Standards ČSN - Czech national standards - Page 6983

Prevention of surface and ground water contamination caused by road transport of oil and oil-derived products

WITHDRAWN published on 23.2.1987

Crossing and convergence of equipment for amelioration with railways, roadways and lines

Standard published on 1.3.2000

Investigation for amelioration on agricultural lands. Basic regulations

Standard published on 1.12.1993

Amelioration. Control of sub-surface water management of agricultural lands by draining

Standard published on 1.1.1994

Amelioration - Drainage canals

Standard published on 1.4.2015

Amelioration. Drainage canals

WITHDRAWN published on 1.2.1993

Amelioration - Irrigation pipeline and pipe networks

Standard published on 1.3.2010

Amelioration. Irrigation pipe networks

WITHDRAWN published on 1.3.1993

Conservation of agricultural soils

Standard published on 1.6.1996

Water supply - Requirements for systems and components outside buildings

Standard published on 1.10.2025