The cost-effectiveness of examination institutions activity of the State System on Plant Variety Protection was developed on the macro level. At the present stage there is an urgent necessity to provide with general methods to solve the tasks of the state scientific-technical program of plant variety examination.

The article describes data of experimental researches carried out in V.M. Remesla Miroonovskiy Wheat Institute. The data provides evidence that treatment of hybrids with mutagens in order to get new source material is efficient for winter wheat breeding, and it allows to obtain new competitive lines and varieties of winter wheat.

The morphological and agrobiological characteristics and qualities, the potential of the new registered winter wheat varieties, which are suitable for intensive technologies have been learned.

Вивчено генетичну колекцію клонових підщеп кісточкових форм на предмет укорінення за метамерністю розміщення живців та термінах їх заготівлі, продуктивності маточних дерев,  зимостійкості кореневої системи, слаборослості.

The main requirements to plant variety denomination and procedure of conducting examination of variety denomination according to Article 13 and 28 of the Law of Ukraine "On the protection of plant variety rights" are shown.

It has been supposed to carry out bred-making valuation of wheat under native condition of protein substances and contents of the dough improvers (КВrO3, С6Н8О6) being practiced. It will allow both at present and in the future to carry out comparative valuation by this index between varieties of various breeding progenies.

Variations in bread volume output in accordance with external temperature factor which balancing increases obtained information reliability are considered.

Based on study of 42 collection entries, results of creating winter wheat initial material of high grain quality value and its relationship with agronomic traits are presented.

It’s been shown the ways user impotent nucleotide plant of soybean, agriculture growing in the world last years. Revealed main point of formation nationality plant varieties resource of soybean.

The question of a substantiation of the registration area of an allotment under vegetable cultures is considered(examined) depending on biological features of plants, area of their feed(meal) and in connection with lack of a labour of the agricultural enterprises with the purpose of reception of a high commodity crop both more objective estimation of grades and hybrids for entering in the State register.