TY JOUR TI About the repair of closed tubular drainage of the land reclamation section of an agricultural field in the Pskov region KW closed tubular drainage KW amelioration working body KW fluff KW drainage reclamation KW reconstruction of the reclamation network JO Melioration and Water Management AU Gulyuk, G.G. AU Kuzenek, E.G. AU Ivanov, A.I. AU Yanko, Y.G. AU Petrushin, A.F. PY 2021 IS 2021 PB ANO Editorial Board Melioration and water management