What is the weather, topography, rivers and agriculture south of the Huaihe River in Qinling Mountains? What about the north?

South of Huaihe River in Qinling Mountains of China is geographically south of China, which is: 1. It is the 0℃ isotherm of China 1 (the dividing line between subtropical zone and temperate zone); 2. It is the 800mm isoprecipitation line (the dividing line between humid area and semi-humid area).

South (south):

The climate is subtropical monsoon climate, with hot and rainy summer and mild and rainy winter. The weather will be mild in spring, hot and rainy in summer, rainy in June and July, rainy front in spring and autumn, typhoon in summer and autumn, cold wave in autumn and winter, and less rain and snow in winter.

The hilly plains in the south, the plains in the middle and lower reaches of the Yangtze River, and the hills in the southeast.

The river is an outflow river, and its hydrological conditions are the rainy season in summer every year, with a large amount of water and little sediment.

Agriculture in South China is paddy field planting. The main food crop is rice, and the cash crops are: sugar crops are sugarcane, oil crops are rape, and fruits are citrus, bananas and litchi.

North:

The climate is temperate monsoon climate, with high temperature and rainy in summer and cold and little rain in winter.

The terrain is mainly plain, plateau and mountain: North China Plain, Northeast Plain and Loess Plateau.

Rivers also flow out of rivers, but there are two flood seasons in more than a year. One is the spring flood, supplemented by seasonal snow. One is the rainy season in summer, and July to September is the flood season.

Agriculture in the north is mainly dry farming. The main grain crop is wheat, and among the cash crops, the oil crops are peanuts and soybeans; The sugar crop is sugar beet; Fruits include apples, pears and dates.

There is a great difference between the north and the south of China, and there are other "southern shed and northern nest", "southern accent and northern diversion", "southern economics and northern politics" and "southern boats and northern horses".