Kabwe E., Davidyuk Y.N., Morzunov S.P. Genome variations of Puumala virus strains circulating in Nizhnekamsky and Tukaevsky districts of the Republic of Tatarstan

373

Nurgalieva A.K., Skripova V.S., Minigulova L.F., Kiyamova R.G. Obtaining a pancreatic cancer cell line stably expressing doxycycline-dependent endonuclease Cas9

386

Feoktistova N.V., Mardanova A.M., Lutfullin M.T., Bogomolnaya L.M., Sharipova M.R. Microbial preparations in poultry farming

395

Zagurskaya Y.V., Siromlya Т.I. Chemical composition of Leonurus quinquelobatus in Western Siberia

419

Kuzmina T.N. Development of the male generative sphere in Jasminum nudiflorum Lindl. (Oleaceae)

436

Kozhevnikova M.V., Prokhorov V.E., Rogova T.V. Xeromesophytic broad-leaved forest communities of the Republic of Tatarstan in the hierarchy of syntaxa within the Braun-Blanquet system

445

Gerasimov V.K., Sergeeva L.A., Lopatin O.N., Mukhametshin A.V. Zonality of schorls from pegmatite veins of the Turkestan Range (Kyrgyzstan)

459

Zhuravlev A.V., Plotitsyn A.N., Vevel Y.A., Erofeevskiy A.V. Devonian-Carboniferous boundary beds in the Vorkuta transverse uplift (Bolshaya Usa River)

467

Zorina S.O., Khabipyanov L.S., Afanasieva N.I., Sokerina N.V., Perovskiy I.A., Galiullin B.M., Morozov V.P., Eskin A.A. Lithostratigraphy, geochemistry, and depositional environments of the Upper Cretaceous succession from the Mezino-Lapshinovka section (Eastern Russian Platform)

484

Lisetskii F.N., Buryak Zh.A., Marinina O.A. Geomorphological asymmetry of river basins belonging to different orders (based on the Belgorod region)

500

Maltsev K.A., Golosov V.N., Gafurov A.M. Digital elevation models and their use for assessing soil erosion rates on arable lands

514

Shaikhulmardanova L.V., Guryanov V.V., Perevedentsev Yu.P. Changes in the climate conditions of the Volga Federal District during the 19th – 21st centuries

531

Criticism and Bibliography

Shaposhnik V.A. School of Thought: Evolution of the Notion

542