there is Indeterminate, bennet length is at 25cm～35cm, every strain is successively born pods 20～25, long 30cm～the 50cm of beanpod, thick 0.9cm～1.2cm, heavy 15g～the 20g of single pod, tender pod light green color, later stage milky, meat is thick, matter is delicate, fiber is few, ageing-resistant, food flavor is good, sow in spring and gather for 60 days～65 days, 40 days～45 days fresh pods of summer sowing can go on the market, continuous 50 days～60 days pod bearing period, the time of infertility is more than 120 days.
Beneficial effect:
The present invention improves short raw cowpea conventional breeding method, that is: selecting high-quality, high yield, the frame cowpea variety that disease-resistant, degeneration-resistant, bennet is long, sturdy, hard is female parent, the external short raw cowpea variety of introducing is as male parent, filial generation is carried out to selfing, separation, purification, Breed dirction is: Comprehensive Traits is good, and bennet is long and sturdy, hardness is high.Adopt and be bred as in this way the short raw cowpea variety of long bennet " the short cowpea of stock ", overcome and with the parent that the short raw cowpea variety of the long bennet of general Asparagus Bean Breeding method seed selection exists, selected that face is narrow, the problem of weak effect, make the short raw cowpea variety Comprehensive Traits that selects good, scape is long and hard, has the advantages that high-quality, high yield, saving of labor are economized this.
" the short cowpea of stock " Different Varieties purity is high, field performance neat and consistent; Compared with viral diseases, rust and sooty mould; Wide adaptability, the plantation in autumn of suitable spring and summer; Pod puts on flesh thick, and matter is tender and crisp, and fiber is few, and taste is sweet, and product are of fine quality; The glossy dark green look of pod, is difficult for drum seed, seed bronzing, and the growth later stage is difficult for early ageing.Output is higher, at 1500kg/667m
2～2000kg/667m
2.Bennet is long and hard, length is at 35cm～45cm, higher than cowpea length and plant leaf height, be erected at plant leaf top, cowpea is not in contact with the ground in process of growth on the one hand, good product quality, reduced the loss bringing because of cowpea kiss the earth, the cowpea position of bearing pods is higher, obvious on the other hand, easily plucks, can significantly alleviate vegetable grower's labour intensity, raise labour productivity.
Accompanying drawing explanation
Fig. 1 inbred line cg ?1 ?3 breeding line spectrograms.
Fig. 2 inbred line a ?3 ?2 ?5 ?4 ?2 ?1 ?5 ?1 breeding line spectrogram.
Embodiment
Utilize " thyrite U.S. precious " cowpea variety of Jiangxi Hua Nongzhong industry Co., Ltd seed selection, 2 generations of selfing, obtain inbred line cg ?1 ?3, inbred line cg ?1 ?3 breeding line spectrograms are as shown in Figure 1.Inbred line cg ?1 ?3 feature: overgrow, in late-maturing, 90 days～100 days vegetative period; Long 35cm～the 45cm of bennet, the long 72cm～79cm of pod, thick 0.72cm～0.8cm, the heavy 26g～34g of single pod, the glossy dark green look of pod, oval bar shaped, meat is tight, ageing-resistant, does not rouse seed, and without mouse tail, two pod rates are high, 18～23 of every pod kernal numbers; Beanpod meat is tender and crisp, and fiber is few, and pod shape is neat, heat-resisting, moisture-proof; Field performance disease resistance is strong, and plant strain growth gesture is more prosperous.
The feature of " U.S. is without support cowpea " kind: the short life of plant, uprightly, plant height 50cm～60cm, branchiness is strong, internode is short, bennet is thick, there is Indeterminate, bennet length is at 25cm～35cm, every strain is successively born pods 20～25, long 30cm～the 50cm of beanpod, thick 0.9cm～1.2cm, heavy 15g～the 20g of single pod, tender pod light green color, later stage milky, meat is thick, matter is delicate, fiber is few, ageing-resistant, food flavor is good, sow in spring and gather for 60 days～65 days, 40 days～45 days fresh pods of summer sowing can go on the market, continuous 50 days～60 days pod bearing period, the time of infertility is more than 120 days.
Utilize " thyrite is U.S. precious " cowpea variety inbred line cg ?1 ?3 as maternal, " U.S. is without support cowpea " kind is as male parent, hybridize, offspring's selfing, separated, purify, through the individual plant selfing seed selection of 8 generations, Breed dirction is: Comprehensive Traits is good, bennet is long and sturdy, hardness is high, wherein, the 1st, 3, 5, 7 generation inbred line in seed selection in spring, the 2nd, 4, 6, 8 generation inbred line in seed selection in July summer and autumn～September, the height that has obtained stabilization characteristics of genetics for inbred line a ?3 ?2 ?5 ?4 ?2 ?1 ?5 ?1, high for inbred line a ?3 ?2 ?5 ?4 ?2 ?1 ?5 ?1 breeding line spectrogram as shown in Figure 2, this inbred line was through 2 years variety comparative tests, name as " the short cowpea of stock ".
