rate	rep	yield
25	R1	5113
50	R1	5346
75	R1	5272
100	R1	5164
125	R1	4804
150	R1	5254
25	R2	5398
50	R2	5952
75	R2	5713
100	R2	4831
125	R2	4848
150	R2	4542
25	R3	5307
50	R3	4719
75	R3	5483
100	R3	4986
125	R3	4432
150	R3	4919
25	R4	4678
50	R4	4264
75	R4	4749
100	R4	4410
125	R4	4748
150	R4	4098
