Ontogenetic features of nonspecific resistance and metabolism in pigs in biogeochemical conditions Alatyr Sasura Chuvashia

Revealed the specificity of natural resistance and metabolism in pigs, which was more prominent during periods of pregnancy, suckling feeding type, sex and physiological maturation in the appointment of natural zeolite trepel depending on biogeochemical specificity Alatyr Sasura Chuvashia.