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 (chĕr′nə-zĕm′, chîr′nə-zyôm′)
A very black topsoil, rich in humus, typical of cool to temperate semiarid regions such as the grasslands of Ukraine and southern Russia.

[Russian chernozëm : chërnyĭ, black + Old Russian zemĭ, earth; see dhghem- in Indo-European roots.]

cher′no·zem′ic adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˈtʃɜːnəʊˌzɛm) or


(Geological Science) a black soil, rich in humus and carbonates, in cool or temperate semiarid regions, as the grasslands of Russia
[from Russian, contraction of chernaya zemlya black earth]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈtʃɜr nəˌzɛm, ˈtʃɛər-)

a soil common in cool or temperate semiarid climates, black and rich in humus and carbonates.
[1835–45; < Russian <chërn(yĭ) black + zemlyá earth]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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References in periodicals archive ?
Lafond GP, Biederbeck VO, Wen G, Schoenau J, Hahn D (1999) Seasonal trends in soil biochemical attributes: effects of crop management on a Black Chernozem. Canadian Journal of Soil Science 79, 85-97.
Moscow, Russia, June 29, 2018 --( The II interregional forum-exhibition "Logistics of the Chernozem Region-2018" was held within the framework of the XI Voronezh Industrial Forum, on May 22-23, 2018.
At the procession will be presented 52 chain and wheeled combat vehicles of the Ground and Chernozem troops, as well as 14 helicopters and Air Force aircraft.
Orzessek, "Long-term effects of tillage on stratification and plant availability of phosphate and potassium in a loess chernozem," Soil and Tillage Research, vol.
Effect of crop rotations and cultural practices on soil organic matter, microbial biomass and respiration in a thin black chernozem. Can.
The goal of this work was to characterize quantitatively the thermodynamic state of [Cd.sup.2+] in soil solutions of Haplic Chernozem (non-saline ordinary chernozem) before and after the application of different doses of phosphogypsum and to assess based on soil water extract data and extrapolate the level of [Cd.sup.2+] passivation at using phosphogypsum for soil reclamation.
It was not only the German literature on soil science that had become infiltrated by Russian vocabulary, such as chernozem (black earth), podzol (boreal forest soil), and kashtanozem (chestnut-brown soil).
Seasonal biomass accumulation and nutrient uptake of canola, mustard, and flax on a Black Chernozem soil in Saskatchewan.