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尼泊尔、不丹王国两国均有山国之称,位于印度恒河流域平原及我国西藏高原之间的国家。纬度从北纬25°到30°。尼泊尔境内有许多7千米以上的高峰,东喜马拉雅山山脉地区年降雨量最高为2000～3000毫米,西尼泊尔一些地区降雨量为1000毫米。平原气温变更范围为15—30℃,丘陵地区为5—25℃,低谷地区为-5至-10℃。在气候、地理、地形等方而尼泊尔、不丹、西藏南部有许多相似处,但从农业耕收、人们对食品偏爱、储藏物害虫种类等方面来言仍有引入注意的差异。
Nepal, Kingdom of Bhutan, both countries have mountain country, located in India’s Ganges basin plain and China’s plateau in the country between. Latitude 25 ° north latitude to 30 °. There are many peaks of more than 7 kilometers in Nepal, with annual rainfall of 2000-3000 mm in the eastern Himalayas and 1000 mm in some parts of Western Nepal. Plain temperature changes in the range of 15-30 ℃, hilly areas of 5-25 ℃, trough areas of -5 to -10 ℃. There are many similarities in Nepal, Bhutan and southern Tibet in terms of climate, geography and topography. However, there are still some notable differences in terms of agricultural practices, food preferences, and the types of stored pests.