Characteristics of Tonghua.

Best answer: More than two-thirds of Tonghua City is a mountainous area, belonging to Changbai Mountain system. It is the Laoling Mountains between Yalu River and Hunjiang River in the south, Longgang Mountains between Hunjiang River and Huifa River in the middle, and the low hills in the north, which is the transitional zone between mountains and plains. The terrain subsides from south to north, forming a landform with high south and low north. The highest elevation is 1589 meters in Dongtudingzi of Laoling Mountain Range, and the lowest elevation is 108 meters in Yangmulin Village, Liangshui Korean Township, Ji ‘an City.

1. topographic features

More than two thirds of Tonghua City is a mountainous area, belonging to Changbai Mountain system. It is the Laoling Mountains between Yalu River and Hunjiang River in the south, Longgang Mountains between Hunjiang River and Huifa River in the middle, and the low hills in the north, which is the transitional zone between mountains and plains. The terrain subsides from south to north, forming a landform with high south and low north. The highest elevation is 1589 meters in Dongtudingzi of Laoling Mountain Range, and the lowest elevation is 108 meters in Yangmulin Village, Liangshui Korean Township, Ji ‘an City.

2. Climate characteristics

Tonghua belongs to the humid climate zone in the middle temperate zone, with the annual average temperature of 5.5℃, the lowest in January, the annual average of about-14℃, and the extreme minimum temperature of -33℃. The highest average temperature in July is around 22℃, and the extreme maximum temperature is 36℃. The average annual precipitation in Tonghua is 870 mm, which is mainly concentrated in summer. The precipitation from June to August accounts for more than 60% of the total annual precipitation. The annual sunshine hours are 2200 hours.

3. Natural resources

Tonghua belongs to Changbai Mountain flora, with various species, including more than 1,500 higher plants and more than 800 lower plants. According to their uses, they can be divided into timber plants, medicinal plants, edible plants, beverage plants, spice plants and ornamental plants. Among them, the trees are Larix olgensis, Pinus elliottii, Pinus tabulaeformis, Pinus densiflora, Pinus sylvestris var. mongolica, Cunninghamia lanceolata, Pinus odorata, Taxus chinensis, Ulmus pumila, Oak, Willow, Birch, Tilia amurensis, Maple, Poplar, Mulberry, Walnut, Pineapple, Acer mono, Robinia pseudoacacia, Kalopanax septemlobus and Flower. There are more than 500 kinds of medicinal plants, such as ginseng, gastrodia elata, dangshen, astragalus, schisandra chinensis, asarum, acanthopanax senticosus, gentian, Fritillaria ussuriensis, Akebia stem, arisaema cum uncis, ledebouriella root, motherwort, equisetum and black dragon.

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