Modern Efficiency and Quality of Herbages on the Ravine-Gorge Systems of the Central Russian Upland

Abstract

The article presents the results of a survey of two ravine-gorge systems with a total area of 800 hectares in the land use of the Tula Research Institute of Agriculture, which were superficially and radically improved 35-40 years ago. Experimental data on the current state of old-growth grass stands are obtained: productivity, botanical and biochemical composition, agrochemical characteristics of soil, degree of radioactive contamination of soil and plants 137 Сs on slopes of different exposure and steepness. КЛЮЧЕВЫЕ СЛОВА Природные кормовые угодья, склоновые земли, поверхностное и коренное улучшение, ботанический и биохимический состав, агрохимическая характеристика почвы, радиоактивное загрязнение. KEY WORDSNatural fodder land, sloping lands, surface and radical improvement, botanical and biochemical composition, agrochemical characteristics of the soil, radioactive contamination.