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marking of grazing livestock
释义
marking of grazing livestock
Encyclopedia
农学
放牧家畜标识
释
marking of grazing livestock
放牧家畜标识
为方便放牧家畜尤其是种畜的选种与选配、防疫、检疫和监督的管理,或者公共牧场不同生产场放牧群体的区分,在放牧家畜特定部位做的识别标记。要求做到一畜一标,身份唯一。
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lyotropic liquid crystalline polymer
lyotropic liquid crystal polymer
lyotropic liquid crystal polymers
lyotropic series
lyotropic series; Hofmeister series
Lyot stop
Lyr
Lyra
lyre
lyrical and small Fu
Lyrical Ballads
lyric dance
lyricism
lyric poetry
Lyrics of the Red Horse with Black Mane and Tail
Lyrid meteor shower
Lyrids
Lyrikvännens
Lys
Lysander
Lysias
lysimachia
lysimeter
lysin
lysine
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