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LY/T 2699-2016: (Technical Regulation of Nursery of)
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| LY/T 2699-2016 | English | 149 |
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(Technical Regulation of Nursery of)
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LY/T 2699-2016
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Basic data | Standard ID | LY/T 2699-2016 (LY/T2699-2016) | | Description (Translated English) | (Technical Regulation of Nursery of) | | Sector / Industry | Forestry Industry Standard (Recommended) | | Classification of Chinese Standard | B61 | | Word Count Estimation | 5,527 | | Date of Issue | 2016-07-27 | | Date of Implementation | 2016-12-01 | | Regulation (derived from) | State Forestry Administration Announcement No.17 of 2016; Industry Standard Announcement No.16 of 2016 (No.204) | | Issuing agency(ies) | State Forestry Administration | LY/T 2699-2016: (Technical Regulation of Nursery of)---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 Regulation of Nursery of)
ICS 65.020
B61
People's Republic of China Forestry Industry Standard
Technical regulations for seedlings of big leaf holly
Released on.2016-07-27
Implementation of.2016-12-01
State Forestry Administration released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the Guizhou Provincial Forestry Department.
This standard is under the jurisdiction of the National Forest Seed Standardization Technical Committee (SAC/TC115).
This standard is mainly drafted by. Guizhou Normal University, Guiyang Dongsen Plant Co., Ltd.
The main drafters of this standard. Xu Xiaorong, Zhang Donglin, Tang Ming, Zhang Yubin, Zhang Ximin, Tang Yu.
Technical regulations for seedlings of big leaf holly
1 Scope
This standard specifies the seeding and seedling cultivation, cutting seedlings, and file management of Ilexlatifolia Thunb.
This standard applies to the fast-growing and high-yield of large leaf holly, standardized cultivation.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 6001 nursery technical regulations
GB/T 10016 forest seed storage
LY J128 forestry nursery engineering design specification
LY/T 2289 forest seed production and management file
3 sowing seedlings
3.1 Seed collection and processing
3.1.1 Seed collection
Choose a strong-growing mother tree that should be picked when the autumn fruit is red.
3.1.2 Seed treatment
The fruit piled up in the indoor ventilated place for 3d~5d, the fruit turned brown, softened and rotted, and the seed was separated from the pulp and peeled, then used to clear
Rinse with water to get pure seeds. The seeds are spread in a cool, ventilated place away from the light, and the surface is dried until the surface water content is about 10%.
3.2 Seed germination
3.2.1 Seed storage
Seed storage is carried out in accordance with GB/T 10016. The dried seeds and the wet sand were treated in a room ratio of 1.3. Keep the sand wet
Run, flip every 20d. Seeds are stored in wet sand for 1 to 1.5 years.
3.2.2 Sprout breeding
Remove the seeds and germination in the sand bed. A sand bed is built with masonry, and a drainage ditch is to be set around the sand bed. The thickness of the sand layer is 20cm.
The sand bed is 80 cm wide and the length is determined according to the amount used. After the sand bed was built, the sand bed was sprayed and disinfected with 0.5% potassium permanganate. sowing
Before pouring the sand bed once, the spacing of the seeding is preferably about 2cm~3cm. Covered with fine sand after sowing, according to the drying of the sand on the bed surface
The situation is timely spraying water on the sand bed, and the bed is covered with grass to keep the sand bed moist. When a small amount of seed is germinated, the straw can be removed.
3.2.3 Selection
Refer to GB/T 6001 for implementation.
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