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LY/T 2548-2015 English PDF

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LY/T 2548-2015: Technical regulations for raising seedlings of Rhododendron mode G.Don Gen.
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PDF similar to LY/T 2548-2015


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Basic data

Standard ID LY/T 2548-2015 (LY/T2548-2015)
Description (Translated English) Technical regulations for raising seedlings of Rhododendron mode G.Don Gen.
Sector / Industry Forestry Industry Standard (Recommended)
Classification of Chinese Standard B60
Classification of International Standard 65.02
Word Count Estimation 10,186
Date of Issue 2015-10-19
Date of Implementation 2016-01-01
Regulation (derived from) National Forestry Anministration Announcement ��2015 No.19��
Issuing agency(ies) State Forestry Administration
Summary This standard stipulates the selection of the mother tree, seed collection and storage, sowing and seeding, sowing management, layering propagation, cutting propagation, tissue culture, transplanting, potting, open cultivation, pruning and pest control. This standard applies to the southwestern region of China duck rhododendron appropriate nursery stock breeding, the other distribution area with reference to the implementation.

LY/T 2548-2015: Technical regulations for raising seedlings of Rhododendron mode G.Don Gen.

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Technical regulations for raising seedlings of Rhododendron mode G. Don Gen. ICS 65.020 B60 People's Republic of China forestry industry standards Sheep 踯 躅 nursery technical regulations Technical regulations forraisingseedlingsof Rhododendronmolle G.DonGen. Posted on.2015-10-19 2016-01-01 implementation State Forestry Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard proposed by the Guizhou Provincial Forestry Department. This standard by the National Flower Standardization Technical Committee. This standard is drafted by. Guizhou Academy of Sciences, Guizhou Provincial Institute of Mountain Resources, Guiyang Eastern Sen Plant Co., Ltd., Guiyang College, Hundred In the cuckoo million green seedlings construction limited liability company. The main drafters of this standard. Chen training, Li Wei Jie, Huang Lihua, Juan, Long Xiuqin, Shi Denghong. Sheep 踯 躅 nursery technical regulations

1 Scope

This standard specifies the sheep 踯 (Rhododendron molleG.DonGen.) Selection of trees, seed collection and storage, sowing seedlings, sowing Post-management, batching propagation, cutting propagation, tissue culture, transplanting, potting, open field cultivation, plastic pruning, pest and disease control and so on. This standard applies to China's Southwest sheep breeding area suitable for cultivation of nursery stock, the other distribution areas with reference to the implementation.

2 mother tree selection

Choose the age of more than 10 years, robust growth, fresh and bright colors, fruit full, no pests, plants growing on the sunny slope for the seed Mother tree.

3 seeds collection and storage

3.1 Seed collection October to December, collected as capsules change from turquoise to light yellow or straw color. 3.2 seed treatment and storage Spread the capsule on a kraft paper sieve or dustpan and leave it in a dry, well-ventilated place. Always flip and tap the capsule until the seeds are off Backward, collecting net species into the bag, placed in 3 ℃ ~ 5 ℃ cold storage.

4 sow seedlings

4.1 breeding pond nursery Breeding pond built in the greenhouse, the bottom of the water permeable design, width 1m ~ 1.2m, height 20cm ~ 30cm, the length of the site may be. Inside the pool Fill acid humus soil or the ratio of 70 to 90 parts of humus soil, 5 to 15 parts of perlite, 5 to 15 parts of soil with the soil. sowing Before using 50% of the ammonium sulphate 350 times or carbendazim, chlorothalonil and other disinfection. 4.2 field nursery 4.2.1 garden selection Choose flat terrain, leeward sunny, convenient water, good drainage, loose soil, pH 5 to 7 plots. 4.2.2 site preparation for bed Soil overwintering, the depth of 30cm ~ 40cm, rake bed for the spring. Bed width 1.0m ~ 1.2m, bed height 15cm ~ 20cm, bed spacing 40cm, seedbed length depending on the terrain, before planting with 50% ammonium sulfate 350 times or carbendazim, chlorothalonil and other disinfection. 4.3 sowing March ~ May sowing. Sowing rate of 0.08g/m2 ~ 0.10g/m2, the seeds and disinfection sieve humus (volume ratio of 1.20 ~

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