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Relative Mobility of some Organic Nitrogenous Compounds in the Xylem of Apple Shoots

โœ Scribed by HILL-COTTINGHAM, D. G.; LLOYD-JONES, C. P.


Book ID
120438516
Publisher
Nature Publishing Group
Year
1968
Tongue
English
Weight
89 KB
Volume
220
Category
Article
ISSN
0028-0836

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Calcium complexes in the xylem sap of ap
โœ E. G. Bradfield ๐Ÿ“‚ Article ๐Ÿ“… 1976 ๐Ÿ› Springer ๐ŸŒ English โš– 205 KB

Concentrations of total calcium, ionic calcium, citric and malic acids have been measured in xylem sap extracted from apple shoots. Ionic calcium, as measured by an ion selective electrode, was about 50 per cent of the total calcium. The remainder of the soluble calcium was present as complexes with