For citations:

Shamkhalov M.V., Adziyeva H.M., Shamkhalov V.M. Studying of development and survival rate periods of the Thrychocephalus eggs in experimental conditions of Daghestan plains. South of Russia: ecology, development. 2007;2(4):75-77. (In Russ.) https://doi.org/10.18470/1992-1098-2007-4-75-77