The results of first varietal study of 7 new genotypes of Prunus cerasifera Ehrh., bred in Nikitsky Botanical Gardens, with male sterility and one similar introduced variety 'Puntsovy' have been given. The value and defects have been marked. Their practical use in selection work and in nurseries has been suggested.

The results of first varietal study of 7 new genotypes of Prunus cerasifera Ehrh., bred in Nikitsky Botanical Gardens, with male sterility and one similar introduced variety 'Puntsovy' have been given. The value and defects have been marked. Their practical use in selection work and in nurseries has been suggested.

The article provides summary of Peppermint examination on drought resistant with application of biotechnological breeding methods based on utilization of chemical mutagen PEG-6000 and multiplication by cloning in the culture of tissues and organs in vitro.

The article provides summary of Peppermint examination on drought resistant with application of biotechnological breeding methods based on utilization of chemical mutagen PEG-6000 and multiplication by cloning in the culture of tissues and organs in vitro.

The article shows development of the variety testing network of the official system of right protection for plant varieties. The article defines on the art-of-the-day level the main problems and relevant solutions, and points out the importance of examination institutions of the official system of right protection for plant varieties for solving the food provision problem of the state.

The article shows development of the variety testing network of the official system of right protection for plant varieties. The article defines on the art-of-the-day level the main problems and relevant solutions, and points out the importance of examination institutions of the official system of right protection for plant varieties for solving the food provision problem of the state.

Optimal amounts of new organic universal fertilizer “Dominanta” applied for treatment of Head Lettuce of Smuglianka variety have been established by complex of field and laboratory experiments. Techniques and rates and terms of the organic fertilizer application that provide high feasible biological yield and quality of merchantable heads of Cutting Lettuce have been rationalized.

Optimal amounts of new organic universal fertilizer “Dominanta” applied for treatment of Head Lettuce of Smuglianka variety have been established by complex of field and laboratory experiments. Techniques and rates and terms of the organic fertilizer application that provide high feasible biological yield and quality of merchantable heads of Cutting Lettuce have been rationalized.

Directions of use for valuable groat crop, buckwheat, its genesis and history in Ukraine, regions of cultivation, requirements to development of new varieties and economical expediency of their growth are highlighted. Description is also provided for the. Buckwheat verities with Official Description, which are listed in the StateRegister of Varieties Suitable for Dissemi nation in Ukraine in 2010.

Directions of use for valuable groat crop, buckwheat, its genesis and history in Ukraine, regions of cultivation, requirements to development of new varieties and economical expediency of their growth are highlighted. Description is also provided for the. Buckwheat verities with Official Description, which are listed in the StateRegister of Varieties Suitable for Dissemi nation in Ukraine in 2010.

The results of studies on the major agronomic traits of the best com hybrids of different maturity groups on their suitability to grow in south-western part of the forest- steppe. Use in production practice the proper Selection of hybrids of maize provides an opportunity not only to predict the volume of its production, but also significantly save energy at the post-harvest handling of grains of this crop.

The results of studies on the major agronomic traits of the best com hybrids of different maturity groups on their suitability to grow in south-western part of the forest- steppe. Use in production practice the proper Selection of hybrids of maize provides an opportunity not only to predict the volume of its production, but also significantly save energy at the post-harvest handling of grains of this crop.