西双版纳野生牧草种质资源调查及评价

对云南省最南部西双版纳傣族自治州开展野生牧草种质资源野外调查和收集,得出西双版纳州草地资源丰富,种类繁多,蕴含着大量的野生牧草种质资源。全州草地主要植物有128科,577属,1052种,其中禾本科(Gramineae)71属,140种;豆科(Leguminosae)47属,136种;莎草科(Cyperaceae)17属,60种。可食牧草有24科,209种,以禾本科、豆科、莎草科牧草为主。并对重要野生牧草种质资源的经济特性和饲用价值进行了评价分析,得出西双版纳地区野生牧草具有多叶、常绿、高产、低消化率等特性。开发利用这些优良野生牧草种质资源需根据具体的用途和牧草本身的特点采取不同的开发方式。

Investigation and Evaluation on Wild Forage Germplasm Resources in Xishuangbanna District

Xishuangbanna Dai autonomous prefecture has huge grassland resources and diverse type,which contain plenty of wild forage resources.There were 1052 species which belong to 128 families and 577 genera.Among them,140 species belong to 71 genera of Gramineae,136 species belong to 47 genera of Leguminosae,60 species belong to 17 genera of Cyperaceae.There were 209 kinds of edible forage belonging to 24 families,which are dominant with Gramineae,Leguminosae and Cyperaceae family.The study also evaluated the economic characteristics and feeding value of main wild forage germplasm.The conclusion was that the wild forage germplasm in Xishuangbanna district had several characters including multi-leaves,evergreen,high-yield,high-fiber and low digestibility.We should choose different methods on protection and development of wild forage germplasm according to the different application and its own features.