Varietal Release, Seed Multiplication, Distribution and Quality Control
摘要
The impact of improved crop varieties on agricultural production is conditioned on efficient and reliable seed production and distribution to farmers. There has to be a well-established and well-coordinated seed multiplication and distribution system to supply farmers with good quality seed for planting. The seed is usually multiplied and distributed to the farmers by a commercial or public institution. In addition to a reliable seed multiplication and distribution system, the variety must be maintained in genetically stable and pure form.