CN103688724A - Method for breeding of purple loosestrife lagerstroemia fruitless lagerstroemia indica - Google Patents
Method for breeding of purple loosestrife lagerstroemia fruitless lagerstroemia indica Download PDFInfo
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- CN103688724A CN103688724A CN201310699124.9A CN201310699124A CN103688724A CN 103688724 A CN103688724 A CN 103688724A CN 201310699124 A CN201310699124 A CN 201310699124A CN 103688724 A CN103688724 A CN 103688724A
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Abstract
The invention relates to a method for breeding of purple loosestrife lagerstroemia fruitless lagerstroemia indica and belongs to the technical field of plant cultivation. The method comprises a first step of establishing a fruitless lagerstroemia indica variety resource garden, a second step of implementing a fruitless lagerstroemia indica variety testing method, a third step of implementing characteristic items and recording standards of a tested variety and a fourth step of determining an evaluation index system of the fruitless lagerstroemia indica variety. The fruitless lagerstroemia indica which can bloom normally, is good in sight enjoying performance and does not fruit can be bred, the identical plant can bloom more than two times in a growth cycle, the garden landscape and characteristic landscape building requirements are met, and the total flowering period and the sight enjoying period are long, and the landscape effect is improved.
Description
Technical field
The present invention relates to a kind of Lythraceae plant of Lagerstroemia crape myrtle selection of having no result, belong to plant cultivation technical field.
Background technology
About kind, the kind of plant of Lagerstroemia, can be with reference to Publication about Document:
1. king offers. the research [D] of China's crape myrtle germ plasm resource and affiliation thereof. and Beijing: the .2004 of Beijing Forestry University.
2. open Xiang, field seedling. China's crape myrtle Varietal Investigation research [A]. Chinese ornamental horticulture progress 2008[M1]. Beijing: China Forestry Publishing House, 2008:56. 65.
3. < < ornamental plant cultivation handbook > > Long Yayi edits, China Forestry Publishing House's in May, 2004 front page, 273-274 pages.
4. Huang is built the people, Hou Baixin, Suo Zhili: Shaoyang City crape myrtle Varietal Investigation research I, and agricultural journal 2013,3(03): 47-53.
5. Huang is built the people, Hou Baixin, Suo Zhili: the research of Shaoyang City crape myrtle Varietal Investigation
, agricultural journal 2013,3(4).
6. Huang is built the people, Hou Baixin, Suo Zhili: the research of Shaoyang City crape myrtle Varietal Investigation
2013,3(05): 34-41.
Comprehensive above-mentioned list of references, Nova Lagerstroemiae E Flora Sinica plant has 21 kinds, and wherein, 18 is primary kind, and 3 is introduction kind, and more than 100 kinds, are divided into silver-colored common vetch, red common vetch, emerald green common vetch, violet common vetch according to pattern.
Above-mentioned list of references has just been investigated thoroughly kind, the crape myrtle cultivar of Nova Lagerstroemiae E Flora Sinica plant and the simple classification of being undertaken by pattern substantially, does not relate to and meets Landscape Design and build the required crape myrtle kind of having no result.
Summary of the invention
The object of the invention is to, provide a kind of Lythraceae plant of Lagerstroemia crape myrtle selection of having no result, to solve above-mentioned technical problem.
