Optimized Design and Experiment on Novel Combination Vacuum and Spoon Belt Metering Device for Potato Planters

Table 6

Optimization of test results.

Project	Missing seed index (%)	Multiple seed index (%)	Qualified seed index (%)
Test 1	3.59	4.72	91.69
Test 2	3.98	5.28	90.74
Test 3	4.05	4.42	91.53
Test 4	4.15	4.91	90.94
Test 5	3.58	4.86	91.56
Average value	3.91	4.84	91.29
Optimization value	3.97	4.65	91.38
Relative error	1.51	4.09	0.09