进境澳羊毛下脚料中杂草籽鉴定与羊毛杂草名录

Identification on weed seed in scraps of wool Australia original and weed seed catalogues in wool

抽取2011年进境的71批次2 509 t澳原羊毛洗净前整理产生的下脚料代表性样品9份,按常规杂草籽鉴定方法鉴定杂草至种,或属或科。结果为:检出123种(属或科)次杂草籽,隶属53种(科、属),鉴定至种33种,属17种,科3种,3种检疫性杂草(刺苍耳、日本菟丝子、南方菟丝子)被检出。一般性杂草籽居前8位的是匍匐车轴草、墙大麦、旱雀麦、毛燕麦、牻牛儿苗属、野燕麦、羊茅属、旋花属等;长果大翅蓟等22种或属为截获杂草新记录。检疫性杂草与上海口岸杂草鉴定结果存在异同。认为经口岸转运至内陆地区加工的澳原羊毛存在植物疫情风险,并提出风险管理措施建议。

9 representative sample wool scraps from opening a bag of wool to before washing are taken in 71 batch of 2509 tons of the original wools from Australia in 2011. According to the conventional identification methods of weed seed, species of weeds, or genus or families are identified. 123 species, genus or family are founded, 53 of which is species, genera or families. They are 33 of species, 17 of genus, 3 of family. 3 of quarantine weed seed has been founded. They are Xanthium spinosum L. , Cuscuia japonica Choisy. , Cuscuta australis R. Br.. No - quarantine weed seed mainly are Trifolium subterraneum L. , Hordeum leporinum Link. , Xanthium spinosum L. Bromus tectorum L. ,Avena strigosa Schreb. ,Avena fatua L. ,Erodium sp. ,Festuca spp.. 22 of newly weed seed are founded in China, such as Nopordum tauricum Willd. There are similarities and differences results about weed seed between Shanghai port and those identification in the same lot of wools, plant quarantine risks in subsequent quarantine and supervision of the original wools from Australia from Shanghai tion in Yangtze River are existed. Risk control methods are suggested in this port to inland by vessels transportaarticle.