This is the vegetational climate of arctic permafrost regions.

这是北极永冻地区的植物气候。

This paper discusses the principle and basis, the system and unit of vegetational classification in Pingtan county.

本文论述了平潭县植被分类的原则与依据，植被分类的单位和系统。

All the vegetation data may provide certain scientific basis for reasonable exploitation of the regional vegetational resources.

所有的植被资料，为合理开发该区植物资源提供了一定的科学依据。

The habitat, the floristic feature, and the basic vegetational types in Dahong Mountains ef Hubei Prosince are discussed in this paper.

本文初步研究了湖北大洪山植被的环境因素、区系特征及植被的基本类型。

In this paper the authors suggest some ideas and proposals in respect to the economic evaluation and available utilization of the vegetational resources in that region.

本文在本区的植被资源评价和有效利用方面，提出了一些意见和建议。