Nielsen, B. F. (1963). Plant production, transpiration ratio and nutrient ratios as influenced by interactions between water and nitrogen: = Planteproduktion, transpirationskoefficienten og naeringsstofkoefficienter i relation til vekselvirkninger mellem vand og kvaelstof. Andelsbogtrykkeriet.
Chicago-Zitierstil (17. Ausg.)Nielsen, Bodil Friis. Plant Production, Transpiration Ratio and Nutrient Ratios as Influenced by Interactions Between Water and Nitrogen: = Planteproduktion, Transpirationskoefficienten Og Naeringsstofkoefficienter I Relation Til Vekselvirkninger Mellem Vand Og Kvaelstof. Odense: Andelsbogtrykkeriet, 1963.
MLA-Zitierstil (9. Ausg.)Nielsen, Bodil Friis. Plant Production, Transpiration Ratio and Nutrient Ratios as Influenced by Interactions Between Water and Nitrogen: = Planteproduktion, Transpirationskoefficienten Og Naeringsstofkoefficienter I Relation Til Vekselvirkninger Mellem Vand Og Kvaelstof. Andelsbogtrykkeriet, 1963.