CN115250857A - Breeding method for cotton variety ecological adaptability and yield stability - Google Patents
Breeding method for cotton variety ecological adaptability and yield stability Download PDFInfo
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- CN115250857A CN115250857A CN202210730580.4A CN202210730580A CN115250857A CN 115250857 A CN115250857 A CN 115250857A CN 202210730580 A CN202210730580 A CN 202210730580A CN 115250857 A CN115250857 A CN 115250857A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/50—Cotton
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
The invention discloses a breeding method for the ecological adaptability and the yield stability of cotton varieties, which comprises the steps of selecting new test strains, uniformly planting plants in pots, burying the pots in a test field, planting 8 pots in each strain, and respectively processing the plants corresponding to different water irrigation amounts; setting the water using time at 7.1-7.20 days, avoiding rainy season, watering at about 2 pm every day, and recording the temperature and humidity change of the soil in real time by using a multi-point soil temperature and humidity recorder; respectively recording the bud bell shedding condition, the boll forming property, the blight and verticillium wilt index and the comprehensive agronomic characters of the plants in the pot; indoor seed test is carried out, the boll weight, the clothes mark and the yield of the strain are recorded, and the fiber quality is detected; and analyzing the correlation between the yield, quality and resistance data recorded in the test and the recorded temperature and humidity data, and positioning the target material by using the material with low correlation coefficient or without obvious correlation, thereby screening a new strain which is insensitive to temperature and humidity change and has good ecological adaptability and yield stability.
Description
The application is a divisional application of an invention patent with a parent case name of 'a breeding method for cotton variety ecological adaptability and yield stability'; the application number of the parent application is as follows: CN201710653783.7; the application date of the parent application is as follows: 2017-07-21.
Technical Field
The invention relates to the technical field of cotton breeding, in particular to a breeding method of cotton variety ecological adaptability and yield stability.
Background
The cotton planting area is wide, only the cotton area in the yellow river basin covers the cotton areas of Hebei, shandong, henan, tianjin and Shanxi, gansu, anhui and Jiangsu, and the cotton areas are thousands of kilometers in length and breadth, so the cotton planting difference of each area is great. If a cotton variety is planted in such a large area, the cotton variety has to have good ecological adaptability and yield stability so as to have strong competitiveness and long-lasting vitality.
Adaptability and stability are abstract and fuzzy concepts for cotton breeding, and the screening is directly carried out without starting, and the identification and the screening can be carried out only by specifically embodying the concept or even digitalizing the concept. In the breeding process, the difference of variety adaptability and stability is mainly reflected in the adaptability to various climates, the climate influence is mainly reflected in the influence of temperature and humidity on cotton, the influence of the temperature and the humidity of soil on the cotton is accurately analyzed to a certain extent, namely the difference of the sensitivity of the cotton on the temperature and the humidity of the soil is also accurately analyzed, and the adaptability and the stability of cotton varieties can be analyzed and identified.
The existing screening method mainly adopts allopatric planting, and has the following defects: the region is wide, and an accurate representative test area is difficult to select; the influence of the weather of the current year is large, and the test error is large; the test data is complicated and the target material is difficult to be accurately positioned; the large scale of the test results in large workload of identification.
Disclosure of Invention
The invention aims to provide a breeding method for cotton variety ecological adaptability and yield stability, which is used for solving the technical problems in the prior art, different cotton lines are planted in different pots respectively, and different temperature and humidity changes are generated by using different irrigation quantities, so that the cotton lines are selected.
In order to achieve the purpose, the invention provides the following scheme:
the invention discloses a breeding method of cotton variety ecological adaptability and yield stability, comprising the following steps:
s1, selecting a new test strain;
s2, uniformly planting plants in pots, then embedding the pots in a test land, planting a plurality of pots in each strain, wherein the water irrigation amount of the pots in each strain is different;
s3, watering in a set date, avoiding rainy seasons, watering in a specified time every day, and recording the temperature and humidity change of the soil in real time by using a multipoint soil temperature and humidity recorder;
s4, respectively investigating and recording the bud bell falling condition, the boll forming property and the blight and verticillium wilt index of the plants in the pot;
s5, indoor seed test is carried out, the boll weight, the clothes mark and the yield of the strain are recorded, and the fiber quality is detected;
and S6, analyzing the correlation between the yield, quality and resistance data recorded in the test and the recorded temperature and humidity data, and determining the material with low correlation number or no obvious correlation as a target material, thereby screening out a new strain which is insensitive to temperature and humidity change, has low ecological adaptability and good yield stability.
