CN109699425B - Method for breeding green and efficient peanut varieties - Google Patents
Method for breeding green and efficient peanut varieties Download PDFInfo
- Publication number
- CN109699425B CN109699425B CN201910204924.6A CN201910204924A CN109699425B CN 109699425 B CN109699425 B CN 109699425B CN 201910204924 A CN201910204924 A CN 201910204924A CN 109699425 B CN109699425 B CN 109699425B
- Authority
- CN
- China
- Prior art keywords
- peanut
- peanuts
- pure nitrogen
- applying
- period
- 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.)
- Active
Links
Landscapes
- Cultivation Of Plants (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention provides a method for breeding a green and efficient peanut variety, which belongs to the technical field of agricultural planting and comprises the following steps: applying 280-320 kg/hm of pure nitrogen to the peanuts in the full-bloom shading period for 6-8 days2Spraying water to peanut leaf surfaces after applying pure nitrogen; applying 280-320 kg/hm of pure nitrogen in the shade of 8-10 days in the period of peanut needling2Spraying water to peanut leaf surfaces after applying pure nitrogen; applying 200-250 kg/hm of pure nitrogen in the pod-bearing period of the peanuts for 10-12 days in shade2Spraying water to peanut leaf surfaces after applying pure nitrogen; and breeding the plants of which the peanut plants are not higher than 40cm into green high-efficiency peanut varieties. The method for breeding the green and efficient peanut variety has the advantages that the plant height of the obtained variety is lower than 40cm in the planting period, a plant growth regulator is not required to be sprayed to control the growth of the peanut, lodging and yield reduction are avoided, the use of the plant growth regulator is reduced, the economic coefficient of the peanut is improved, and the green and efficient peanut is achieved.
Description
Technical Field
The invention relates to the technical field of agricultural planting, in particular to a method for breeding a green and efficient peanut variety.
Background
In the peanut production in China, the plant height of the currently popularized peanut variety is over 40cm, and the vigorous growth of the peanut is controlled by spraying the plant growth regulator for 2-3 times in the growth period generally, so that the peanut is prevented from lodging and reduced in yield, and the mechanized harvesting is facilitated.
The breeding of the new peanut variety is basically carried out in a field, the field breeding is greatly influenced by natural environment conditions, the bred variety generally needs to be sprayed with a plant growth regulator in production to control the vigorous growth of the peanut, and the vigorous growth is more difficult to control when much rainwater and fertilizer are applied, so that the lodging is caused, the great yield reduction is caused, and the mechanized harvesting is also not facilitated.
Disclosure of Invention
The invention aims to provide a method for breeding a green and efficient peanut variety, the peanut variety obtained by breeding by the method provided by the invention has the peanut plant not higher than 40cm, a plant growth regulator does not need to be sprayed in production, the peanut does not fall down or reduce the yield, the use of the plant growth regulator is reduced, the economic coefficient of the peanut is also improved, and the green and efficient effects are achieved.
The invention provides a method for breeding a green and efficient peanut variety, which comprises the following steps:
applying 280-320 kg/hm of pure nitrogen to the peanuts in the full-bloom shading period for 6-8 days2Spraying water to peanut leaf surfaces after applying pure nitrogen;
applying 280-320 kg/hm of pure nitrogen in the shade of 8-10 days in the period of peanut needling2Spraying water to peanut leaf surfaces after applying pure nitrogen;
applying 200-250 kg/hm of pure nitrogen in the pod-bearing period of the peanuts for 10-12 days in shade2Spraying water to peanut leaf surfaces after applying pure nitrogen;
and breeding the plants of which the peanut plants are not higher than 40cm into green high-efficiency peanut varieties.
Preferably, the shading is performed by using a shading net, and the light transmittance of the shading net is 45-55%.
Preferably, the pure nitrogen is applied in the form of an aqueous urea solution.
Preferably, the water content of the soil for planting the peanuts is not lower than 75% after water is sprayed in the full-bloom period of the peanuts.
Preferably, the water content of the soil for planting the peanuts is not lower than 75% after water is sprayed in the next-injection period of the peanuts.
Preferably, the water content of the soil for planting the peanuts is not lower than 70% after water spraying in the pod bearing period of the peanuts.
Preferably, the plant spacing of the peanuts is 15-25 cm.
