Farm and location context play a huge role in observations above and below ground. Some growers, like Mr. Smucker only see changes with quantitative testing, and others see clear visual differences. One is not better than the other–both play a substantial role in improving ROI. Check out Jack Boyer’s data below…
Boyer saw a 49% increase in yield and large increases in revenue from his EnSoil Algae™-treated strips in Trial 1, which significantly outweighed the cost of adding EnSoil Algae™. Boyer also observed that the soybeans in these strips were much taller and greener than the control strips.
Full study from Practical Farmers of Iowa: https://practicalfarmers.org/research/biostimulant-effects-on-corn/