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Urea as a source of nitrogen for potatoes in the Hastings, Florida, area

✍ Scribed by B. W. Hundertmark; R. V. Allison

Book ID
112917722
Publisher
Springer-Verlag
Year
1939
Tongue
English
Weight
396 KB
Volume
16
Category
Article
ISSN
1099-209X

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Urea as a nitrogen source for the phytop
Urea as a nitrogen source for the phytoplankton in the Oslofjord
✍ S. Kristiansen πŸ“‚ Article πŸ“… 1983 πŸ› Springer-Verlag 🌐 English βš– 723 KB

Ambient concentrations of urea in the inner Oslofjjord, Norway, showed a pronounced yearly cycle in 1980, with values in the range 0.1 to 10.0ktg-atNl-1; this cycle resembled that of ammonia although urea concentrations were usually lower. The uptake of urea by phytoplankton was investigated using l