Consistent with other Extension and independent studies, University of Arkansas soil scientist Nathan Slaton found no benefit to foliar fertilizer.

Water-soluble organic fertilizers are an effective ... The organic matter in fish emulsion improves soil structure and promotes microbial activity. 3. Foliar Absorption: Fish emulsion can be ...

Ross advocates soil testing with a reputable lab ... says his corn research shows a dim yield response to foliar fertilizer: “It’s highly improbable to see much crop yield benefit from ...