FERTILITY OF IRRIGATION SOILS IN THE FERGHANA REGION AND PROBLEMS OF ITS INCREASE
Keywords:
fertility, mechanical composition, groundwater, alluvial fan, salinity, automorphic soil, hydromorphic soil, nutrients.Abstract
The article presents analytical information on the chemical properties, fertility and improvement of irrigated soils in the Fergana region. It is noted that the chemical properties of soils are an important factor in the formation of soil fertility indicators.
References
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Isaqov V.Yu., Mirzayev U.B. Markaziy Farg‘onada shakllangan arziqli tuproqlarning xossalari va ularning inson omili ta’sirida o‘zgarishi. – T.: “Fan”. 2009. – 229 б.
Mirzayev U.B. Isfayram-Shohimardonsoy konus yoyilmalaridagi arziqli tuproq xossalarining antropogen omil ta’sirida o‘zgarishi. B.f.n. ilmiy darajasini olish uchun yozilgan dissertatsiya. – T.: 2009.
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