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Technical regulations of top grafting on Camellia oleifera
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LY/T 2679-2016
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Basic data | Standard ID | LY/T 2679-2016 (LY/T2679-2016) | | Description (Translated English) | Technical regulations of top grafting on Camellia oleifera | | Sector / Industry | Forestry Industry Standard (Recommended) | | Classification of Chinese Standard | B64 | | Classification of International Standard | 65.020.20 | | Word Count Estimation | 10,149 | | 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 2679-2016: Technical regulations of top grafting on Camellia oleifera---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 specification for high crown of Camellia)
ICS 65.020.20
B64
People's Republic of China Forestry Industry Standard
Technical specification for high oil exchange crown
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 Central South University of Forestry and Technology.
This standard is under the jurisdiction of the National Economic Forest Products Standardization Technical Committee.
This standard was drafted. Central South University of Forestry and Technology.
The main drafters of this standard. Yuan Deyi, Tan Xiaofeng, Yuan Jun, Zou Feng, Duan Weihua, Gao Chao, Xiong Huan, Qiu Zhou, Gong Qianying.
Technical specification for high oil exchange crown
1 Scope
This standard stipulates the selection of Camelliaoleifera Abel. high-replacement crown, selection of rootstock and scion, and scion collection
Technical requirements such as storage, grafting time and method, and subsequent management.
This standard is applicable to the transformation of low-yield forests of Camellia oleifera, the construction of saplings and the testing of clones.
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 8321 rational use guidelines for pesticides
Technical Regulations for Cultivation of LY/T 1328 Camellia
LY/T 1935 Camellia oleifera low-yield forest transformation technology
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
High replacement crown topgrafting
On the main stem or main branch of the oil tea plant about 1m, the grafted method is used to change the fine variety, and the variety is updated with excellent quality.
a way.
3.2
Cut off toptrunkcutting
Remove the excess branches from the top of the oil tea mains (the cuts should be flattened without cracks).
4 stand selection
It is advisable to choose fertile forest land, regular plant spacing, moderate density (1200 to 1650 plants per hectare), and low-yield forest with a canopy closure of 0.6 to 0.8.
Points; forest age is preferably 10 to 30 years, no more than 50 years.
5 Rootstock and graft variety selection
5.1 Selection of rootstocks
Choose 3 to 5 branches (or trunks) with appropriate branch angles, straight, smooth, uniform, no pests and diseases, and strong growth.
As a graft base, all other large branches are deleted.
5.2 Grafting variety selection
Select the fine varieties of Camellia oleifera approved or certified by the national or provincial forestry department, with regional characteristics, suitable for the growth of the region.
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