Pollination as an ecosystem service in agricultural nature management
... по урожайности зерновых и рапса. URL: https://gov39.ru/news/101/74916/http://agro-bursa.ru/ prices/raps/06-10-2014(да¬та обращения: 25.11.2014).
Gaeva D.
ecosystem services, Kaliningrad region, pollination, honey plants, climate change.
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