" the short cowpea of stock " variety characteristic:
Short life, in ripe, quality better, output is high, 90 days～100 days vegetative period; Long 30cm～the 40cm of pod, thick 0.70cm～0.80cm, the heavy 12g～16g of single pod, oval bar shaped, 9～12 of every pod kernal numbers; Pod shape is neat, and beanpod meat is tender and crisp, and fiber is few, and taste is sweet, and product are of fine quality; The glossy dark green look of pod, is difficult for drum seed, seed bronzing, and the growth later stage is difficult for early ageing, and output is at 1500kg/667m
2～2000kg/667m
2; Bennet is long and hard, and length is at 35cm～45cm, higher than cowpea length and plant leaf height.There is strong stress resistance, wide adaptability, high-quality, high yield, saving of labor economize this etc. feature, suitable to the Yangtze river basin and spring in all parts of the country, summer, autumn culture.
Main Cultivation Technology main points:
1 site preparation and fertilization
Select fertile soil, turn over and sun the earth which has been ploughed up early.Broadcast front fertilising, whole ground, bedding, 667m
2execute decomposed manure 2000kg and make base manure, rotary tillage is buried.The high furrow of zanjon, in order to falling stain, ditch depth 30cm, the wide 2m of furrow.
2 sowings
In In Middle And Lower Reaches of Changjiang River, date of seeding is March～July.Every 667m
2sowing quantity 2kg.Adopt size row, large row 70cm, little row 40cm, bunch planting, cave is apart from being 25cm～30cm, planting density is 4000 caves/667m
2～4500 caves/667m
2, 3～4 seeds of every bunch planting.Adopt and draw shallow ridges, water end water, after planting cover seed soil, paste and cover mulch film or sunshade net.Within general 2 days～4 days, can emerge, after emerging, remove in time mulch film or sunshade net, go weak, little, sick seedling, every cave to stay seedling 2 strain～3 strains.After emerging, as high temperature, sooner or later water, keep ground moistening.
3 water and fertilizer managements
The principle of rich water quality management is to prevent cauline leaf excessive growth early stage, and the later stage prevents early ageing.Topdress seedling stage 1 time～2 times, watering and executing concentration is 0.1% urea+0.1% potassium dihydrogen phosphate aqueous solution; The pod bearing period of blooming, topdresses 2 times～3 times, each 667m
2ternary compound fertilizer (NPK>=25) 10kg～15kg spreads manuer in holes.The pod bearing period of blooming, needs water more, should guarantee moisture supply.After topdressing, fully water in order to absorption at every turn.Throughout the growing season meet rain and cause field ponding, should get rid of in time, so as not to rotten, fall leaf, fallen flowers.
4 extermination of disease and insect pest
The Major Diseases of cowpea has rust, powdery mildew, leaf spot, root rot; Insect pest has lima bean pod borer, cutworm, Liriomyza and aphid.Rust and powdery mildew can be prevented and treated with 1000 times of liquid of 25% triadimefon (triazolone) pulvis, leaf spot can be prevented and treated with 500 times of liquid of 65% mancozeb wettable powder or 500 times of liquid of 50% carbendazol wettable powder, 800 times of liquid controls of 75% fenaminosulf soluble powder for root rot; Control cowpea snout moth's larva can be watered 15kg in spraying decoration in 7 o'clock～9 o'clock morning with 5% Frontline 10mL, the soil insects such as control cutworm, the fragrant raw bran mixing chlorophos of available stir-fry is is around trapped and killed in executing at dusk in field, control Liriomyza can spray 600 times～800 times liquid of 48% Le Siben missible oil or 800 times of liquid of 50% phoxim emulsifiable concentrate, and anti-eliminating aphis can spray 3000 times of liquid of 10% Imidacloprid pulvis.
6 gather
The initial stage of bearing pods gathered once every 2 days～3 days, and the Sheng that bears pods is gathered and be advisable every day phase.While gathering, want careful, do not stretch the meaning, avoid damaging or touching off the bud on inflorescence, to increase the number that bears pods, improve output.
