dry river valley

基本解释

The dry-hot river valley is one of the site types with the worst ecological environment in the world.
乾熱乾旱河穀是世界上環境最惡劣的立地類型之一，其植被恢複是林業工作者多年來一直未攻尅的難題。
Was on the ecological distribution, composition and the amount of small fungi in the soil of hot dry river valley of Yuanjiang county, Yunnan.
本文對雲南省元江縣乾熱河穀地區土壤小型真菌區系生態分佈、組成和數量進行了研究。
The accumulation of free proline in some major tree species growing in dry and hot river valley of Jinsha during both dry and rainy seasons has respectively been determined.
金沙江乾熱河穀地區的主要造林樹種中，以馬佔相思、山毛豆、真珠相思、大葉相思、台灣相思、絹毛相思、坡柳在旱季遊離脯氨酸累積較多；