Soil biology and conservation of the biosphere vol. 1.
Proceedings of the 9th International Symposium on Soil Biology and Conservation of the Biosphere. Vol. 2 /
Proceedings of the 9th International Symposium on Soil Biology and Conservation of the Biosphere. Vol. 1. /
Soil conservation.
Soil conservation for developing countries /
Methods in soil biology. /
Soil conservation and management in developing countries : report of an expert consultation held in Rome, 22-26 November 1976.
Poľana biosphere reserve.
Soil conservation in large-scale land use. : Proceedings. International conference, May 12-15, 1999 Bratislava. /
Mineral deposits and the evolution of the biosphere : report of the Dahlem Workshop on Biospher /
Soil conservation in large-scale land use. Abstracts. : International conference, Bratislava, 12.-15.5.1999. /
Biosphere reserves in Slovak republic. /
Remote sensing of biosphere functioning /
Life support and biospherics. : Fundamentals, technologies, applications. /
Biodiversity and conservation /
Environmental conservation /
Conservation in practice /
Soils and soil fertility.
Conservation and management of lakes /
Management of gypsiferous soils. : Soil resources, management and conservation service FAO land and water development division.
Soil biology and conservation of the biosphere vol. 2.