Climate vegetation in Jizu Mountain, Yunnan
Climate: Jizu Mountain has a monsoon plateau climate, with obvious characteristics of dry and wet seasons. The climate characteristics of the dry season (November to April) are low water vapor, low humidity, few clouds, and many sunny days. , with sufficient sunlight, the temperature is high during the day and low at night, the temperature difference between days is large, and the climate is dry and warm. The climate characteristics of the wet season (May to October) are abundant water vapor, heavy rainfall, cloudy, short daylight, small temperature difference between day and night, and the climate is warm and humid. In winter, sometimes the cold wave from the north causes the weather to suddenly turn cold and snowfall, creating a unique scenery.
Jizu Mountain has a large vertical height difference and a three-dimensional climate. Starting from Shaji River to Jinding Temple, it can be divided into three vertical climate zones: 1. Hot and dry valley climate zone (elevation 1,780 to 1,900 meters above sea level), which belongs to the south subtropical climate; 2. Warm and humid mountain climate zone (elevation 1,900 meters above sea level) ~2800 meters), with spring-like seasons all year round, distinct dry and warm seasons, and an average annual temperature of 13°C. It belongs to the mid-subtropical and subtropical climates; 3. A warm, cool, and humid subalpine climate zone (2800 to 3248 meters above sea level), with no summer all year round. Winters are cold, clouds and fog linger all year round, and the climate is humid.
The climate characteristics of Jizu Mountain provide very favorable conditions for the evolution and development of flora. The complete natural vegetation and fertile soil create a landscape where plants thrive. According to preliminary statistics, there are more than 80 families and more than 500 species of higher plants, and more than 100 species of special plants and medicinal plants. Among the lower plants, there are high economic value of the fungi, mushrooms, chicken fir, chestnut, bamboo shoots, fungus, etc. The superior natural conditions create a good living environment for numerous animals, with hundreds of species. The original subtropical evergreen broad-leaved forest remains in the mountains, with a coverage rate of 85%.
Vegetation: The vegetation in Jizu Mountain is distributed vertically, with an altitude of 1,800 to 2,300 meters. It is a subtropical mountain evergreen coniferous forest. It is dominated by the twisted Yunnan pine with special ecological characteristics, forming one of the eight scenic spots in Jizu Mountain. "Ten Thousand Valleys and Pine Waves", wherever the mountain wind rises, it roars and roars. At an altitude of more than 2,300 meters, there is a subtropical mountainous evergreen and deciduous broad-leaved mixed forest. There are castanopsis, oak, nan, catalpa, poplar and other species. Most of them rise straight from the ground and soar into the sky. Their green cover is like clouds, vigorous and vigorous. There are subtropical mountains and hilly bamboo forests above 2,400 meters above sea level, mostly around temples. It is the production area of the famous specialty "Fragrant Bamboo Shoots". Above an altitude of 2,700 meters is the Yuanjiang Castanopsis forest, which is a unique vegetation type on the Yunnan Plateau and is also the main component of the evergreen broad-leaved forest in the mountains. There are also small patches of virgin forest in some places, with the maximum age of trees being 600 years and the average age being over 300 years. Then there are the subtropical and subalpine green broad-leaved forests of Cangshan fir. The Jinding Temple is 3248 meters above sea level. The ridge is dominated by short mountain oak shrubs, including red brown rhododendron, Yunnan rhododendron, dewdrop rhododendron, downy-leaf goldenrod, bright yellow tillers, mountain osmanthus, Emei rose, Yunnan podocarpus, etc. .