 Is it worth it to use a foliar fertilizer? I'm Darren Hefty. We'll talk about foliar nutrition on today's Ag PhD Radio Update. If you look close enough, you can see the hidden potential within your fields. That's why an agri-liquid nutrition plan starts with the crop and identifies the precise combination of primary nutrients while focusing on the support of secondary and micronutrients. So every nutrient is working in harmony for your crop to reach its full potential.