Known and not so, Dreissena polymorpha has been nominated as one of the causes of the "worst" world invasion. The current review summarize information on biology and flexible mechanism for survival defining aggressive spread of zebra mussels. Methods for detection and control are described. The...

The article presents results from the assessment of black locust (Robinia pseudoacacia L.) introduction in Bulgaria on the basis of its ecological- and biological peculiarities. The assessment was carried out with the help of analysis of available information about results published so far in...

Protected area 'River Iskar' BG0000613 covers the downstream region of Iskar river. This area is representative for Danube Valley and has similar parameters to other protected areas in the region. The vegetation in 'River Iskar' area could be grouped in forest, non-forest and aquatic habitats....

Agents for biological control of weeds have been used for more than 100 years. The classical biological control, which is the introduction of adequate natural enemies from the homeland of a weed of foreign origin, often results in successful control of the weed populations. This method is used all...