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AbstractFull Text

The analysis of the development of the pig industry and the pig breeding shows that in the period after 1989 a persistent recession occurred, which led to a sevenfold decrease in the population of pigs. Especially negative was the influence on the autochthonous and local Bulgarian breeds. During...

Author(s)
Vasileva, Z.
Publisher
Academic Publishing House of the Agricultural University, Plovdiv, Bulgaria
Citation
Agrarni Nauki, 2013, 5, 13, pp 21-26
AbstractFull Text

An analysis of the poultry breeding evolution and the status of breeding activities is made for the 1989-2012 period. It is found that after 1989 the number of gallinaceous species birds has decreased nearly 3 times, turkeys - 4, geese - more than 7 times, and the number of ducks has increased 5,5...

Author(s)
Georgieva, E.
Publisher
Academic Publishing House of the Agricultural University, Plovdiv, Bulgaria
Citation
Agrarni Nauki, 2013, 5, 14, pp 71-75
Abstract

To study the natural foci from an ecological viewpoint, the zoonoses are considered. The epizootic process represents continuous interaction between populations of the pathogenic agent, vector, host and surroundings so as to provide an existence of the agent as ecological species. The understanding ...

Author(s)
Monev, W.
Publisher
Medical University Sofia -Central Medical Library, Sofia, Bulgaria
Citation
B'lgarski Meditsinsti Zhurnal / Bulgarian Medical Journal, 2010, 4, 3, pp 7-11
Abstract

A review of the applied biotechnologies in the field of animal and human reproduction is given. We have analysed the trends of preservation and transplantation of gametes, embryos and stem cells. We have described the possibilities of developing the effectiveness of the programmes for animal...

Author(s)
Zlatarev, S.
Publisher
National Centre for Agrarian Sciences in Bulgaria, Sofia, Bulgaria
Citation
Zhivotnov'dni Nauki, 2008, 45, 4, pp 215-220
Abstract

The evolution of Apis mellifera is discussed and in particular that of the 3 subspecies of the Balkan peninsula: A. m. carnica, A. m. cecropia and A. m. rodopica.

Author(s)
Petrov, P.
Citation
Zhivotnov"dni Nauki, 1997, 34, 1/2, pp 88-93
Abstract

Measurements of a neolithic domesticated horse from the Varna region are compared with those of the Polish type of Equus przewalski.

Author(s)
Petrov, A.
Citation
Zhivnotnov"dni Nauki, 1972, 9, 3, pp 109-118
Abstract

Histological and electron microscopic study of the liver of mice infected with F. hepática showed intracellular changes in the hepatocytes by the end of the first week-becoming deeper with the evolution of the process. Emphasis is laid on the primary involvement of the endoplasmic reticulum, which...

Author(s)
Polyakova-Krusteva, O.; Krustev, L.; Ellis, D.; Bird, R.
Publisher
Sofia,
Citation
Izv. tsentral. helmint. Lab., 1969, 13, pp 153-168
Abstract

ADAOGLU, A. [Artificial insemination of sheep in Turkey]: 545-547. AIKANLI, A. R. [Sheep and goat breeding in Turkey. Problems and their solution]: 191-196. BALEVSKA, R. [Conditions and general trends in the development of sheep breeding in Bulgaria]: 7-16. BALEVSKA, R. [Correlations between main...

Author(s)
Bratanov, K.; Balevska, R.; Tanev, I.
Publisher
Izdatel'stvo na B"lgarskata Akademiya na Naukite, Sofia, Bulgaria
Citation
Simpozium po ovtsev"dstvo na balkanskite strani, 29.V.-1. VI. 1967, Ruse., 1970, pp 563 pp.

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