Розглядаються питання зміни хімічного складу люцерно- злакових травосумішок залежно від способу сівби, видового складу й удобрення.

Open seeds - difficult (complex) biological system. The same plants gives seeds with different morphological indication (form, size, dyeing, weight 1000 seeds), anatomical and physiological properties. The physiological properties are correlation, state of quiet, influence on the anatomy construction and chemical composition of seeds lettuce Lactuca sativa L.

It is stated that morphological structure of Lucerne root system has significant influence on productivity raising of its overground and root-like substances.

In the article the results of research of sowing properties - emergence rate and laboratory germinating capacity seeds summer rape are resulted depending on variants of fertilizers and terms of harvesting.

The problem of the creation of investment attractive enterprises in the agricultural sphere is the main burden of the essential increasing of the food- staff production on the basis of providing the agricultural workers with the appropriate material resources and working capital. The main principles of the investment attractiveness are reviewed and the indexes of investment projects’ development of agricultural enterprises are grounded in the article.

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

In the article revealed the scientist basis of vegetables plants nationality varieties resource via government registering of new varieties and their right protection.

This article present the international rules for the protection of new varieties of plants. The requirements to obtain the rights on plant varieties are discussed.

Наведено результати досліджень з впливу фізичних і хімічних мутагенів на зимостійкість і ураження рослин М2 сортів ярої пшениці, занесених до Державного реєстру сортів України, при сівбі їх восени.

The system of accelerated seed reproduction for new variety of winter wheat Krizhinka, and its application into production during years 1997-2000, are adduced in the article. Application of this system allowed in year 2000 to grow about 20 thousands metric centner of original seeds, and to increase the planted area at the time of including of the variety to State Register of Plant Varieties of Ukraine till 50 thousand he.