Nature protection. Soils. Requirements for sewage sludge use for fertilization

Norma vydána dne 1.10.2001

Nature protection. Soils. Methods for determining the capacity of cation exchange

Norma vydána dne 1.4.1985

Nature protection. Soils. Methods for sampling and preparation of soil for chemical, bacteriological, helmintological analysis

Norma vydána dne 1.1.2019

Nature protection. Soils. Method for determination of potential danger of erosion due to rains

Norma vydána dne 1.7.1987

Nature protection. Lands. Classification of overburden and enclosing rocks for biological recultivation of lands

Norma vydána dne 1.1.1988

Nature protection. Lands. Classification of low yield lands to be backfilled

Norma vydána dne 1.7.1985

Nature protection. Lands. Composition and size of suburban green plantations

Norma vydána dne 1.1.1979

Nature protection. Lands. Rates for shelter belts allotment along railroads and highways on lands of state forest reserves

Norma vydána dne 1.1.1991

Nature protection. Lands. General requirements for forest hydroamelioration

Norma vydána dne 1.1.1982

Nature protection. Land reclamation. General requirements for lands to be backfilled

Norma vydána dne 1.1.1985