Rhododendron breeding reproducing method

A technique for Rhododendron and Rhododendron, which is applied in the field of plant variety breeding and reproduction, and can solve the problems of no new varieties and the like

Inactive Publication Date: 2008-07-16
KUNMING INST OF BOTANY - CHINESE ACAD OF SCI
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Problems solved by technology

[0002] Splendid Rhododendron (Rhododendron pulchrum Sweet) belongs to Rhododendron pulchrum Sweet, is a famous cultivated spe

Method used

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  • Rhododendron breeding reproducing method

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Embodiment 1

[0010] The breeding process and method of Xilinmen Rhododendron varieties (including genealogy, breeding process and description of used parents or breeding materials):

[0011] Pedigree: Xilinmen Rhododendron is derived from the bud of Rhododendron pulchrum Sweet. A blooming bud of Rhododendron pulchrum is transformed into a branch, which is grafted and reproduced, and blooms after two years.

[0012] The new species of Rhododendron Xilinmen is an evergreen small shrub, 60-80cm high, with thick young branches, red stingy hairs, many branches, buds, tender leaves, petioles and pedicels all covered with white rough hairs. The leaves are leathery, dark green on the leaf surface, narrowly elliptical or ovate-elliptic, apex acuminate, with short pointed head, broadly cuneate base, 3-4cm long and 1.5-2cm wide. Umbells are terminal, with 1-3 flowers; pedicel is 1.2-1.8cm long red, densely covered with white shaggy hairs, green calyx, purple at the bottom 1 / 3, lobes broadly ovate, sepals...

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Abstract

The invention provides a method for acquiring a 'Xilinmen Rhododendron' through the sport deviation of a Rhododendron pulchrum Sweet and a grafting-propagating method for the 'Xilinmen Rhododendron', namely a method for breeding and propagating the Rhododendron pulchrum Sweet of Rhododendron, which carries out grafting and cutting propagation through a sport deviation branch of the Rhododendron pulchrum Sweet; particularly, fetching a flowering sport deviation of the Rhododendron pulchrum Sweet, selecting an annual seedlings of the Rhododendron pulchrum Sweet with strong cutting propagation as the parental stocks; using a cleft graft to graft and carrying out cutting propagation after the grafted plants grow up; spraying a monopotassium phosphate of 0.2 percent after the cutting seedlings root for 10 days; firstly transplanting the seedlings into a plastic bag after growing for 2 months in a seedbed and then transplanting the seedlings in a bag into a basin in the next year; removing redundant buds when transplanting.

Description

Technical field: [0001] The invention belongs to the field of selection and breeding of plant varieties, and specifically relates to a method for selection and breeding of azaleas'Chinese Red Rhododendron'. Background technique: [0002] Rhododendron pulchrum Sweet belongs to the Yingshan group of the genus Rhododendron. It is a well-known cultivated species, mainly distributed in Jiangsu, Zhejiang, Jiangxi, Fujian and other provinces of China. So far, there has been no change from the buds of the Rhododendron varieties in the existing technology. There are reports of new varieties. Summary of the invention: [0003] The purpose of the present invention is to provide a method for obtaining'Rhododendronpulchrum Sweet' buds and its grafting and propagation method. [0004] In order to achieve the purpose of the present invention, the present invention provides the following technical solutions: [0005] The breeding and propagation method of Rhododendron "Xilinmen Rhododendron" is...

Claims

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Application Information

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IPC IPC(8): A01G1/00A01G1/06
Inventor 张长芹张敬丽田伟马永鹏
Owner KUNMING INST OF BOTANY - CHINESE ACAD OF SCI
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