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引言本文介绍了东川干热河谷区域的造林技术,从树种选择、造林方法、苗木培育、造林技术、幼林抚育及管护等方面进行探讨,以期为干热河谷区域造林工作提供参考。东川位于云南省昆明市东北部,境内金沙江、小江流域海拔1600米以下区域属典型的干热河谷。区域内最冷月平均气温>12℃,极端最低气温多年平均值为0.2℃,极值为-1.8℃;最暖月平均气温24-28℃,≥10℃年平均积温>7500℃,持续天数>
Introduction This paper introduces the afforestation technology in Dongchuan dry-hot valley area, and discusses the methods of tree species selection, afforestation, seedling cultivation, afforestation technology, young forest tending and management and so on, in order to provide a reference for afforestation in dry-hot valley. Dongchuan is located in the northeast of Kunming City, Yunnan Province, the territory of the Jinsha River, the small river basin below 1600 meters above sea level is a typical dry and hot valley. The average temperature of the coldest month in the region is> 12 ℃. The average annual minimum temperature is 0.2 ℃ and the extreme value is -1.8 ℃. The average temperature of the warmest month is 24-28 ℃, and the average temperature of ≥10 ℃ is> 7500 ℃. >