品牌是指产品或服务的标识及名称 ,即企业的商标。品牌有三大作用 :(1 )区别于其它厂家的产品 :(2 )有利于进行技术监督管理 ;(3)企业的无形资产。知名品牌 ,其无形资产是巨大的 ,甚至能超过企业的有形资产。与其它商品相比 ,种子的品牌特别是知名品牌较少 ,发展也较慢 ,国外著 Brand refers to the product or service logo and name, that is, a company’s trademark. Brand has three major roles: (1) different from other manufacturers of products: (2) is conducive to technical supervision and management; (3) the intangible assets of enterprises. Well-known brands, their intangible assets are huge, even more than the physical assets of enterprises. Compared with other products, seed brand, especially less well-known brands, the development is also slow, foreign