Humus and nitrogen state virgin and cultivated chernozems

Humus and nitrogen state virgin and cultivated chernozems

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At the quantitative level on the basic parameters described ross tenderizer in the fertility of the virgin chernozems in zonal-subzonal aspect.The article traces the changes in nitrogen and humus condition at an early stage of development.In terms of reserves of humus and nitrogen chernozems forest steppe and steppe have significant differences: the largest fsu headband reserves of humus and nitrogen are concentrated in the migration-micellar (typical) chernozems, the lowest - in the texture-carbonate (southern).

Scheduled prognosis agroevolution chernozems in the amplification of human impact.