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Light as an ecological factor : II : the 16th Symposium of the British Ecological Society, 26-28 March 1974
edited by G. C. Evans, R. Bainbridge and ...
Bok Engelsk 1975
The quantitative analysis of plant growth
G. Clifford Evans
Bok Engelsk 1972
Light as an ecological factor
The British ecological society
Bok Engelsk 1966