What is the climate land suitable for planting in Luonan, Shaanxi Province?

Luonan county belongs to the monsoon humid climate in the southern margin of warm temperate zone. Because the mountains are continuous and undulating, they have obvious mountain climate characteristics. Monsoon has obvious influence. Winter climate is cold, rain and snow are scarce, and the year is dry season; In spring, the temperature rises rapidly and the precipitation increases gradually. If accompanied by strong winds, soil evaporation intensifies and it is easy to form a spring drought. When the cold wave invades, freezing injury often occurs. Summer is the season with the highest temperature and the largest precipitation in a year. The rainfall is concentrated, and there are many thunderstorms and heavy rains, sometimes accompanied by hail, and sometimes there are local summer droughts and summer droughts. In autumn, the temperature drops rapidly, and there are many rainy days in the early stage, and waterlogging often occurs. Finally, it's less. It's sunny and crisp in autumn. The general climate features are: distinct seasons, mild climate, abundant rainfall, no intense heat in summer and no severe cold in winter. The biological resources in Luonan are unique and diverse. Rare trees such as Metasequoia glyptostroboides, Cedar and Ginkgo biloba can be seen everywhere, and rare creatures such as giant salamander, forest musk deer and Qingyang live here. The establishment of Lingkou giant salamander nature reserve has filled the gap of no wildlife reserve in the whole region and ended the history of no giant salamander nature reserve in the north subtropical zone. There are a large number of Chinese herbal medicines in Luonan, with high quality. The purchasing quantity of Fructus Forsythiae, Radix Salviae Miltiorrhizae, Radix Platycodi, Cortex Fraxini and Rhizoma Acori Graminei ranks first in China. The forestry land area is 2489 1 1,000 mu, and there are more than 6 kinds of common tree species 1.6, mainly including cypress, pine, shell bucket, birch, poplar, Scrophularia, walnut, persimmon, rose, sumac, bitter wood, maple and bamboo.