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LY/T 1939-2011 English PDF

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LY/T 1939-2011: Technical regulation of seedling cultivation on Pistacia chinensis Bunge
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Basic data

Standard ID LY/T 1939-2011 (LY/T1939-2011)
Description (Translated English) Technical regulation of seedling cultivation on Pistacia chinensis Bunge
Sector / Industry Forestry Industry Standard (Recommended)
Classification of Chinese Standard B61
Classification of International Standard 65.020.20
Word Count Estimation 10,124
Date of Issue 2011-06-10
Date of Implementation 2011-07-01
Quoted Standard GB 6000; GB/T 6001; GB 7908; LY/T 1000
Regulation (derived from) State Forestry Administration in 2011 Notice No. 9
Issuing agency(ies) State Forestry Administration
Summary This standard specifies the Pistacia (Pistacia chinensis Bunge) seedling seed harvesting and processing, nursery establishment, Daejeon planting seedlings, container planting seedlings, grafted seedlings, pest control, seedling nursery mountains, file management technical requirements. This standard applies to Pistacia seedling cultivation.

LY/T 1939-2011: Technical regulation of seedling cultivation on Pistacia chinensis Bunge

---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 seedling cultivation on Pistacia chinensis Bunge ICS 65.020.20 B61 People's Republic of China Forestry Industry Standard Technical regulations for seedlings of Pistacia chinensis Published on.2011-06-10 2011-07-01 implementation State Forestry Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by the Henan Provincial Forestry Department. This standard is under the jurisdiction of the National Forest Seed Standardization Technical Committee (SAC/TC115). This standard was drafted. Henan Forestry Technology Extension Station, Forestry Research Institute of Chinese Academy of Forestry, and forestry technology promotion in Xinxiang City Station, Linzhou Forestry Institute, Yellow River Institute of Technology. The main drafters of this standard. Kong Weihe, Tian Jinping, Wang Zejun, Yang Hongyi, Zhong Xian, Wu Zhizhuang, Miao Zuoyun, Li Jingjing, Guo Junjie, He Changmin, Li Fujun, Liu Bencai. Technical regulations for seedlings of Pistacia chinensis

1 Scope

This standard stipulates the seed collection and treatment of Pistaciachinensis Bunge seedlings, the establishment of alfalfa, and the cultivation of field cultivation. Seedlings, container seeding, seedlings, grafting, seedlings, pest control, seedling emergence, file management technical requirements. This standard applies to the cultivation of seedlings of Pistacia chinensis.

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 6000 Main afforestation tree seedling quality grading GB/T 6001 nursery technical regulations GB 7908 forest tree seed quality classification LY/T 1000 container seedling technology

3 Seed harvesting and processing

3.1 Seed harvesting Based on the principle of “local provenance priority”, we choose the middle-aged mother tree that grows robust, has no pests and diseases, and has high yield and stable yield. Fruit turns into patina When the color is used, the ear is cut in the order of the outer crown, the inner crown, the lower layer and the upper layer, and the ears are harvested and the eggs are removed. Fruits and impurities. 3.2 Selection Execute GB 7908 and select the primary seed for backup. 3.3 Seed storage 3.3.1 Dry The harvested seeds are dried in the air, placed in a well-ventilated bag, and stored in a cool, ventilated, dry, and ambient temperature condition. Storage time should not be More than 1 year. 3.3.2 Sand Mix the seeds with clean wet river sand in a ratio of 1.3 and store in sand. Pay attention to keeping the sand humidity and preventing mildew and rodent damage. 3.4 Seed germination Spring sowing seeds need to be germinated before planting. Soak the dried seeds in the grass gray water of 40 ° C ~ 50 ° C for 2d ~ 3d, or use Soak the 5%~10% lime water for 2d~3d, or soak it in clear water for 5d~7d, remove the peel, rinse the seeds with water, and press the sand After mixing in a 1.2 ratio, germination occurs in the leeward sun. Sand seeds germination directly in the leeward sun. Dig 30cm~50cm deep when germination

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