The disease of the soft-shelled turtle.
Soft-shelled turtles are timid, afraid of people, afraid of the cold, like drilling mud, like basking in the sun. Once sick, its behavior is abnormal, it no longer drilling mud and sun back, like to hide in a shady and dry place, move slowly, not afraid of people. According to these characteristics, problems can be found as soon as possible, which is beneficial to the prevention and treatment of soft-shelled turtle disease.
In the pond where there is no habitat of diseased soft-shelled turtle, once the soft-shelled turtle gets sick, it is difficult to detect and often delay treatment. Once it comes to the surface, it is terminally ill and cannot be saved.
Healthy turtles move quickly, as long as they find someone's activity or it thinks it is unsafe, they will quickly dive to hide, the first and only way is to drill mud, so it is difficult to find the whereabouts of turtles. If the soft-shelled turtle is sick, especially when it is seriously ill, it moves slowly, roams by the pool in the early morning or evening, and slowly leaves and goes to the bottom of the water after seeing people. At this time, soft-shelled turtles generally do not drill mud, some hide in the grass by the pool, some by the roots, some into the sand field of the spawning ground, and some hide in the cracks in the walls. The sick turtle is very afraid of basking in the sun and tries to hide in the shade. And some farms turtle ponds made of vertical walls, soft-shelled turtles had to climb on the back of the sun or bait table, into this situation, has been very difficult to treat. After dissection, it is often seen that the liver is black or discolored, some intestines are congested, and some lungs also change color.
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Selection methods of common turtle species
Tortoise: it is required that the carapace of the male tortoise is black, the base of the tail is thick, and the depression in the bottom plate is long and deep; the tortoise of the female is short and thick, and the tail is thick and short, it is best to choose the tortoise over 8 years old, the weight of the female turtle is 350g, and the male tortoise reaches the age of gonadal maturity, the ratio of male and female is 2 ∶ 1 to 3 ∶ 1. Money tortoise: when choosing, hold it over with your hand, its head will stretch out very long, the thickness is uniform, and the eyes will move flexibly. The skin is bright, the temperament is gentle, the distance between the upper and lower nail of the tail is large, and the cloaca is wide. It is required that the turtle is over 6 years old, and the female turtle weighs 1250 grams ~ 150g.
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Identification and control of black velvet beetle
Black velvet gold electronic common name blind bump son, big velvet jacket. It mainly damages soybean seedlings with adults (gold electrons), biting growth points or biting young stems. When serious, seedlings can be eaten up, resulting in lack of seedlings and broken strips, or even destruction of land. This insect occurs one generation a year and overwinters as adults in the soil. From late April to early May, they feed on weeds first, and bite bean seedlings after soybean emergence. This insect lurks in the soil at night and comes out to harm during the day. At 3-5 p.m., the number of insects was the highest, and the number of insects was the highest in warm days without wind. Prevention method: available 2.5
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