Biostimulants offer a proven alternative to fertiliser over three years of on-farm trials
When phosphate prices rocketed three years ago, Cambridgeshire arable farmer Russell McKenzie faced the same dilemma as many growers: how to maintain crop performance while keeping a lid on input costs. Instead of simply absorbing the rising cost of Diammonium Phosphate (DAP), he decided to test whether biological alternatives could take its place. “This led …