The present invention is achieved through the following technical solutions:
The Lythraceae plant of Lagerstroemia crape myrtle selection of having no result, is characterized in that: comprise the following steps:
1. set up the crape myrtle plantation of cultivar resources of having no result: extensively collect the existing crape myrtle kind of having no result and select corresponding parent to innovate the crape myrtle kind of having no result with the multiple breeding technique of employing, set up the crape myrtle plantation of cultivar resources of having no result.；
2. the method for testing of the crape myrtle kind of having no result: first, select the crape myrtle kind of having no result of normally blooming from resource garden; Then, selected kind is all adopted cuttage breeding method cultivate the little nursery stock of some; Finally, the nursery stock of cultivating is planted, is specifically comprised:
2A. selection of land: select fertile soil, fertility is even, irrigation and drainage are convenient, physical features is smooth, sun-drenched soil, applies the base manure of some;
The whole ground of 2B.: to the test transplanted seedling tree choosing turn over and wholely carefully rake, by 3-4 rice, divide railway carriage or compartment, play good drain ditch;
2C. selects seedling: from the cottage propagation bed of selected kind, select robust growth, without damage by disease and insect, same seedling, criticize the nursery stock that specification is relatively consistent, be more than every kind of 50 strains;
2D. plants: test kind is carried out naked lifting, root clay slurry; Each test kind according to identical seeding row spacing to planting; After completing and planting, all test kinds are carried out to tack shearing apart from ground equal height; Water sufficient normal root water, with backsight soil moisture content, watering to keep a full stand of seedings survives;
2E. management: in process of growth, all test kinds are carried out to unified rich water quality management and the extermination of disease and insect pest;
3. test feature project and the Recording criteria of kind: test sample book is made in continuous 10 strains of any two row outside flash trimming capable limit strain in each test kind flowering stage and fruiting period, according to the colorimetric card of RHS, carry out pattern evaluation, specifically comprise:
3A. pattern: the petal color of the normal flower of measuring inflorescence middle and upper part of referring to come into bloom;
3B. branch amount: refer to major branch and side shoot at different levels sum;
The 3C. density of blossoming: refer to that branch amount that full-bloom stage is bloomed accounts for the percentage of total branch amount;
3D. flowering stage: refer to the summation of each batch from initial bloom stage to the time in latter stage of blooming; Described initial bloom stage is the period that on a plant, the amount of blooming reaches sum 10%; Be the period that the remaining flower amount of plant is less than 10% the described latter stage of blooming;
3E. fruiting quantities: the quantity that refers to natural result on inflorescence;
4. determine the assessment indicator system of the crape myrtle kind of having no result, specifically comprise:
4A. evaluates project:
4A1. fruiting quantities: on inflorescence, result is not have no result first index of crape myrtle kind of evaluation naturally;
Be the have no result index of second of crape myrtle kind of evaluation 4A2. flowering stage: the length of flowering time affects one of factor of appreciation effect;
The 4A3. density of blossoming: one of how many impact whole strain amounts of blooming of the branch amount of blooming and key factor of commercial quality are the have no result indexs of the 3rd of crape myrtle kind of evaluation;
4A4. branch amount number be one of key factor affecting tree crown body and the amount of blooming, the branch ability of kind is strong, its tree crown nature moulding is satisfactory, can reduce the short branch operating cost of artificial pinching, is the index of the 4th of evaluating the crape myrtle kind of having no result;
4A5. pattern: be to evaluate have no result the 5th index of crape myrtle kind of crape myrtle;
4B. Comprehensive Assessment index:
4B. Comprehensive Assessment index:
4B1. grey relational grade: calculate each proterties of test material and grey relational grade with reference to varietal character according to evaluation project
4B2. weight allocation: impact and importance degree according to test character on the crape myrtle kind of having no result, determine its weight allocation ratio;
The 4B3. comprehensive assessment degree of association: adopt kind Grey Multidimensional Comprehensive appraisal procedure to calculate Synthesis Relational Grade; By Synthesis Relational Grade, judge that certain kind is as the quality of the crape myrtle kind of having no result.
beneficial effect:in the natural community and artificial cultivation kind of crape myrtle, mutagenesis because of natural crossing and multiple physical factor, cause genetic recombination and variation, and the fruitless plant that occurs only blooming is individual, after blooming for the first time, because nutrient in plant body is sufficient and possess the environmental condition of blooming, the sprouting of lateral bud shoot on inflorescence or below inflorescence can again breed new bud and again bloom.The present invention can select can normally bloom, sight is good but the fruitless crape myrtle of having no result, making same plant can reach 2 times in a growth cycle blooms above, meet the needs that garden landscape and Characteristic landscape are built, realize that total flowering stage is long, viewing period is long and improve landscape effect.
embodiment
Below with reference to embodiment, the present invention is described further.
