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METHOD FOR PROMOTION OF NATURAL RENEWAL OF PINE-TREE ON CHALK DUMPS AND PITS OF SODA PRODUCTION OF DONETSK REGION
METHOD FOR PROMOTION OF NATURAL RENEWAL OF PINE-TREE ON CHALK DUMPS AND PITS OF SODA PRODUCTION OF DONETSK REGION
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机译：促进顿涅茨克地区粉笔树皮和苏打水生产中松树自然更新的方法
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摘要
A method for promotion of tree planting at chalk dumps and worked-out pits of soda production of Donetsk region with pine tree includes planting pine-tree young plants to holes. Young tree planting is performed in lines round the dumps till rock filling is continued or at its termination, as well as at the sides and the floor of worked out pits in lines, and at the floor of pits in line normal to another line.
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