1.
Ekholm P, Valkama P, Jaakkola E, Kiirikki M, Lahti K, Pietola L. Gypsum amendment of soils reduces phosphorus losses in an agricultural catchment. AFSci [Internet]. 2012Sep.28 [cited 2021Apr.23];21(3):279-91. Available from: https://journal.fi/afs/article/view/6831