Agrarian
Bulletin
of the Urals

Russian Journal of Agricultural Research

The publication is registered by the Ministry of the Russian Federation
for Affairs of the Press, Television and Radio Broadcasting and Mass Communication Media.
Registration certificate: PI number 77-12831 on May 31, 2002
Subscription index in catalog «Russian Press» - 16356
ISSN 1997 - 4868 (Print)

The Journal is included in the list of the leading peer-reviewed scientific journals and publications, which should be published by the main results of theses for the degree of doctor and Ph.D.
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Journal is included in the list of VAK (from 25.09.2017), No. 291

ISSN 2307-0005 (Online)
Key title: Agrarnyj vestnik Urala (Online)
Abbreviated key title: Agrar. vestn. Urala (Online)

Аграрный вестник Урала № 04 (70) 2010

Агрономия

Ерёмин Д.И. доктор биологических наук, профессор Государственный аграрный университет Северного Зауралья

Рзаева В. В. кандидат сельскохозяйственных наук, Тюменская ГСХА

УДК:631.445.4 : 631.432.(470.32)

DYNAMICS OF DENSITY OF ADDITION AND THE GENERAL POROZITY CHERNOZEM LEACHED AT LONG AGRICULTURAL USE IN NORTHERN ZAURALYE.

 Long useplowing, boardless and the differentiated plowing of soil leads to formation ofthe recondensed layers on depth of 30-40 and 60-70 sm with lowered by thegeneral porosity. Application of fertilizers over 5,0 t/he increases density of arable horizon byproductivity.


Keywords:

Density of soil, plowing, boardless plowing, differentiated plowing, the general porosity.


References:


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