IN MEMORY OF VASIL GRIGOROVICH KEBKO
Authors: Board Editorial 
Published: December 2019

On June 21, 2019, at the 82nd year, died a leading researcher, candidate of biological sciences, academician of the International Academy of Sciences of Ecological Safety, deserveded inventor of Ukraine Vasil Grigorovigh Kebko.

G. Kebko was born on February 4, 1938 in the village of Homutets, Myrhorod district, Poltava region. In 1961 he graduated from the zootechnical faculty of the Poltava Agricultural Institute.

From 1961 to 1963 he worked a state inspector of the Ruzaevsky Inspection by Provision of Agricultural Products, a senior zootechnician of the pedigree business and chief zootechnician of the supporting and exponential state farm "Victory of Illich" of the Ruzaevsky district of the Kokshetau region of Kazakhstan. In 1963–1968 he was the chief zootechnician of the collective farm named after Kirov city of Sambir, Lviv region.
From 1968 to 1970 – post-graduate student of the cathedra of feeding of agricultural animals of the Ukrainian Agricultural Academy. V. G. Kebko defended his dissertation for the get at scientific degree of candidate of biological sciences in the specialty "Feeding of agricultural animals and feed technology" in 1971, and in 1977 he was awarded the scientific title of senior researcher in the specialty of biochemistry.
Vasil Grigorovich's fruitful scientific researches are marked by versatility and practical importance for the development of animal husbandry in Ukraine. He engage in studied the nutritional value of feeds and the development of nitrogen-mineral-vitamin premixes for growing and fattening cattle according to detailed norms of feeding, carried out the prophylaxis of acidic disturbance of acid-alkaline balance and normalization of metabolic processes in organism of the cattle when fattening on rations with a high content acid gram-equivalents, carried out scientific securement of transaction branch of the meat cattle breeding and production of ecological friendly beef in the areas contaminated with radionuclides, developed new technology production feeds of animal origin.
According to the results of scientific researches, Vasil Grigorovich has published more than 250 scientific works alone and in creative co-authorship. His scientific developments are widely implemented in the production of agroindustrial sector different forms property of Ukraine, in particular SPE "Biokor-Argo" (ecological energy-saving technology for the production of feeds from wastes processing of fish, poultry and hydrolysed feathers raw material), CAE "Svitanok" Obuhiv district (nitrogen-mineral-vitamin premixes in animal feeding), SPE "Shupyky" of Boguslav district (mineral-vitamin preparations for balancing rations of cows and young animals) and others.
For the development of 38 authorial certificates and patents for inventions and useful models Vasil Grigorovich was awarded the honorary title of deserved inventor of Ukraine.
The personality of Vasil Grigorovich, who was able to inspire his foresight and constructiveness of approaches, originality of thinking and ability to realize his ideas, will forever remain in our memory and our hearts.