Preferably, the volume of the basin is 50 x 50cm.
Preferably, 8 pots are planted in each line in step S2.
Preferably, 8 pots are treated with water irrigation amounts of 0.5L, 1L, 1.5L, 2.0L, 2.5L, 3.0L, 3.5L and 4.0L, respectively.
Preferably, the date set in step S3 is 7.1 to 7.20 days.
Preferably, the predetermined time in step S3 is 2 pm.
Preferably, the comprehensive agronomic traits are also investigated and recorded in step S4.
Compared with the prior art, the invention has the following technical effects:
the method is based on a temperature and humidity measuring instrument, a controllability test is carried out on a new strain, different temperature and humidity generated due to different irrigation amounts are recorded through different irrigation amount processing experiments, the boll forming property, the boll weight, the single plant yield and the comprehensive agronomic characters of plants subjected to different treatments are observed and recorded, then the correlation between the plant yield and the agronomic characters and the temperature and humidity is analyzed, the ecological adaptability and the yield stability of the new strain of cotton are determined through the significance of the correlation, the magnitude of a correlation coefficient and the like, and then the new strain of cotton is scientifically and reasonably evaluated and screened.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a breeding method for cotton variety ecological adaptability and yield stability, which is used for solving the technical problems in the prior art, different lines of cotton are respectively planted in different pots, and different temperature and humidity changes are generated by using different irrigation quantities, so that the cotton variety is selected.
The present invention will be described in further detail with reference to specific embodiments in order to make the above objects, features and advantages of the present invention more comprehensible.
The embodiment of the invention provides a breeding method for cotton variety ecological adaptability and yield stability, which comprises the following steps:
s1, selecting a new test strain;
s2, uniformly planting plants in pots, wherein the volume of each pot is 50 x 50cm, then embedding the pots in a test field, wherein different pots cannot be influenced mutually, 8 pots are planted in each line and are respectively treated by the irrigation water amount of 0.5 liter, 1 liter, 1.5 liter, 2.0 liter, 2.5 liter, 3.0 liter, 3.5 liter and 4.0 liter, and the different irrigation water amounts can cause different temperatures and humidities of soil;
s3, uniformly setting the water using time to be 7.1-7.20 days, avoiding rainy seasons, watering at about 2 pm every day, and recording the temperature and humidity change of the soil in real time by using a multi-point soil temperature and humidity recorder;
s4, respectively investigating and recording the bud bell shedding condition, the boll forming property, the blight and verticillium wilt index (or the quantity of diseased leaves and the disease level of each plant) and the comprehensive agronomic characters of the plants in the pot;
s5, indoor seed examination is carried out, the bell weight, the clothes mark and the yield of the strain are recorded, and the fiber quality is detected;
and S6, analyzing the correlation between the character data such as yield, quality and resistance recorded in the test and the recorded temperature and humidity data, and positioning the material with low correlation coefficient or no obvious correlation to a target material, thereby screening a new strain which is insensitive to temperature and humidity change reaction and has good ecological adaptability and yield stability.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above description of the embodiments is only used to help understanding the method and the core idea of the present invention; also, for those skilled in the art, variations can be made in the embodiments and applications of the invention in light of the above teachings. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (7)
1. A breeding method for cotton variety ecological adaptability and yield stability is characterized by comprising the following steps:
s1, selecting a new test strain;
s2, uniformly planting plants in pots, then burying the pots in a test field, planting a plurality of pots in each strain, wherein the water irrigation amount of the plurality of pots in each strain is different;
s3, watering within a set date, avoiding rainy seasons, watering within a specified time every day, and recording different soil temperature and humidity changes caused by different irrigation quantities in real time by using a multi-point soil temperature and humidity recorder;
s4, respectively investigating and recording the bud bell falling condition, the boll forming property and the blight and verticillium wilt index of the plants in the pot;
s5, indoor seed examination is carried out, the bell weight, the clothes mark and the yield of the strain are recorded, and the fiber quality is detected;
and S6, analyzing the correlation between the yield, quality and resistance data recorded in the test and the recorded temperature and humidity data, and determining the material with low correlation coefficient or no obvious correlation as a target material, thereby screening out a new strain which is insensitive to temperature and humidity change, has low ecological adaptability and good yield stability.
2. The breeding method of cotton variety ecological adaptability and yield stability according to claim 1, characterized in that: the volume of the basin was 50 x 50cm.
