Anu Riikonen

May 9, 2023 | mdpi.com | Jaakko Oivukkamäki |Jon Atherton |Shan Xu |Anu Riikonen

1. IntroductionPopulation growth over the last century has resulted in increased agricultural activity and the use of chemical fertilizers. While fertilization of food crops brings with it larger yields, excess fertilization not only costs the farmer money, but also carries considerable environmental risks caused by eutrophication through the leaching of nutrients into groundwater and waterways [1].