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Published online by Cambridge University Press: 24 August 2009
(Environmental Conservation, Vol. 20, Nr 1, pp. 65–73, Spring 1993)
Table I, p. 69.
(i) In column 4: for 1.2* substitute 0.82*§.
(ii) In penultimate column: substitute 1.48 for 0.148.
(iii) In last column: for 2.5§ substitute 0.85*§.
(iv) Last line should begin: * = published data from Watt (1981);
§ = calculated from PO4 given.
p. 70
In last paragraph of ‘Derived Data…’ substitute 2.5 for 2.9.