3. The breeding method of cotton variety ecological adaptability and yield stability according to claim 1, characterized in that: 8 pots of plants are planted in each strain in the step S2.
4. The breeding method of cotton variety ecological adaptability and yield stability of claim 3, characterized in that: the 8 basins are respectively treated corresponding to the irrigation quantity of 0.5 liter, 1 liter, 1.5 liter, 2.0 liter, 2.5 liter, 3.0 liter, 3.5 liter and 4.0 liter.
5. The breeding method of cotton variety ecological adaptability and yield stability according to claim 1, characterized in that: the date set in step S3 is 7.1-7.20 days.
6. The breeding method of cotton variety ecological adaptability and yield stability according to claim 1, characterized in that: the specified time in step S3 is 2 pm.
7. The breeding method of cotton variety ecological adaptability and yield stability according to claim 1, characterized in that: and step S4, investigating and recording the comprehensive agronomic characters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210730580.4A CN115250857A (en) | 2017-07-21 | 2017-07-21 | Breeding method for cotton variety ecological adaptability and yield stability |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210730580.4A CN115250857A (en) | 2017-07-21 | 2017-07-21 | Breeding method for cotton variety ecological adaptability and yield stability |
| CN201710653783.7A CN107258309A (en) | 2017-07-21 | 2017-07-21 | A kind of cotton variety annidation, the breeding method of yielding stability |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710653783.7A Division CN107258309A (en) | 2017-07-21 | 2017-07-21 | A kind of cotton variety annidation, the breeding method of yielding stability |
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| CN115250857A true CN115250857A (en) | 2022-11-01 |
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| CN201710653783.7A Pending CN107258309A (en) | 2017-07-21 | 2017-07-21 | A kind of cotton variety annidation, the breeding method of yielding stability |
| CN202210730580.4A Pending CN115250857A (en) | 2017-07-21 | 2017-07-21 | Breeding method for cotton variety ecological adaptability and yield stability |
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| CN109937829A (en) * | 2019-04-03 | 2019-06-28 | 湖南省棉花科学研究所 | A kind of preferred field trial method of cotton variety |
| CN110959495A (en) * | 2019-12-14 | 2020-04-07 | 吉林省林业科学研究院 | Method for propagating and rejuvenating tulip seed balls |
| CN115316214B (en) * | 2022-10-12 | 2023-01-24 | 山东亿云信息技术有限公司 | Rural agricultural information management system and method based on big data |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1914974A (en) * | 2006-09-08 | 2007-02-21 | 中国农业科学院棉花研究所 | Method for transplanting bare seedling of cotton mechanically |
| CN101707960A (en) * | 2009-11-13 | 2010-05-19 | 河南省农业科学院 | Cotton continuous cropping high yield cultivation method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102860199B (en) * | 2012-09-03 | 2015-07-29 | 安徽省农业科学院水稻研究所 | A kind of rice seedling drought-enduring variety rapid screening method |
| CN104145560A (en) * | 2014-07-31 | 2014-11-19 | 山东省花生研究所 | Method for determining salt-sensitivity period for salt tolerance of peanuts |
| CN104521474A (en) * | 2014-12-04 | 2015-04-22 | 中国农业科学院棉花研究所 | Cotton variety salt tolerance screening method |
| CN104833776A (en) * | 2015-05-09 | 2015-08-12 | 安徽省农业科学院棉花研究所 | Cotton flooding tolerance evaluation method |
| CN106119337A (en) * | 2016-06-27 | 2016-11-16 | 山东省农业科学院生物技术研究中心 | A kind of Rapid identification peanut varieties method to Aspergillus flavus resistance |
| CN206339545U (en) * | 2016-12-15 | 2017-07-18 | 石河子大学 | A kind of transgene cotton drought-resistant ability carries out the water deficit device of Fields detection |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1914974A (en) * | 2006-09-08 | 2007-02-21 | 中国农业科学院棉花研究所 | Method for transplanting bare seedling of cotton mechanically |
| CN101707960A (en) * | 2009-11-13 | 2010-05-19 | 河南省农业科学院 | Cotton continuous cropping high yield cultivation method |
Non-Patent Citations (1)
| Title |
|---|
| 冯克云等: ""甘肃河西棉花全生育期不同灌溉量对生长发育的影响及抗旱性评价"", 《干旱地区农业研究》, vol. 33, no. 5, pages 140 - 146 * |
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