gauls Influence of the microorganisms allocated from gaul Cuscuta campestris Yunck. and larvae sort Smicronyx Schönh., on vegetative tests-objects Authors: Bondur O. A., Spivak V. A. For the first time results of influence of the microorganisms allocated from gaul Cuscuta campestris Yunck. at defeats weevil and larvae of bugs from sort Smicronyx Schönh. are submitted, by means of vegetative tests- objects. Morphogenetic variability of the organization of structure of the leaf at damage various gaul the inducing organisms Authors: Spivak V. A., Ryabova D. S., Spivak N. A. Investigated features of variability of the structural organization of leaves of wood plants at damage by their gaul the inducing invertebrates.