The influence of mineral fertilizers (nitric, phosphoric and potassium) on Allium porrum were evaluated in the trials. Optimum doses and combinations were installed for development of seed plants, receptions of the most output and quality of seed product.

The group of annual and perennial grasses and dicotyledonous weeds of tomato was presented. Against each of group of the weeds the modern herbicides are recommended. The possible direction of improving of the assortment of herbicides is shown

October 10-13, 2012 in Saint-Petersburg (Russia) the International Conference «Innovative biotechnologies in countries of EuroAsian Economic Community» and Exhibition «Bioindustry 2012» were held. These meetings were devoted to the development and extension of fundamental and applied biotechnologies in countries of EuroAsian Economic Community.

May 22-23, 2012 in the National University of bio resources and nature study of Ukraine, Kiev, there was the International Scientific and Practical Conference «Genetic basis of plant breeding, seed production and biotechnology: science, education, and practice», dedicated to the 100th anniversary of the outstanding scientist , breeder, honored worker of high education, agricultural PhD, Professor Mihail Alekseevich Zelensky.

The International Conference of Young Scientists «Advances in Botany and Ecology» was held in September 19-23, 2012,Uzhgorod, Ukraine. The meeting was devoted to achievements of botany, physiology, mycology, bryology and lichenology, plant physiology and biochemistry, systematic of vascular plants, plant ecology and phytosociology. The organizers of the conference are M.G. Kholodny Institute of Botany of National Academy of Sciences of Ukraine and Uzhgorod National University/

As a result of screening of the world germplasm collection of the N.I. Vavilov Institute of Plant Industry the cucumber genotypes as a initial breeding material for tolerance to Pseudoperonospora cubensis (Berk. et Curt.) Rostow were selected.

The results of complex estimation of structure of variety population Amager 611, the genetic analysis by inbreeding (J1-J9) and RAPD-markers are shown. The role of 17 phenotype groups in the variety population was determined. The suggestions for agriculture and maintaining of cv. Amager 611 are proposed.

August 28-29, 2012, in Grodno region of Belarus the Eurasian Forum of vegetable growers took place. This meeting was held in order to improve the efficiency of agriculture, to increase integration and mutually beneficial cooperation among the countries of the EuroAsian zone.

Analysis of varietal features of appearance of agronomic characters of white head cabbage in condition of induction of ecological variability is shown in the article. The obtained results can be used for breeding of initial material for ecological tolerance and adaptivity.

The short results of investigation in 2012 of the Institutes of Russian Academy of Agricultural Science, Russian Academy of Science, and Institutions of Higher Education in the field of development of new varieties and high-precision and environmentally safe technologies of zonal agriculture of vegetable and cucurbits crops with utilization of new cultivars and hybrids, high-quality seeds, modern types of growing and mechanical equipment are described in the article.