Where is the origin of oranges in Dongjiang Lake?

The origin of Tangerine in Dongjiang Lake is Zixing City, Hunan Province. Dongjiang Lake is located in the upper reaches of Dongjiang River in Z

Where is the origin of oranges in Dongjiang Lake?

The origin of Tangerine in Dongjiang Lake is Zixing City, Hunan Province. Dongjiang Lake is located in the upper reaches of Dongjiang River in Zixing City, Chenzhou City, Hunan Province. Its water storage capacity is equivalent to half of Dongting Lake, and its water quality is good, which can provide sufficient irrigation water for citrus production base. Dongjiang Lake tangerine is oblate, with regular fruit shape, smooth fruit surface, orange peel, orange pulp, seedless and juicy, rich fragrance and moderate sweetness and sourness. On February 20, 65438,15, 10, the former Ministry of Agriculture of People's Republic of China (PRC) and People's Republic of China (PRC) approved "Dongjiang Lake Tangerine" for the registration and protection of national geographical indications of agricultural products.

I. Product Features

1, the fruit is oblate and regular, the weight of a single fruit is about 80- 120g, the fruit surface is smooth, the peel is orange-red, the thickness of the peel is about 2-2.8mm, and the oil cells are small.

2. The pulp is orange-yellow, easy to crack, the juice cells are tender, seedless and juicy, with rich flavor, moderate sweetness and sourness, slag melting, high edible rate and good quality.

Second, the landform causes

1. The Tangerine Production Area in Dongjiang Lake is a typical red-bed hilly landform with an altitude of 300-500m and a slope of 25? Below, the soil is red loam and yellow loam (weathered from limestone and slate).

2. The soil in the producing area is fertile, loose and breathable, with water and fertilizer conservation, PH value of 4.5-6.5, and rich in various mineral elements. The organic matter content per kilogram of soil reaches10.5-60.6g, the total nitrogen content reaches1.05-2.83g, and the available phosphorus content reaches 10.5-225.

Third, the climate of the place of origin.

1, belongs to subtropical monsoon humid climate, with suitable temperature, abundant rainfall and sunshine, and distinct seasons.

2. The average sunshine hours reach 146 1. 1 hour/year, and the effective accumulated temperature? 10℃ is 5856. 1℃, the annual average temperature is 23. 18℃, the extreme high temperature is 37.4℃, the extreme low temperature is -2.7℃, and the frost-free period is 343 days.

3. The average rainfall 1462.6 mm/year, and the average relative humidity is 78%. The large water body effect of Dongjiang Lake makes the unique microclimate in the lake warm in winter and cool in summer.