Claims (2)
1. a breeding method for the short raw cowpea variety of long bennet, is characterized in that comprising:
(1) utilize " thyrite is U.S. precious " cowpea variety, 2 generations of selfing, obtain inbred line cg ?1 ?3, inbred line cg ?1 ?3 feature: overgrow, in late-maturing, 90 days～100 days vegetative period; Long 35cm～the 45cm of bennet, the long 72cm～79cm of pod, thick 0.72cm～0.8cm, the heavy 26g～34g of single pod, the glossy dark green look of pod, oval bar shaped, meat is tight, ageing-resistant, does not rouse seed, and without mouse tail, two pod rates are high, 18～23 of every pod kernal numbers; Beanpod meat is tender and crisp, and fiber is few, and pod shape is neat, heat-resisting, moisture-proof; Field performance disease resistance is strong, and plant strain growth gesture is more prosperous;
(2) utilize " thyrite is U.S. precious " cowpea variety inbred line cg ?1 ?3 as maternal, " U.S. is without support cowpea " kind is as male parent, hybridize, offspring's selfing, separated, purify, through the individual plant selfing seed selection of 8 generations, Breed dirction is: Comprehensive Traits is good, bennet is long and sturdy, hardness is high, wherein, the 1st, 3, 5, 7 generation inbred line in seed selection in spring, the 2nd, 4, 6, 8 generation inbred line in seed selection in July summer and autumn～September, the height that has obtained stabilization characteristics of genetics for inbred line a ?3 ?2 ?5 ?4 ?2 ?1 ?5 ?1, this inbred line was through 2 years variety comparative tests, name as " the short cowpea of stock ", the feature of " the short cowpea of stock " is: short life, in ripe, quality better, output is high, 90 days～100 days vegetative period, long 30cm～the 40cm of pod, thick 0.70cm～0.80cm, the heavy 12g～16g of single pod, the glossy dark green look of pod, oval bar shaped, 9～12 of every pod kernal numbers, pod shape is neat, and beanpod meat is tender and crisp, and fiber is few, and taste is sweet, and product are of fine quality, the glossy dark green look of pod, is difficult for drum seed, seed bronzing, and the growth later stage is difficult for early ageing, and output is at 1500kg/667m
2～2000kg/667m
2, strong stress resistance, wide adaptability, the plantation in autumn of suitable spring and summer, bennet is long and hard, and length is at 35cm～45cm, higher than cowpea length and plant leaf height.
2. the breeding method of the short raw cowpea variety of long bennet according to claim 1, the feature that it is characterized in that described " U.S. is without support cowpea ": the short life of plant, uprightly, plant height 50cm～60cm, branchiness is strong, internode is short, bennet is thick, there is Indeterminate, bennet length is at 25cm～35cm, every strain is successively born pods 20～25, long 30cm～the 50cm of beanpod, thick 0.9cm～1.2cm, heavy 15g～the 20g of single pod, tender pod light green color, later stage milky, meat is thick, matter is delicate, fiber is few, ageing-resistant, food flavor is good, sow in spring and gather for 60 days～65 days, 40 days～45 days fresh pods of summer sowing can go on the market, continuous 50 days～60 days pod bearing period, the time of infertility is more than 120 days.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110741926A (en) * | 2019-10-31 | 2020-02-04 | 张柏林 | Planting method of coffee new green land |
| CN112640778A (en) * | 2020-12-04 | 2021-04-13 | 常德市农林科学研究院 | Breeding method of small-seed long-pod type dwarf cowpea |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7098386B1 (en) * | 2005-04-20 | 2006-08-29 | The Board Of Trustees Of The University Of Arkansas, Na | Cowpea cultivar 92-674 |
| CN102177844A (en) * | 2011-03-24 | 2011-09-14 | 江苏沿海地区农业科学研究所 | Breeding method of purplish red cowpeas |
| US20120291150A1 (en) * | 2011-05-13 | 2012-11-15 | The Wax Company, Llc | Cowpea Cultivar Mississippi Pinkeye 2 Purplehull |
-
2013
- 2013-12-11 CN CN201310675911.XA patent/CN103636491B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7098386B1 (en) * | 2005-04-20 | 2006-08-29 | The Board Of Trustees Of The University Of Arkansas, Na | Cowpea cultivar 92-674 |
| CN102177844A (en) * | 2011-03-24 | 2011-09-14 | 江苏沿海地区农业科学研究所 | Breeding method of purplish red cowpeas |
| US20120291150A1 (en) * | 2011-05-13 | 2012-11-15 | The Wax Company, Llc | Cowpea Cultivar Mississippi Pinkeye 2 Purplehull |
Non-Patent Citations (3)
| Title |
|---|
| V.K.DESHAPANDE, ET AL.: "Genetic diversity studies in cowpea[Vigna unguiculata(L.)walp]", 《PLANT ARCHIVES》, vol. 11, no. 2, 31 December 2011 (2011-12-31), pages 999 - 1004 * |
| 王佩芝: "矮生直立早熟高产豇豆品种中豇1号", 《中国种业》, no. 2, 31 December 2000 (2000-12-31), pages 48 - 49 * |
| 王红宾等: "豇豆新品种安豇三号的选育", 《北方园艺》, no. 17, 31 December 2010 (2010-12-31), pages 221 - 222 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110741926A (en) * | 2019-10-31 | 2020-02-04 | 张柏林 | Planting method of coffee new green land |
| CN112640778A (en) * | 2020-12-04 | 2021-04-13 | 常德市农林科学研究院 | Breeding method of small-seed long-pod type dwarf cowpea |
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