Overwintering Learn more about Overwintering
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Overwintering and seed conservation techniques of cultured tilapia in greenhouse
Tilapia is a tropical fish, its cold resistance is relatively poor, when the water temperature drops to 12 ℃, tilapia will appear frostbite or freeze to death. Oreochromis niloticus has relatively strong cold resistance, but it can not survive the winter in a low temperature environment for a long time, except in our country.
2020-11-08 Culture tilapia greenhouse overwintering conservation technology yes -
Overwintering management of farmed forest frog in closed ditch
Forest frogs have the habit of hibernating under water. From late September to mid-late April of the following year, for six months, the overwintering management of artificial ditches for raising frogs is to artificially select and create suitable overwintering sites and water environment according to the living characteristics of forest frogs in this period.
2020-11-08 Breeding forest frog ditch closure overwintering management underwater -
Measures for the management of bullfrogs during overwintering
Measures for the management of bullfrogs during overwintering
2018-09-07 -
Winter Management techniques in Fish Culture
Winter Management techniques in Fish Culture
2018-09-08 -
Safe overwintering technique of forest frog
Safe overwintering technique of forest frog
2018-09-10 -
Planting techniques of overwintering spinach how to grow overwintering spinach
Planting techniques of overwintering spinach how to grow overwintering spinach
2018-06-27 -
How can tilapia survive the winter safely
How can tilapia survive the winter safely
2018-09-08 -
Causes and preventive methods of death of soft-shelled turtle after overwintering
Causes and preventive methods of death of soft-shelled turtle after overwintering
2018-09-17 -
What is the cause of the death of fish in winter? How to prevent overwintering death?
According to data, the average mortality rate of fish species caused by improper overwintering reaches 15% every year, and the mortality rate in North China is as high as 20%, sometimes more than 30%. Because of the decrease in the number of fish species, which leads to the shortage of fish stock in the second year, directly
2020-11-11 Fish species winter death cause what is it how prevention according to -
Overwintering Management of Freshwater White Pomfret seedlings
Pomfret is a kind of tropical fish. its main suitable temperature for growth is 21-32 ℃, and the optimum temperature is 28-30 ℃. Pomfret begins to eat a small amount when the water temperature is 16 ℃, imbalance at 12 ℃, death at 10 ℃, and low water temperature during overwintering.
2020-11-08 Breeding Freshwater White Pomfret Seedling breeding overwintering Management -
How can Loach survive the winter safely?
How can Loach survive the winter safely?
2018-07-04 -
Overwintering and disease control of shrimp
Overwintering and disease control of shrimp
2018-07-11 -
How do rural fish farmers prevent and cure fish diseases during overwintering?
Overwintering of fish is an important link in the process of freshwater culture. The success or failure of fish overwintering is directly related to the economic benefits of the year. However, for many years, many farmers attributed the death of overwintering fish to hypoxia, so they mostly adopted oxygen-increasing measures in management.
2020-11-11 Rural areas fish farming households such as where overwintering during the period prevention and control fish diseases -
Planting techniques of overwintering spinach
Planting techniques of overwintering spinach
2018-10-26 -
The latest course of overwintering spinach planting techniques and methods
Spinach, which originated in Iran, was introduced into China from Nepal during the period of Emperor Taizong of the Tang Dynasty. Now it is one of the vegetables widely cultivated in China. Spinach can be divided into spring spinach, summer spinach, autumn spinach and overwintering spinach according to its sowing time. Overwintering spinach refers to the period from mid-October to National Day holiday every year.
2020-11-10 Latest overwintering spinach planting techniques methods tutorials original -
Management of overwintering and out-of-river period of cultured forest frog
1. After the overwintering management reaches October every year, the temperature drops below 15 ℃ and the forest frogs come down the mountain one after another. In the meantime, in addition to the commercial frogs being harvested, the rest of the breeding frogs and young frogs went down to the gully stream, ready to choose the overwintering ground for hibernation. Overwintering of forest frog in Fenggou frog farm
2020-11-08 Breeding forest frog overwintering and out of the river period management -
Overwintering skills of artificial breeding toad
The scientific and technological personnel of the Yuanhua Science and Technology Association in Haining, Zhejiang Province have not only succeeded in artificially breeding the Chinese big toad, but also solved the problem of enabling the toad to survive the winter safely for 3-4 months, so that the toad can take off its clothes and pick pastry immediately after overwintering, and the survival rate of overwintering is much higher than that of the overwintering.
2020-11-08 Artificial breeding toad overwintering skill Zhejiang Province Haining Yuan Hua -
How to apply fertilizer to overwintering spinach
How to apply fertilizer to overwintering spinach
2019-10-30 -
How to fertilize the latest overwintering spinach
The temperature in winter is very low, so when planting overwintering spinach, we need to focus on fertilization. Improper fertilization has a great effect on the growth of spinach, which can not meet the growth nutrition needed for spinach growth, resulting in yield and products.
2020-11-10 The latest overwintering spinach how to fertilize winter the temperature is -
Overwintering Seedling technique of planting Onion
1. Technical points 1. The nursery bed must select the land where onions have not been planted, otherwise the death rate of overwintering seedlings will increase, which is disadvantageous to protect seedlings and increase yield; 2. The sowing time in the greenhouse is from August 1 to 5, and the sowing rate is more than 85%. The seed rate is 17 jin / mu. The earth seedling sowing date is August 5-10.
2020-11-08 Species onion overwintering seedling raising technology one key points