Preferably, the row spacing of the peanuts is 35-45 cm.
Preferably, the mass percentage of the urea in the urea aqueous solution is 0.5%.
The invention provides a method for breeding a green and efficient peanut variety, which comprises the following steps: applying 280-320 kg/hm of pure nitrogen to the peanuts in the full-bloom shading period for 6-8 days2Spraying water to peanut leaf surfaces after applying pure nitrogen; applying 280-320 kg/hm of pure nitrogen in the shade of 8-10 days in the period of peanut needling2Spraying water to peanut leaf surfaces after applying pure nitrogen; applying 200-250 kg/hm of pure nitrogen in the pod-bearing period of the peanuts for 10-12 days in shade2Spraying water to peanut leaf surfaces after applying pure nitrogen; and breeding the plants of which the peanut plants are not higher than 40cm into green high-efficiency peanut varieties. Under the condition that the nitrogen fertilizer amount and the soil moisture content provided by the invention can promote the growth of plants and the phototropism growth of plant growing points, peanut plants with the plant length of not more than 40cm can be bred.
The results of the embodiments of the present invention show that: the peanut variety obtained by the breeding method provided by the invention has the peanut plant not higher than 40cm, does not need to be sprayed with a plant growth regulator in production, does not fall down and reduce the yield, reduces the use of the plant growth regulator, improves the economic coefficient of the peanut, and achieves the aims of being green and efficient.
Detailed Description
The invention provides a method for breeding a green and efficient peanut variety, which comprises the following steps: applying 280-320 kg/hm of pure nitrogen to the peanuts in the full-bloom shading period for 6-8 days2Spraying water to peanut leaf surfaces after applying pure nitrogen; applying 280-320 kg/hm of pure nitrogen in the shade of 8-10 days in the period of peanut needling2Spraying water to peanut leaf surfaces after applying pure nitrogen; applying 200-250 kg/hm of pure nitrogen in the pod-bearing period of the peanuts for 10-12 days in shade2Spraying water to peanut leaf surfaces after applying pure nitrogen; and breeding the plants of which the peanut plants are not higher than 40cm into green high-efficiency peanut varieties.
The method shades the peanuts for 6-8 days in the full-bloom period,280-320 kg/hm of purified nitrogen2Spraying water to peanut leaf surfaces after applying pure nitrogen.
According to the method, the peanuts are preferably shaded for 7d in the full-bloom period, the shading is preferably carried out by using a sunshade net, and the light transmittance of the sunshade net is preferably 45-55%, and more preferably 50%.
In the invention, 280-320 kg/hm of pure nitrogen is applied when the peanuts are shaded in full bloom stage2Preferably 300kg/hm2. In the invention, the pure nitrogen is preferably sprayed on the peanut leaf surfaces in the form of urea aqueous solution, and water is sprayed on the peanut leaf surfaces after the pure nitrogen is sprayed, so that the aim of flushing residual nitrogen fertilizer on the peanut leaf surfaces is fulfilled, and the peanut leaves are prevented from being burnt. In the present invention, the mass percentage of urea in the urea aqueous solution is preferably 0.5%. In the present invention, the pure nitrogen is preferably applied at once.
In the present invention, the water content of the soil in which the peanuts are planted is preferably not less than 75% after spraying water in the full-bloom stage of the peanuts. The shading of the peanut plants in the full-bloom stage can promote the growth and the height of the peanut plants.
The invention preferably applies pure nitrogen 300kg/hm in the shade 9d of the peanuts in the period of the lower needling2Spraying water to peanut leaf surfaces after applying pure nitrogen. In the invention, the shading is preferably performed by using a shading net, and the light transmittance of the shading net is preferably 45-55%, and more preferably 50%. According to the method, pure nitrogen is preferably applied when the peanuts are shaded in the next needle period, the pure nitrogen is preferably sprayed on the peanut leaf surfaces in the form of urea aqueous solution, and water is sprayed on the peanut leaf surfaces after the pure nitrogen is sprayed, so that the purpose of flushing residual nitrogen fertilizer on the peanut leaf surfaces is achieved, and the peanut leaves are prevented from being burnt. In the present invention, the mass percentage of urea in the urea aqueous solution is preferably 0.5%. After the water is sprayed in the lower-needle period of the peanuts, the water content of the soil for planting the peanuts is not lower than 75%. The method can shade the peanut plants in the next period, and can promote the growth of the peanut plants.
