beware of hypoxia Learn more about beware of hypoxia
-
Beware of fish flooding in summer and autumn high temperature season
The phenomenon of fish flooding often occurs in fish ponds due to negligence in management, which has caused great losses to fish farmers. In order to prevent pond fish from flooding, the symptoms, causes and control measures are briefly introduced as follows, which can be used as a reference for fish farmers. 1 symptoms of the disease pond fish floating head due to severe hypoxia, scattered throughout the pond, mouth opened and closed, calmly and directly from the surface of the air to absorb oxygen, serious slowly turn up, struggling to maintain balance, so repeated several times after the abdomen died upward. 2 dead fish species
2019-01-16 -
As soon as the Spring Festival begins to raise chicks, early spring chicks should beware of lack of oxygen.
As soon as the Spring Festival begins to raise chicks, early spring chicks should beware of lack of oxygen.
2018-07-11 -
Breeding broilers beware of anoxia measures in winter
1. To strengthen the ventilation in the house, the fresh air in the chicken house will make the chicken grow quickly and develop well. As chickens breathe twice as much gas as mammals, they need more oxygen. Only by strengthening ventilation in the henhouse can we ensure that chickens have enough fresh air. General 2 ~
2020-11-08 Breeding broilers winter beware of hypoxia measures strengthening inside the house -
The fresh-keeping of pear fruit is different from that of others.
In general, early-maturing varieties are not resistant to storage, while mid-late-maturing varieties and white pear varieties (such as Yali pear) are more resistant to storage. The storage temperature of pears is generally-1 ℃ ~ 3 ℃, and the relative humidity is 90% ~ 95%. Yali pear, Xuehua pear, ci pear and Changba pear are very sensitive to carbon dioxide and hypoxia, so they are not suitable for controlled atmosphere storage. Beware of losing water pear fruit contains more water during storage, once the water loss is serious, there will be rotten spots, rotten fruit or empty dried fruit. Therefore, attention should be paid to adding libraries.
2019-01-15 -
Prediction and Rescue of Fish flooding Pond
The temperature is high in summer and autumn, and the microbial activity is active. if the amount of fertilization and feeding in the fish pond is large, it is easy to cause the fish to float due to hypoxia. If it is not rescued in time, the fish will suffocate to death. Therefore, at ordinary times, it is necessary to strengthen the management of fish ponds, do a good job in forecasting, and rescue the phenomenon of floating head of fish in time to prevent fish flooding in the pond. Signs in front of the floodpond in the afternoon of hot weather, if it is found that a large number of bubbles are produced by organic fermentation in the pond, covering 1 / 2 of the water area of the pond, it can be heard far away from the pond.
2019-01-16 -
Lentinus edodes hair fungus and immersion in water
After inoculation, the mycelium began to germinate and colonize 1-6 days after inoculation, when the bag temperature was 1-3 ℃ lower than the room temperature, the room temperature could be controlled at 28 ℃, and the indoor relative humidity was controlled below 70%. After 7-15 days, the hyphae germinated and grew 4ml 5cm. Check whether the germs are normal or not. If miscellaneous bacteria are found, they should be moved out of the culture room in time and kept at 24 ℃ at room temperature. Pay attention to ventilation. The mycelium is connected to each other for 25 days, and the strips are removed to allow oxygen to enter the deep part of the bag. After oxygenation, the bacterial temperature increased within 12 hours.
2019-01-16 -
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 -
Signs before the fall of algae
The sign before the algae fall is that there will be a layer of yellow floating matter-like or oil-film-like dead algae in the pond, the viscosity of the water will increase, the foam will be more, large, and it is not easy to disperse for a long time, and some foams even show a dirty khaki. It usually happens in spring, and it's big in the pool.
2020-11-11 Sign sign -
How to deal with algae in fish pond water? The best treatment method of algae in shrimp ponds what color is the water
Causes and prevention methods of algae falling from fish ponds
2019-04-30 -
Prevention of rabbit heatstroke in high temperature season
Prevention of rabbit heatstroke in high temperature season
2018-06-30 -
Prevention and Control of Edible Fungi Diseases, Beware of Orchid Scale Insects in Summer and Autumn
Beware of Orchid Scale Insects in Summer and Autumn
2019-06-03 -
Beware of fertilizer damage of granular plant materials
Beware of fertilizer damage of granular plant materials
2018-05-04 -
Cow colds affect Milk yield beware of Cow colds in Spring
Cow colds affect Milk yield beware of Cow colds in Spring
2018-07-11 -
Beware of flower rot!
Beware of flower rot!
2018-04-28 -
Beware of greenhouse flower diseases in rainy season
Beware of greenhouse flower diseases in rainy season
2019-07-06 -
Beware of high-temperature and high-humidity diseases of flowers
Beware of high-temperature and high-humidity diseases of flowers
2020-01-05 -
Beware of toads in beekeeping
Beware of toads in beekeeping
2018-06-30 -
Beware of the effects of indoor flowers on health in autumn
Beware of the effects of indoor flowers on health in autumn
2020-08-31 -
"Siqing" is also a disease. Beware of sheep's "Siqing disease" in spring.
"Siqing" is also a disease. Beware of sheep's "Siqing disease" in spring.
2019-01-16 -
Cured meat, salted fish, leftover water, don't feed pigs, beware of salt poisoning after the festival
Cured meat, salted fish, leftover water, don't feed pigs, beware of salt poisoning after the festival
2018-07-11