Browse Standards

农业机械图形符号 第二部分

Graphical symbols for agricultural machinery--Part 2

三江白猪

Sanjiang white pig

中国林木种子区 长白落叶松种子区

Seed zones of Chinese forest trees--Seed zones of Larix olgensis Henry.

中国林木种子区 兴安落叶松种子区

Seed zones of Chinese forest trees--Seed zones of Larix gmelinii Rupr.

中国林木种子区 云南松种子区

Seed zones of Chinese forest trees--Seed zones of Pinus yunnanensis Franch.

中国林木种子区 马尾松种子区

Seed zones of Chinese forest trees--Seed zones of Pinus massoniana Lamb.

中国林木种子区 樟子松种子区

Seed zones of Chinese forest trees--Seed zones of Pinus sylvestris var.mongolica Litvin.

中国林木种子区 华山松种子区

Seed zones of Chinese forest trees--Seed zones of Pinus armandii Franch.

中国林木种子区 红松种子区

Seed zones of Chinese forest trees--Seed zones of Pinus koraiensis Sieb.et zucc.

中国林木种子区 杉木种子区

Seed zones of Chinese forest trees--Seed zones of Cunning hamia lanceolata (Lamb.) Hook.

中国林木种子区 白榆种子区

Seed zones of Chinese forest trees--Seed zones of Ulmus pumila L.

中国林木种子区 云杉种子区

Seed zones of Chinese forest trees--Seed zones of Picea asperata Mast.

中国林木种子区 油松种子区

Seed zones of Chinese forest trees--Seed zones of Pinus tabulaeformis Carr

中国林木种子区 侧柏种子区

Seed zones of Chinese forest trees--Seed zones of Platycladus orientalis (Linn) Franco.

中国林木种子区 华北落叶松种子区

Seed zones of Chinese forest trees--Seed zones of Larix principis-rupprechtii Mayr.

农业机械 料斗人工装载高度

Agricultural machinery--Hoppers-manual loading height

农业机械和设备 散装物料机械装载尺寸

Agricultural machines and equipment--Dimensions for machanical leading with bulk goods

林木种子贮藏

Tree seed storage

硝酸铵

Ammonium nitrate

旋转割草机 型式与基本参数

Rotary mowers—Types and basic parameters