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

Standard published on 1.10.2001

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

Standard published on 1.4.1985

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

Standard published on 1.1.2019

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

Standard published on 1.7.1987

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

Standard published on 1.1.1988

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

Standard published on 1.7.1985

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

Standard published on 1.1.1979

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

Standard published on 1.1.1991

Nature protection. Lands. General requirements for forest hydroamelioration

Standard published on 1.1.1982

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

Standard published on 1.1.1985