On the possibility to adopt the historical practice of applying technologies for land fertility increase in Eastern Prussia at agricultural enterprises of the Kaliningrad region
This article considers the features of East Prussian land use system, whose crucial component was technologies for land fertility increase. A special package of measures in the framework of melioration and irrigation activities accounted for the high productivity of agriculture in this territory despite the fact that the local climate conditions can hardly be called perfect ...
Experimental assessment of the influence of certain aspects of baltic herring spawning on the model species of cladocerans
... gametes, as well as biologically active compounds entering the waters of the Vistula Lagoon during spawning, may influence the growth and fecundity of natural populations of cladoceran crustaceans.
herring spawning, steroid compounds, growth and fertility of Daphnia, Vistula Lagoon
79-94
10.5922/vestniknat-2026-2-5
Fostering of traditional family values: laws, facts, suggestions
... a favorable environment for implementing the proposed initiatives, which are expected to increase the number of stable family unions, improve parental competence, and strengthen intergenerational ties.
family, values, traditions, politics, fertility
105-122
10.5922/vestnikhum-2026-1-8