The Lythraceae plant of Lagerstroemia of the present invention crape myrtle selection of having no result, comprises the following steps:
1. set up the crape myrtle plantation of cultivar resources of having no result: extensively collect the existing crape myrtle kind of having no result and select corresponding parent to innovate the crape myrtle kind of having no result with the multiple breeding technique of employing, set up the crape myrtle plantation of cultivar resources of having no result.；
2. the method for testing of the crape myrtle kind of having no result: first, select the crape myrtle kind of having no result of normally blooming from resource garden; Then, selected kind is all adopted cuttage breeding method cultivate the little nursery stock of some; Finally, the nursery stock of cultivating is planted, is specifically comprised:
2A. selection of land: select fertile soil, fertility is even, irrigation and drainage are convenient, physical features is smooth, sun-drenched soil, applies the base manure of some;
The whole ground of 2B.: to the test transplanted seedling tree choosing turn over and wholely carefully rake, by 3-4 rice, divide railway carriage or compartment, play good drain ditch;
2C. selects seedling: from the cottage propagation bed of selected kind, select robust growth, without damage by disease and insect, same seedling, criticize the nursery stock that specification is relatively consistent, be more than every kind of 50 strains;
2D. plants: test kind is carried out naked lifting, root clay slurry; Each test kind according to identical seeding row spacing to planting; After completing and planting, all test kinds are carried out to tack shearing apart from ground equal height; Water sufficient normal root water, with backsight soil moisture content, watering to keep a full stand of seedings survives;
2E. management: in process of growth, all test kinds are carried out to unified rich water quality management and the extermination of disease and insect pest;
3. test feature project and the Recording criteria of kind: test sample book is made in continuous 10 strains of any two row outside flash trimming capable limit strain in each test kind flowering stage and fruiting period, according to the colorimetric card of RHS, carry out pattern evaluation, specifically comprise:
3A. pattern: the petal color of the normal flower of measuring inflorescence middle and upper part of referring to come into bloom;
3B. branch amount: refer to major branch and side shoot at different levels sum;
The 3C. density of blossoming: refer to that branch amount that full-bloom stage is bloomed accounts for the percentage of total branch amount;
3D. flowering stage: refer to the summation of each batch from initial bloom stage to the time in latter stage of blooming; Described initial bloom stage is the period that on a plant, the amount of blooming reaches sum 10%; Be the period that the remaining flower amount of plant is less than 10% the described latter stage of blooming;
3E. fruiting quantities: the quantity that refers to natural result on inflorescence;
4. determine the assessment indicator system of the crape myrtle kind of having no result, specifically comprise:
4A. evaluates project:
4A1. fruiting quantities: on inflorescence, result is not have no result first index of crape myrtle kind of evaluation naturally;
Be the have no result index of second of crape myrtle kind of evaluation 4A2. flowering stage: the length of flowering time affects one of factor of appreciation effect;
The 4A3. density of blossoming: one of how many impact whole strain amounts of blooming of the branch amount of blooming and key factor of commercial quality are the have no result indexs of the 3rd of crape myrtle kind of evaluation;
4A4. branch amount number be one of key factor affecting tree crown body and the amount of blooming, the branch ability of kind is strong, its tree crown nature moulding is satisfactory, can reduce the short branch operating cost of artificial pinching, is the index of the 4th of evaluating the crape myrtle kind of having no result;
4A5. pattern: be to evaluate have no result the 5th index of crape myrtle kind of crape myrtle;
4B. Comprehensive Assessment index:
4B. Comprehensive Assessment index:
4B1. grey relational grade: calculate each proterties of test material and grey relational grade with reference to varietal character according to evaluation project
4B2. weight allocation: impact and importance degree according to test character on the crape myrtle kind of having no result, determine its weight allocation ratio;
The 4B3. comprehensive assessment degree of association: adopt kind Grey Multidimensional Comprehensive appraisal procedure to calculate Synthesis Relational Grade; By Synthesis Relational Grade, judge that certain kind is as the quality of the crape myrtle kind of having no result.
