热带牧草种质圃资源收集、保存及分发利用研究

简述了农业部儋州热带牧草种质圃概况,介绍了热带牧草种质资源收集、保存及分发利用状况。截止到2013年底,共收集国内外热带牧草种质7760份,先后从中选育出22个牧草及饲料作物新品种通过全国牧草品审会审定。圃内无性繁殖材料活体保存草种质1552份,隶属3科68属202种,其中禾本科牧草种质有60属186种,豆科牧草资源有6属42种,莎草科有4属5种,引进种质有378份。每年向国内外相关科研院所、大专院校及企业和个人提供实物草种质材料300余份,提供种质数据信息400余条,指出了今后热带牧草种质圃在热带牧草资源收集、保存、分发利用方面的研究重点和研究方向。

Collection, Conservation, Distribution and Utilization of Forage Resource in Germplasm Repository of Tropical Forage

This paper briefly summarized the general situation of the Agriculture Department of Danzhou Germplasm Repository of Tropical Forage, introduced tropical forage germplasm collection, preservation, distribution and utilization. By the end of 2013, domestic and international tropical forage germplasm collected 7760 copies, Bred 22 forage and feed new varieties through the National Forage Variety Approval Committee. In the garden of vegetative propagation materials preserved grass germplasm in 1552 copies, belonging to 3 families, 68 genera and 202 species, 378 copies of the introduction. The Poaceae forage germplasm had 60 genera and 186 species, 6 genera and 42 speciesof legume forage resources, Cyperaceae resources had 4 genera 5 species. Every year the nursery provided grass germplasm materials of more than 300 copies to to the domestic and foreign related research institutes, universities, enterprises and individuals, provided grass data and information of more than 400. The paper pointed out the focus and direction of the nursery in forage resources collection, preservation, distribution and utilization in the future.