The invention preferably applies pure nitrogen 225kg/hm at 11d in the pod bearing period of peanuts2Spraying water to peanut leaf surfaces after applying pure nitrogen. In the invention, the shading is preferably performed by using a shading net, and the light transmittance of the shading net is preferably 45-55%, and more preferably 50%. The inventionPreferably, pure nitrogen is applied when the peanuts are shaded in the pod setting period, the pure nitrogen is preferably sprayed on the peanut leaf surfaces in the form of urea aqueous solution, and water is sprayed on the peanut leaf surfaces after the pure nitrogen is sprayed, so that the aim of flushing residual nitrogen fertilizer on the peanut leaf surfaces is fulfilled, and the peanut leaves are prevented from being burnt. In the present invention, the mass percentage of urea in the urea aqueous solution is preferably 0.5%. After water is sprayed in the pod bearing period of the peanuts, the water content of the soil for planting the peanuts is not lower than 70%.
In the invention, the plant spacing of the peanuts is preferably 15-25 cm, and more preferably 20 cm; the row spacing of the peanuts is preferably 35-45 cm, and more preferably 40 cm. According to the method, the peanut plants are shaded in the pod bearing period, so that the growth of the peanut plants can be promoted.
In the invention, peanuts are preferably planted on a peanut planting workbench, a sunshade net device is arranged above the peanut planting workbench, and a sunshade net is arranged on the sunshade net device so as to achieve the purpose of sunshade; and the sunshade net device is also provided with a pure nitrogen applying device and a water spraying device respectively so as to achieve the purposes of spraying liquid pure nitrogen and spraying water. The size of the peanut planting workbench is not particularly limited and is determined according to the amount of planted peanuts. The size of the sunshade net is not specially limited, and is determined according to the quantity of planted peanuts. The number of the installed pure nitrogen and the water spraying devices is not specially limited, and is determined according to the quantity of the planted peanuts.
The method for breeding a green and efficient peanut variety according to the present invention is further described in detail with reference to the following embodiments, and the technical solutions of the present invention include, but are not limited to, the following embodiments.
Example 1
Planting peanuts according to the plant spacing of 20cm and the row spacing of 40cm, shading the peanuts for 7d in the full-bloom period of the peanuts by adopting a shading net, wherein the light transmittance of the shading net is 50%, and spraying 300kg/hm of pure nitrogen in total while shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 75 percent;
shade for peanut in the next periodShading for 9d by adopting a shading net, wherein the light transmittance of the shading net is 50 percent, and pure nitrogen of 300kg/hm is sprayed in total while shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 75 percent;
shading peanuts for 11d in the pod bearing period of the peanuts by adopting a shading net, wherein the light transmittance of the shading net is 50%, and pure nitrogen of 220kg/hm is sprayed in total while shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 70 percent;
the bred peanut plant not higher than 40cm is a green high-efficiency peanut variety named as Loxowo 4016, the height of the peanut plant of the variety is 30.5-35.0 cm, and the length of the first pair of side branches is 34.1-37.84 cm.
Example 2
Planting peanuts according to the plant spacing of 20cm and the row spacing of 40cm, shading the peanuts for 6d in the full-bloom period of the peanuts by adopting a shading net, wherein the light transmittance of the shading net is 55%, and spraying 280kg/hm of pure nitrogen in total while shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 75 percent;
shading the peanuts for 8d in the next period of the peanuts by adopting a shading net, wherein the light transmittance of the shading net is 55%, and the shading net is sprayed with 280kg/hm of pure nitrogen totally at the same time of shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 75 percent;
shading the peanuts for 10 days in the pod bearing period of the peanuts by adopting a shading net, wherein the light transmittance of the shading net is 55 percent, and pure nitrogen of 200kg/hm is sprayed in total while shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 70 percent;
the bred peanut plant not higher than 40cm is a green high-efficiency peanut variety named as Loxowo 4087, the height of the peanut plant of the variety is 31.53cm, and the length of the first pair of lateral branches is 35.11 cm.
