TY - BOOK ID - 136479965 TI - Effect of soil acidity on trees and plants as expressed by the (Ca+Mg+K)/Al ratio. AU - Sverdrup, Harald AU - Warfvinge, Per PY - 1993 SN - 11042877 PB - Lund Lund University. Department of chemical engineering II DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:136479965 AB - ER -