Incubator preparation
The size of the hatchery is determined according to the standard of 25000 eggs per cubic meter, and a ventilation window is required; if an infrared light bulb is used as a heat source, 50 W per cubic meter of space is required, and an automatic temperature control regulator is provided; Water seepage; Bottom shop 5cm thick clean sand; Wash the walls and fine sand with 10ppm bleach before putting eggs, then soak the fine sand with 20ppm KMn04, then rinse with water; finally disinfect with 4ppm aerosol disinfectant, Close doors and windows for use.
Selection of hatching method and hatching medium
1. Use an incubator box made of cedar forest or plastic. It requires 55 cm in length, 45 cm in width, 10 cm in depth, and 1.5 cm in height in the corners to facilitate ventilation.
2. If sand is used as medium for hatching, net fine sand with a particle size of 0.5 mm to 0.6 mm should be placed in the shade and keep 8% to 12% of moisture. The hand can be pressed into a mass and let go.
3. If it is sand-free hatching, it is best to use sponge as the medium, the lower layer with a porous sponge tray, the upper with a thin 0.8 cm thick lightweight sponge.
Selecting eggs and packing
1. Select the turtle eggs to be hatched and remove eggs that are not affected by zygote, malformed eggs, or life-threatening eggs.
2. The selected soft-shelled turtle eggs are arranged vertically and horizontally in 1,720 pieces, and all the white-colored animals are required to face upwards. If sand is used as the medium, then 3 cm to 4 cm thick sand is tiled at the bottom of the box, and then the fine sand is covered with a thickness of about 1 cm to 2 cm on the egg; if the sponge is used as a medium, put it on the bottom of the box. Hollow Sponge. Then squeeze the thin sponge, which has been sterilized in water, by hand and lay it gently on the egg;
3. Stack up the boxes that have been filled with eggs. The height is from 10 to 12 floors and each building is about 20 cm apart to facilitate air circulation.
Daily management
1. Temperature control, preferably constant temperature, required
321 °C.
2. Humidity control, if the sand is too dry. Use spray mist to spray wet. Note that the tank should be sprayed with water. The sponge should be placed in water and wrung out before spreading.
3. Turn over the box, change the upper box to the lower layer every 5 days to 6 days, and move the lower layer to the upper layer. At the same time, remove the necrotic odor eggs in time.
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