Example 3
Planting peanuts according to the plant spacing of 20cm and the row spacing of 40cm, shading the peanuts for 8d in the full-bloom period of the peanuts by adopting a shading net, wherein the light transmittance of the shading net is 45%, and spraying 320kg/hm of pure nitrogen in total while shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 75 percent;
shading the peanuts for 10 days in the next period of the peanuts by adopting a shading net, wherein the light transmittance of the shading net is 45 percent, and pure nitrogen of 320kg/hm is sprayed in total while shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 75 percent;
shading the peanuts for 12d in the pod bearing period of the peanuts by adopting a shading net, wherein the light transmittance of the shading net is 45%, and pure nitrogen of 250kg/hm is sprayed in total while shading2Spraying pure nitrogen with urea aqueous solution with the mass percentage of 0.5 percent, and spraying water after spraying, so as to keep the water content of the soil for planting peanuts not lower than 70 percent;
the bred peanut plant not higher than 40cm is a green high-efficiency peanut variety named as Loxowo 4011, the height of the peanut plant of the variety is 28.0cm, and the length of the first pair of side branches is 29.1 cm.
The embodiment can obtain that the method provided by the invention is adopted to breed the green and efficient peanut variety, the plant height of the obtained variety is lower than 40cm in the planting period, a plant growth regulator is not required to be sprayed to control the growth of the peanut, and the lodging and the yield reduction are avoided, so that the use of the plant growth regulator is reduced, the economic coefficient of the peanut is improved, and the green and efficient effects are achieved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A method for breeding peanut varieties is characterized by comprising the following steps:
applying 280-320 kg/hm of pure nitrogen to the peanuts in the full-bloom shading period for 6-8 days2Spraying water to peanut leaf surfaces after applying pure nitrogen;
applying 280-320 kg/hm of pure nitrogen in the shade of 8-10 days in the period of peanut needling2Spraying water to peanut leaf surfaces after applying pure nitrogen;
applying 200-250 kg/hm of pure nitrogen in the pod-bearing period of the peanuts for 10-12 days in shade2Spraying water to peanut leaf surfaces after applying pure nitrogen;
and breeding the peanut plant with the length not higher than 40cm as a peanut variety.
2. The method according to claim 1, wherein the shading is performed using a sunshade screen having a light transmittance of 45-55%.
3. The method of claim 1, wherein the pure nitrogen is applied as an aqueous urea solution.
4. The method of claim 1 wherein the moisture content of the soil in which the peanuts are planted is not less than 75% after spraying water during the full bloom of the peanuts.
5. The method of claim 1 wherein the moisture content of the soil in which the peanuts are planted is not less than 75% after spraying water during the lower spike period of the peanuts.
6. The method of claim 1 wherein the moisture content of the soil in which the peanuts are planted is not less than 70% after spraying water during the pod stage of the peanuts.
7. The method according to claim 1, wherein the plant spacing of the peanuts is 15-25 cm.
8. The method of claim 1, wherein the row spacing of the peanuts is 35-45 cm.
9. The method according to claim 3, wherein the urea in the aqueous urea solution is present in an amount of 0.5% by mass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204924.6A CN109699425B (en) | 2019-03-18 | 2019-03-18 | Method for breeding green and efficient peanut varieties |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204924.6A CN109699425B (en) | 2019-03-18 | 2019-03-18 | Method for breeding green and efficient peanut varieties |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109699425A CN109699425A (en) | 2019-05-03 |
| CN109699425B true CN109699425B (en) | 2021-01-08 |
Family
ID=66266916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910204924.6A Active CN109699425B (en) | 2019-03-18 | 2019-03-18 | Method for breeding green and efficient peanut varieties |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109699425B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001073091A2 (en) * | 2000-03-24 | 2001-10-04 | Pioneer Hi-Bred International, Inc. | Methods of selection and development of plants having improved root quality and root lodging resistance |
