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Development of beech necrotic disease in the growing phase of maturing stand under air pollution stress
Fagus sylvatica L. necrotic disease defoliation growth phase of maturing stand pollutants Central Slovakia
2015/2/6
The paper compares the state of the necrotic disease of beech stem bark on three research plots in 2004 with 1995. The investigated objects were three research plots of beech in the growing phase of m...
Hymenoptera (Aculeata) of spruce stands in the air-pollution region of Northern Bohemia
Hymenoptera Aculeata Picea abies
2015/1/29
Using Moericke’s yellow dishes we studied the Hymenoptera (Aculeata) fauna (with the exception of Formicoidea) in spruce (Picea abies) stands of the colder region of Northern Bohemia. We collected 103...