近年来,在党的改革开放政策指引下,外贸蔬菜制种发展很快。实践证明,这是一项新兴的创汇农业,也是提高农民收益的一条好途径。搞外贸蔬菜杂交制种不同于国内蔬菜常规繁种,在管理上,更异于大田蔬菜生产。这项工作除具有计划性强、技术性强、落实措施时间性强、成本费用高、组织管理严格外, In recent years, under the guidance of the party’s policy of reform and opening up, the development of foreign trade in vegetable seeds has developed rapidly. Practice shows that this is a new type of foreign-exchange agriculture and a good way to increase the income of farmers. Foreign trade in hybrid vegetables is different from the conventional domestic variety of vegetables, in management, more different from the field vegetable production. In addition to this work has a planned, technical and implementation of measures time is strong, high cost and cost, strict organizational management,