Bioindication of ozone in Estonia by usi
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A. Koppel; E. Sild
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Article
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1995
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Springer Netherlands
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English
⚖ 257 KB
The presence of tropospheric ozone was monitored by estimating necrotic flecks on the leaves of the ozone-sensitive tobacco variety Bel W3 in Estonia in 1990 and 1991. The indicator and control plants (variety Samsun) were planted in four localities (K~smu, northern Estonia; Tartu, central Estonia,