What are the environmental requirements for chestnut cultivation?
What are the environmental requirements for chestnuts? Please introduce. To develop chestnut production, you must understand the environmental requirements of chestnuts in order to achieve the expected economic benefits. Blind development will cause great losses. (1) Temperature: Chestnuts have a relatively wide temperature adaptation range, from the Li and Miao Autonomous Prefecture in Hainan Island in the south (18°31′) to Ji'an in Jilin Province in the north (41°20′), chestnuts are distributed, which is to say they can grow at average annual temperatures from 8.5°C to 21.8°C.
What are the environmental requirements for chestnuts? Please introduce.
To develop chestnut production, you must understand the environmental requirements of chestnuts in order to achieve the expected economic benefits. Blind development will cause great losses.
(1) Temperature: Chestnuts have a relatively wide temperature adaptation range, from the Li and Miao Autonomous Prefecture in Hainan Island in the south (18°31′) to Ji'an in Jilin Province in the north (41°20′), chestnuts are distributed, which is to say they can grow at average annual temperatures from 8.5°C to 21.8°C.
(2) Rainfall: Chestnuts are not strict about rainfall requirements either. In southern chestnut-producing areas, the average annual precipitation is 1200-1800 mm, and chestnuts grow well. In northern chestnut-producing areas, the annual precipitation is 400-?800 mm?, and chestnuts also grow well.
(3) Light: The chestnut is a sun-loving tree species, and its growth and development require sufficient light conditions. When establishing an orchard, a relatively open area should be selected. Shady slopes with too steep a gradient and relatively narrow valleys have poor light and are not suitable for developing chestnuts.
(4) Wind: The chestnut is a wind-pollinated flower. A gentle breeze during the flowering period is beneficial for pollination and can increase the fruit-setting rate.
(5) Soil: Chestnuts are not strict about soil texture. Except for poor growth in overly heavy clay soil, they can grow in general soils, but chestnuts are very strict about soil pH. Their adaptable pH range is 4-7, and the most suitable pH is 5-6. They absolutely cannot grow in alkaline soil. In Shaanxi Province, chestnuts are mainly distributed in the Qinba Mountains, the northern slope of the Qinling Mountains, and the piedmont alluvial fans at the northern foot of the Qinling Mountains. In Weibei and even northern Shaanxi, apart from small-area distributions in Hancheng and Baimatan in Huanglong County, there is no chestnut growth in the vast other areas. The main reason is that the soils in these areas are all alkaline.
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