T/YNGA 002-2023 Active Group standards

T/YNGA 002-2023 Duckgrass + White Clover Mixture Broadcast Grassland Cultivation Technical Regulations

Publish Date: 2023-11-15 Implement Date: 2023-11-16 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/YNGA 002-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: \nLivestock husbandry

ICS Name: \nFeeds

Publish Date: 2023-11-15

Implement Date: 2023-11-16

Scope

Scope: This standard specifies the techniques and methods for establishing duckgrass + white clover mixed artificial grasslands. This standard applies to duckgrass + white clover mixed artificial grasslands in the temperate regions of Yunnan Province at altitudes below 3,200 m, as well as in North Subtropical and similar climate regions. Main technical content: 1. Scope 2. Normative reference documents 3. Terms and definitions 3.1 Artificial grasslands 3.2 Mixed grasslands 3.3 Base fertilizer 3.4 Seed fertilizer refers to the fertilizer applied near or mixed with seeds during sowing or transplanting to supply the nutrients required for the initial growth of crops. 3.5 Top dressing fertilizer refers to the fertilizer applied according to the seedling conditions during the growth of plants, mainly rapid-acting inorganic fertilizers. 3.6 Livestock carrying capacity refers to the number and duration of livestock that can be supported on a certain area of grassland under moderate grazing (which can be combined with haymaking) and sustainable utilization conditions, meeting the needs of grazing livestock for growth, reproduction, and production. 3.7 Zoned rotational grazing refers to the planned division of seasonal grazing grasslands into several rotational grazing zones, with livestock grazing and foraging in each zone in turn and recycling use in accordance with a certain sequence. 4. Establishment methods 4.1 Land preparation: Before land cultivation, remove stones, stumps, and weeds on the ground that hinder mechanical and manual cultivation. For areas prone to waterlogging, dig drainage ditches. 4.2 Base fertilizer application: Apply 20t~30t/hm2 of organic fertilizer or 450kg~600kg/hm2 of phosphate fertilizer (calcium magnesium phosphate or calcium phosphate) + 90kg~120kg/hm2 of potassium fertilizer (potassium sulfate or potassium chloride) + 3kg~4.5kg/hm2 of zinc sulfate + 3kg~4.5kg/hm2 of copper sulfate + 3kg~4.5kg/hm2 of borax as base fertilizer. Chemical fertili