Method for promoting red paeony root seed sprouting and application of method in red paeony root propagation

A technology of seeds and Radix Paeoniae Rubra, applied in the field of promoting seedling emergence of Radix Paeoniae Rubra, can solve problems such as difficulty in meeting industrial production and market demand, failure to meet market demand, and low reproduction coefficient, so as to shorten emergence time and increase emergence rate , break the effect of dormancy

Inactive Publication Date: 2015-12-09
INST OF BOTANY CHINESE ACAD OF SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

With people's digging, Duolun Radix Paeoniae Rubra can no longer meet the market demand, and there is an urgent need for mass breeding
[0003] In production, the propagation of peonies is mainly by ramets, and the ramets are once every 3-5 years. The cycle is long and the reproduction coefficient is low, which is difficult to meet the needs of industrial production and the market.
[0004] The seed reproduction coefficient is high, and the resulting plants have strong tolerance and can be produced on a large scale. However, the seeds of Radix Paeoniae Rubra have double dormancy characteristics. Seed propagation needs to break the dormancy, and the cycle is longer and the germination rate is lower.

Method used

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  • Method for promoting red paeony root seed sprouting and application of method in red paeony root propagation
  • Method for promoting red paeony root seed sprouting and application of method in red paeony root propagation
  • Method for promoting red paeony root seed sprouting and application of method in red paeony root propagation

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0020] Embodiment 1 (the embodiment under preferred parameter),

[0021] 1. Take the seeds of Radix Paeoniae Rubra and soak them in 0.5mM gibberellin solution at room temperature for 2 days, and the seeds are not moldy.

[0022] 2. After step 1 is completed, the seeds are taken and buried in moist vermiculite (with a water content of 8%±2%) at room temperature for 60 days.

[0023] 3, after completing step 2, get rooted and the seed that root length is more than 3cm, sow in the flowerpot (vermiculite is housed in the flowerpot, as culture medium; Sow 100 seeds in each flowerpot; Seed distance from vermiculite Surface 2.5 cm ± 0.5 cm), then divided into three groups, each with 3 pots, and treated as follows (the starting time of the grouping treatment is regarded as 0 time, and the number of days is counted from 0 time, and every 24 hours is 1 day):

[0024] The first group: cultured at room temperature;

[0025] The second group (prior art): first cultured at 4°C for 40 days...

Embodiment 2

[0032] Embodiment 2, exploration of relevant parameters

[0033] 1. Seed soaking time

[0034] Take the seeds of Radix Paeoniae Rubra and soak them with 1mM gibberellin solution at room temperature for 2 days or 5 days.

[0035] Three replicates were carried out, and 100 seeds were taken from each treatment for each replicate.

[0036] No mildew occurred in the seeds after 2 days of soaking. After soaking for 5 days, 8%±1% of the seeds were mildewed.

[0037] 2. Gibberellin concentration during seed soaking and burying time during burying

[0038] 1. Take the seeds of Radix Paeoniae Rubra and use different concentrations of gibberellin solution (the concentration of gibberellin is 0.001mM, 0.01mM, 0.1mM, 0.5mM, 1mM or 5mM, and the setting is to replace the gibberellin solution with 0.5mM calcium chloride solution The control CK) was soaked at room temperature for 2 days. None of the seeds were moldy.

[0039] 2. After step 1 is completed, the seeds are taken and buried i...

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Abstract

The invention discloses a method for promoting red paeony root seed sprouting and application of the method in red paeony root propagation. The method comprises the following steps: (1) soaking red paeony root seeds in a gibberellin solution; (2) after the step (1) is finished, taking the soaked seeds, and burying the soaked seeds with sand; (3) after the step (2) is finished, taking rooted seeds, sowing the rooted seeds, and culturing the rooted seeds till the rooted seeds sprout, wherein the gibberellin solution is sprayed on the rooted seeds during the culture process. The method has the advantages that the dormancy of the red paeony root seeds is broken down effectively, so as to promote seed sprouting; the red paeony root seeds can sprout fast, the sprouting time is greatly shortened, and the sprouting rate is improved; the operation is simple, the cost is low, and the method can be widely applied to field production. The method is highly remarkable in promoting seedling raising and propagation of red paeony root, thereby having a huge economic benefit when being applied to the red paeony root industry.

Description

technical field [0001] The invention relates to a method for promoting seedling emergence of Radix Paeoniae Rubra and its application in propagation of Radix Radix Radix Radix Paeoniae Rubra. Background technique [0002] Peony is a famous traditional flower in my country. It has a long history of cultivation. Its flowers are large and showy and have ornamental value. Its roots can be used as red peony or white peony. Radix Paeoniae Rubra produced in Duolun County, Inner Mongolia has good quality and high content of paeoniflorin, and is regarded as an authentic medicinal material. With people's digging, Duolun Radix Paeoniae Rubra can no longer meet the market demand, and there is an urgent need for mass reproduction. [0003] In production, peonies are propagated mainly by ramets, and the ramets are once every 3-5 years. The cycle is long and the reproduction coefficient is low, so it is difficult to meet the needs of industrialized production and the market. [0004] The...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01G1/00A01C1/08
CPCA01C1/08
Inventor 谢婷张文浩白文明宋世环李鑫林国辉赵明旭
Owner INST OF BOTANY CHINESE ACAD OF SCI
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