| CN102067816A (en) * | 2010-10-29 | 2011-05-25 | 山东鲁花种业有限公司 | Method for breeding high-yield high-oil peanut species |
| CN104488488A (en) * | 2014-11-23 | 2015-04-08 | 中国科学院遗传与发育生物学研究所 | Method for judging and selecting dim light tolerance |
| CN104719131A (en) * | 2015-04-13 | 2015-06-24 | 山东省花生研究所 | Disc plant type high yield and high oleic acid peanut variety cultivation method |
| CN105993923A (en) * | 2016-06-18 | 2016-10-12 | 辽宁省风沙地改良利用研究所 | Peanut variety breeding accelerating method suitable for northeast China region |
| CN108522173A (en) * | 2016-12-16 | 2018-09-14 | 重庆市农业科学院 | A kind of screening technique of shade tolerant corn inbred line |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9681615B2 (en) * | 2013-06-20 | 2017-06-20 | Elwha Llc | Rapid breeding of plants |
-
2019
- 2019-03-18 CN CN201910204924.6A patent/CN109699425B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001073091A2 (en) * | 2000-03-24 | 2001-10-04 | Pioneer Hi-Bred International, Inc. | Methods of selection and development of plants having improved root quality and root lodging resistance |
| CN102067816A (en) * | 2010-10-29 | 2011-05-25 | 山东鲁花种业有限公司 | Method for breeding high-yield high-oil peanut species |
| CN104488488A (en) * | 2014-11-23 | 2015-04-08 | 中国科学院遗传与发育生物学研究所 | Method for judging and selecting dim light tolerance |
| CN104719131A (en) * | 2015-04-13 | 2015-06-24 | 山东省花生研究所 | Disc plant type high yield and high oleic acid peanut variety cultivation method |
| CN105993923A (en) * | 2016-06-18 | 2016-10-12 | 辽宁省风沙地改良利用研究所 | Peanut variety breeding accelerating method suitable for northeast China region |
| CN108522173A (en) * | 2016-12-16 | 2018-09-14 | 重庆市农业科学院 | A kind of screening technique of shade tolerant corn inbred line |
Non-Patent Citations (2)
| Title |
|---|
| 氮素水平对辐射选育花生新品系生长及生理特性的影响;赵婷;《中国优秀硕士学位论文全文数据库 农业科技辑》;20130215;第D047-162页 * |
| 花生新品种濮科花4号的选育及其高产栽培技术;姬社林等;《种子》;20080725(第7期);第97-98页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109699425A (en) | 2019-05-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100579937B1 (en) | Device for seed potato nutriculture and there of control method | |
| JP4418863B2 (en) | 葡萄 Growing method | |
| CN102047809A (en) | Method for cultivating Dragon fruit in greenhouses in North China | |
| CN103798022A (en) | Planting method for cucumbers | |
| CN103782751A (en) | Method of raising grape seedlings by cutting | |
| CN108812098B (en) | Method for preventing zizania aquatica from forming small zizania aquatica after autumn planting | |
| KR101123199B1 (en) | methods for control of flowering, shortening the growing period of ginseng plantspanax ginseng C.A.Meyer | |
| CN102742483A (en) | One-sided matching technology for greenhouse grapes | |
| CN109042041B (en) | Method for cultivating high-medicinal-value actinidia arguta roots by using root limiting container | |
| CN106416919A (en) | Double-cropping high-yield planting method for greenhouse selenium-rich grape | |
| CN109699425B (en) | Method for breeding green and efficient peanut varieties | |
| CN112470835A (en) | Secondary strawberry seedling raising method | |
| CN105009857A (en) | Wholly-covered intercropping and interplanting method for watermelon, garlic and Chinese cabbage | |
| CN103348862A (en) | Straight branch crape myrtle cutting seedling raising method | |
| CN106386376A (en) | Density-reducing, quality-improving and early-maturing cultivation method for greenhouse grape | |
| CN113615508B (en) | Cultivation method for controlling tomato yellow leaf curl virus disease | |
| CN105145096A (en) | Nightshade cultivation method | |
| CN104429789A (en) | Stereoscopic cultivation method for epiphytic orchid and grape | |
| JP2004194606A (en) | Method for culturing mandarin orange in greenhouse | |
| CN105613059A (en) | Plum grafting method | |
| CN112166928A (en) | Method for adjusting custard apple producing period | |
| CN106171421B (en) | A kind of cultural method of 1 year both parties in a lawsuit of fig | |
| CN111567378A (en) | Wild-imitating planting method for dendrobium officinale | |
| CN100411551C (en) | Method for preventing early floriation and few leaves of flue-cured tobacco | |
| CN106550714A (en) | A kind of Hot Pepper in Greenhouse ratooning new method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |