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引言从国外引进一定数量的优质种苗和繁殖材料(以下简称苗木),是扩大我国种质资源,促进农业现代化建设的重要手段。自从建立深圳经济特区以来,进口苗木的品种和数量迅速增加,它对特区经济建设起了积极的作用,概括地讲有如下三个方面:(1)使特区的农业结构和农作物布局发生了根本的变化。过去只强调“以粮为纲”,农业结构简单、农作物品种单一。自从实行对外开放政策以后,不少果苗、观尝苗木和花卉从国
Introduction Introduction of a certain amount of high-quality seedlings and propagation materials (hereinafter referred to as seedlings) from abroad is an important means of expanding our germplasm resources and promoting agricultural modernization. Since the establishment of the Shenzhen Special Economic Zone, the variety and quantity of imported seedlings has rapidly risen. It has played a positive role in the economic construction of the SEZ. Generally speaking, there are three aspects as follows: (1) fundamental to the agricultural structure and crop layout in the SAR The change. In the past, it only emphasized that “taking grain as the key link” has a simple agricultural structure and a single crop variety. Since the implementation of the policy of opening to the outside world, many seedlings, seedlings and flowers to see from the country