Spring-Interseeded Winter Rye Seeding Rates Influence Weed Control and Organic Soybean Yield

Figure 3

Gross margins for spring-interseeded winter rye at 67 kg ha⁻¹ into wide- (76-cm) and narrow (19-cm) soybean rows for different soybean seed costs from $0.72 to $2.16 kg⁻¹ ($0.33 to $0.98 lb⁻¹) scenarios and returns for soybean ($0.55, $1.10, and $1.65 kg⁻¹) ($15 to $45 bu⁻¹).