播种 云杉 标准查询与下载
共找到 150 条与 播种 云杉 相关的标准，共 10 页
Technical regulations for sowing and raising seedlings of fish scale spruce
Technical regulations for sowing and raising seedlings of spruce in sandy land
Technical regulations for sowing and raising seedlings of spruce in sandy land
本标准规定了紫果云杉(Picea purpurea Mast)播种育苗过程中的圃地选择、种子采集处理、播种时间、播种方法、田间管理、病虫害防治、苗木出圃等技术要求。本标准适于海拔2200米-3500米紫果云杉播种育苗
Technical regulations for sowing and raising seedlings of Ziguo spruce
Technical Regulations for Sowing and Seedling Raising of Scaly Picea
Technical Regulations for Sowing and Seedling of European Spruce
因地方标准信息公布不透明，地方标准有效性更新或有延迟，望大家理解。本文件规定了川西云杉播种育苗及造林过程中术语和定义，播种育苗、移栽、出圃、造林、育苗及造林技术档案等技术要求。本文件适用于海拔高度3400米以下川西云杉播种育苗和海拔高度3900米以下造林的地区
Technical Regulations for Sowing Seedlings and Afforestation of Spruce in Western Sichuan
本标准规定了青海云杉(Picea crassifolia)播种育苗、移植苗培育、定植苗培育、有害生物防治、出圃、造林、育苗及造林技术档案的技术要求。 本标准适用于青海、甘肃、宁夏、内蒙古等省区开展青海云杉播种育苗及人工造林
Technical regulations for planting seedlings and afforestation of Picea crassifolia
因地方标准信息公布不透明，地方标准有效性更新或有延迟，望大家理解。本标准规定了云杉属（Picea）树种种间、种内按照制种目的亲本选择确定、花粉采集和调制、花粉活力测定、授粉操作、杂交种子的采收和调制、档案管理等技术内容。本标准适用于正常开花结实年龄（树龄>20年）云杉属树种种间、种内采用人工杂交获取
Operation Technical Regulations for Spruce Hybrid Seed Production
Technical regulations for sowing and seedling cultivation of blue fir
Fir and spruce sawn timber
Technical regulations for sowing and seedling raising of Chinese fir
Construction Techniques of High Generation Seed Orchard of Qinghai Spruce
Scope is not provided for this standard
Solid wood parquet -- Classification of fir and spruce strips
Technical Regulations for Sowing and Seedling Raising of Taxus chinensis
