Kozyr M. The vegetation in the Seim river floodplaim (syntaxonomy, dynamics and protection)

The thesis is devoted to study of vegetation in the Seim river floodplain its modern state, syntaxonomy, dynamics, protection and develops strategies for its optimization. Conception about floodplain vegetation was created. Classification scheme based on ecological-floristical princiles and including 6 classes, 12 orders, 19 alliances, 34 associations. Directions of antropogenic changings were established. The state of protection floristic and phytocenoses variety in flood plane territory is nececssary for strengthening. We developed strategic guidelines for optimization of vegetation which consist in explanding the network of natural reserves, formation of the regional econet of region of research.