Table 4 The mean number of seeds deposited in each hill by the carrot seeder and the corresponding coefficient of variation as affected by operating speed.

From: Investigation of the performance of a cylindrical hopper and metering device of a carrot seeder

Operating speed (cm s−1)

Mean seed number

CV, (%)

89

2.80

37.11

70

3.33

43.63

61

3.56

33.40

51

3.78

28.83

48

4.00

21.73

38

3.94

34.34

34

3.67

37.44

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