Ambient air. Biomonitoring with Higher Plants. Method of the standardized tobacco exposure has-digital forming of bolts and studs

forming of bolts and studs

This International standard applies to electric coffee makers for household and similar use

use in vehicles and ships

heating and more

Ambient air. Biomonitoring with Higher Plants. Method of the standardized tobacco exposure has-digital forming of bolts and studs1 Scope This European Standard applies to the determination of the impact of ground level ozone on a bioindicator plant species (tobacco Nicotiana tabacum cultivars Bel W3, Bel B and Bel C) in a given environment. The present document specifies the procedure for setting up and use of a system designed to expose these plants to ambient air. It also describes the procedure for leaf injury assessment. Leaf injury caused by ozone appears in the form of