3 to 4 hours before filling, the filler is mixed with fresh water into a semi-fluid slurry with a ratio of water to material of 6:4. To soften the feed, but in the summer to prevent the feed moldy and degenerate, usually four times a day, fill each time: fill 150 to 160 grams on the first day, fill 175 grams on the second to third days, and fill in the fourth to fifth days. 200 grams, filling 225 grams on the 6th to 7th days, filling 275 grams on the 8th to 9th days, filling 325 grams on the 10th to 11th days, filling 400 grams on the 12th to 13th days, filling 450 grams on the 14th day, if the duck's appetite If it is good, it can be filled in more. It should be flexible according to the situation. Fill the slurry feed into the bucket of the filling machine. Fill the left-handed duck to catch the duck. Hold your palm against the back of the duck and use your thumb and index finger to open the duck's upper and lower jaw. Press the middle finger against the front of the duck tongue. The right hand gently holds the enlarged part of the esophagus and sends the duckbill to the filling hose. The hose is sent to the swallowing part of the duck so that the hose and the duck body are in the same straight line, so that the esophagus will not be damaged. After inserting the tube, use the left foot clutch and the machine will automatically feed the feed into the esophagus. After the material is filled, loosen the switch and withdraw the hose from the duck gizzard. When filling, the duck body should be flat, open mouth faster, tongue pressure should be accurate, intubation is appropriate, food should be slow, and duck must be fast. Although regular filling, but also according to the digestive situation after filling. And pay attention to observation, generally fill in the esophageal swelling of the duck 1 hour before filling the groove appears to be normal digestion. Occurrence earlier than 1 hour before filling indicates that filling is too little.
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