Huang Qi's winter feeding pool
2019-09-04 06:03:48
Winter maintenance is generally performed in concrete pools and earthen ponds. The raising ponds should be constructed in places with high ground, convenient drainage and irrigation, adequate water sources, good water quality and no pollution, and can be carried out indoors or outdoors. Family small-scale maintenance, should be selected near the house for easy management. The shape of the pool is generally square or rectangular. The area of ​​the pond is 10-15 square meters, and the pool depth is 1-1.2 meters.
1. The land is dug 40 to 50 centimeters from the ground. The excavated soil is built around the embankment. It is 50 to 70 centimeters high and 60 to 80 centimeters wide. It is built into the water outlet and installed to prevent escape.
2. The cement pool was dug from the ground to 30 to 40 cm and the earth pool was built. Then, the walls of the pool and the bottom of the pool are lined with bricks and cement. The inner wall should be smooth. The wall of the pool must be more than 20 cm above the ground. The top of the wall should be made of bricks. The inlet and outlet must be covered with a fine mesh cloth. The drain is usually plugged with a wooden stopper and pulled out when the water is drained. The bottom of the pool is covered with a layer of organic soil, which can be excavated from more fertile paddy fields. Generally, it is better to use taupe soil. It should be moderately soft and hard, and slightly sticky. It can be used to poke hole test in the mud with a wooden stick. Holes do not collapse, then put some stones, tiles, tree roots, etc. in the pool to create artificial caves for burrowing in the yellow crickets, and also easy to capture.
1. The land is dug 40 to 50 centimeters from the ground. The excavated soil is built around the embankment. It is 50 to 70 centimeters high and 60 to 80 centimeters wide. It is built into the water outlet and installed to prevent escape.
2. The cement pool was dug from the ground to 30 to 40 cm and the earth pool was built. Then, the walls of the pool and the bottom of the pool are lined with bricks and cement. The inner wall should be smooth. The wall of the pool must be more than 20 cm above the ground. The top of the wall should be made of bricks. The inlet and outlet must be covered with a fine mesh cloth. The drain is usually plugged with a wooden stopper and pulled out when the water is drained. The bottom of the pool is covered with a layer of organic soil, which can be excavated from more fertile paddy fields. Generally, it is better to use taupe soil. It should be moderately soft and hard, and slightly sticky. It can be used to poke hole test in the mud with a wooden stick. Holes do not collapse, then put some stones, tiles, tree roots, etc. in the pool to create artificial caves for burrowing in the yellow crickets, and also easy to capture.
This obstetric examination bed is suitable for obstetrics and gynecology for parturition;
also suit for after the birth of observation and implementation of gynecological examination, diagnosis and operation;
The exam table is easy to operation, table up and down by electric control, back plate controlled by gas spring;
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