This papers is to do some design for the question appeared in the preliminary study of the research group, design for leakage sowing, multi-grain, seed sowing depth issues, the suction chamber built into the wheel disc which achieve the second seeding to ensure the accuracy. The main features of the Precision steering wheel air-suction seeder are as follows:wheel like appearance, Buried into a hole on a rolling basis sowing,the structure ensure the distance uniform between the holes. take the way of the twi...
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