Growth Parameters of Herbaceous Plants on Phosphogypsum Dumps with Using Soil Coverings Based on Sewage Sludge
Department of Botany and Ecology, Vasyl Stus Donetsk National University. 600-richchya, 21, 21021, Vinnitsa, Ukraine
Data publikacji: 01-04-2021
Autor do korespondencji
Yuriy Prysedskyi   

Department of Botany and Ecology, Vasyl Stus Donetsk National University, Vinnitsa, Ukraine
J. Ecol. Eng. 2021; 22(4):20-26
The phosphogypsum dumps are one of the most toxic solid wastes of phosphoric acid, phosphate and phosphorus fertilizers manufacturing enterprises. In the article the possibility of remodeling of phosphogypsum dumps with using the Poaceae family herbaceous plants seeding was considered. On the basis of determination of growth parameters as well as sulfur and fluorine ions accumulation in the plants, the expediency of the dumps surface covering with a ground-covering mixture consisting of sand and sediment of wastewater in the amount of 10 or 20 % by weight is established. In the dumps Bromus inermis Leyss., Dactylis glomerata L., Elytrigia pseudocaesia (Pacz.) Procud., Festuca arundinacea L. and Festuca altissima L. are the most suitable plants for cultivation.
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