Investigation of physico-chemical indicators, flora and fauna in Pasvalys city pond and in the Lėvuo River down of Pasvalis city pond in 2017-2018 and determination of the status of the water bodies
Investigation of physico-chemical indicators, flora and fauna in Pasvalys city pond and in the Lėvuo River down of Pasvalis city pond in 2017-2018 and determination of the status of the water bodies