Claims (1)
1. the Lythraceae plant of Lagerstroemia crape myrtle selection of having no result, is characterized in that: comprise the following steps:
(1) set up the crape myrtle plantation of cultivar resources of having no result: extensively collect the existing crape myrtle kind of having no result and select corresponding parent to innovate the crape myrtle kind of having no result with the multiple breeding technique of employing, set up the crape myrtle plantation of cultivar resources of having no result;
(2) the have no result method of testing of crape myrtle kind: first, select the crape myrtle kind of having no result of normally blooming from resource garden; Then, selected kind is all adopted cuttage breeding method cultivate the little nursery stock of some; Finally, the nursery stock of cultivating is planted, is specifically comprised:
(2A) selection of land: select fertile soil, fertility is even, irrigation and drainage are convenient, physical features is smooth, sun-drenched soil, applies the base manure of some;
(2B) whole ground: to the test transplanted seedling tree choosing turn over and wholely carefully rake, by 3-4 rice, divide railway carriage or compartment, play good drain ditch;
(2C) select seedling: from the cottage propagation bed of selected kind, select robust growth, without damage by disease and insect, same seedling, criticize the nursery stock that specification is relatively consistent, be more than every kind of 50 strains;
(2D) plant: test kind is carried out naked lifting, root clay slurry; Each test kind according to identical seeding row spacing to planting; After completing and planting, all test kinds are carried out to tack shearing apart from ground equal height; Water sufficient normal root water, with backsight soil moisture content, watering to keep a full stand of seedings survives;
(2E) management: in process of growth, all test kinds are carried out to unified rich water quality management and the extermination of disease and insect pest;
(3) feature project and the Recording criteria of test kind: flowering stage and fruiting period, test sample book is made in continuous 10 strains of any two row outside flash trimming capable limit strain in each test kind, according to the colorimetric card of RHS, carry out pattern evaluation, specifically comprise:
(3A) pattern: the petal color of the normal flower of measuring inflorescence middle and upper part of referring to come into bloom;
(3B) branch amount: refer to major branch and side shoot at different levels sum;
(3C) density of blossoming: refer to that branch amount that full-bloom stage is bloomed accounts for the percentage of total branch amount;
(3D) flowering stage: refer to the summation of each batch from initial bloom stage to the time in latter stage of blooming; Described initial bloom stage is the period that on a plant, the amount of blooming reaches sum 10%; Be the period that the remaining flower amount of plant is less than 10% the described latter stage of blooming;
(3E) fruiting quantities: the quantity that refers to natural result on inflorescence;
(4) determine the assessment indicator system of the crape myrtle kind of having no result, specifically comprise:
(4A) evaluation project:
(4A1) fruiting quantities: on inflorescence, result is not have no result first index of crape myrtle kind of evaluation naturally;
(4A2) be the index of second of evaluating the crape myrtle kind of having no result flowering stage: the length of flowering time affects one of factor of appreciation effect;
(4A3) density of blossoming: one of how many impact whole strain amounts of blooming of the branch amount of blooming and key factor of commercial quality are the have no result indexs of the 3rd of crape myrtle kind of evaluation;
(4A4) branch amount number be one of key factor affecting tree crown body and the amount of blooming, the branch ability of kind is strong, its tree crown nature moulding is satisfactory, can reduce the short branch operating cost of artificial pinching, is the index of the 4th of evaluating the crape myrtle kind of having no result;
(4A5) pattern: be to evaluate have no result the 5th index of crape myrtle kind of crape myrtle;
(4B) Comprehensive Assessment index:
(4B1) grey relational grade: calculate each proterties of test material and grey relational grade with reference to varietal character according to evaluation project
(4B2) weight allocation: impact and importance degree according to test character on the crape myrtle kind of having no result, determine its weight allocation ratio;
(4B3) the comprehensive assessment degree of association: adopt kind Grey Multidimensional Comprehensive appraisal procedure to calculate Synthesis Relational Grade; By Synthesis Relational Grade, judge that certain kind is as the quality of the crape myrtle kind of having no result.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109169258A (en) * | 2018-09-27 | 2019-01-11 | 湛江恒达园林研发有限公司 | A kind of no fruiting crape myrtle breeding method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845490A (en) * | 2009-12-31 | 2010-09-29 | 北京林业大学 | Lagerstroemia indica microsatellite molecular markers and application in identifying interspecific hybrids of lagerstroemia indica |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845490A (en) * | 2009-12-31 | 2010-09-29 | 北京林业大学 | Lagerstroemia indica microsatellite molecular markers and application in identifying interspecific hybrids of lagerstroemia indica |
Non-Patent Citations (4)
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| 孙洪美等: "山东省紫薇品种的调查与分类", 《林业科学》 * |
| 李辛晨等: "紫薇树姿变异优株评价及其选种", 《抓住2008年奥运机遇进一步提升北京城市园林绿化水平论文集》 * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109169258A (en) * | 2018-09-27 | 2019-01-11 | 湛江恒达园林研发有限公司 | A kind of no fruiting crape myrtle breeding method |
| CN109169258B (en) * | 2018-09-27 | 2021-06-01 | 湛江恒达园林研发有限公司 | Crape myrtle cultivation method without bearing fruits |
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