据欧盟网站消息，10月18日欧盟发布 （eu） 2017/1896条例，修订（ec）no 255/2005，废止（ec）no 668/2003，批准一种酶制剂作为饲料添加剂。
据了解，这种酶制剂为黑曲霉 （nrrl 25541）产生的1,3（4）-β-葡聚糖内切酶（endo-1,3（4）-beta-glucanase）和1,4-β-木聚糖内切酶（endo-1,4-beta-xylanase）制剂。
该制剂作为饲料添加剂后，适用的动物品种有肉鸡、蛋鸡、肉用猪、肉用稀有家禽、肉用稀有猪种。
部分原文报道如下：
commission implementing regulation （eu） 2017/1896 of 17 october 2017
concerning the authorisation of a preparation o endo-1,3（4）-beta-glucanase （ec 3.2.1.6） and endo-1,4-beta-xylanase （ec 3.2.1.8） produced by aspergillus niger （nrrl 25541） as a feed additive for chickens for fattening, laying hens, pigs for fattening, minor poultry species and minor porcine species for fattening and amending regulation （ec） no 255/2005 and repealing regulation （ec） no 668/2003 （holder of the authorisation andrés pintaluba s.a.）
the european commission,
having regard to the treaty on the functioning of the european unio,
having regard to regulation （ec） no 1831/2003 of the european parliament and of the council of 22 september 2003 on additives for use in animal nutrition （1）， and in particular article 9（2） thereof,regulation （ec） no 1831/2003 provides for the authorisation of additives for use in animal nutrition and for the grounds and procedures for granting such authorisation. article 10 of that regulation provides for the re-evaluation of additives authorised pursuant to council directive 70/524/eec （2）.