TY JOUR TI TO THE METHOD OF DETERMINING THE LEAF AREA OF PLANTS OF THE FAMILY NYMPHAEACEAE SALISB. KW leaf morphology KW isometric growth KW assimilating surface KW photosynthetic surface KW leaf area modeling KW non-destructive measurements KW regression power models KW water lilies KW Nuphar lutea KW Nymphaea candida JO Transactions of Papanin Institute for Biology of Inland Waters RAS AU Chernova, A.M. PY 2021 IS 0 PB Papanin Institute for Biology of Inland Waters Russian Academy of Sciences