Query : ISSN:(1990-4665)

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Journal Article

Journal article

From:
Kuban State Agrarian University

The article presents the results of laboratory modeling of gleyisation and its effect on the biological properties of soils with stagnant regime in ordinary black soils. Gleyisation is a complex biochemical process that occurs under oxygen reduction conditions. Anaerobic microorganisms, the presence of organic substances, and the constant or prolonged waterlogging of individual horizons or the ...

SUBJECT: microflora; model experiment; biological properties of soils; waterlogging; gleyisation

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

The article presents the results of the studies to determine the changes of fertility parameters in typical black soils of the Belgorod region after three rotations in field crop while applying various technologies of cultivation of agricultural crops

SUBJECT: humus; phosphorus; black soil; nitrogen; potassium

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

The article presents three-year data on the influence of different fertilization systems and predecessors (corn for silage and peas) of winter wheat in the rotation on the dynamics of content in the 0-20 cm layer of black leached soil of mineral nitrogen, of available phosphorus, of potassium, and yield of winter wheat. The materials presented in this article indicate that, regardless of its p ...

SUBJECT: fertilizer system; exchangeable potassium; yield; mineral nitrogen; winter wheat

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

The article presents results of the studies that obtained because of the long-term experience of the Department of Agricultural Chemistry of Kuban State Agrarian University. We have found the optimal dose of micronutrients at different levels of mineral nutrition, to achieve maximum yield of green mass of alfalfa quality. We have calculated the dynamics of the accumulation of nutrients in plan ...

SUBJECT: phosphorus; nitrogen; potassium; leached black soil; alfalfa

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

The basic amount of oilseeds in the Russian Federation, including the Stavropol region is produced by sunflowers. Using the best ways and methods of soil cultivation and improving the technology of sunflower cultivation in relation to specific growing conditions - the main way to increase the yield and gross yield of seeds of this valuable crop

SUBJECT: tillage; yield; sunflower; productivity; leached black soil

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

The data of the field experiment on the influence of the polycomponental fertilizer containing chelated complexes of copper, zinc, cobalt, pine forest, manganese, lithium on productivity and quality of winter wheat are provided in the article. The researches were carried out on the black leached light-humic light-loamy super-power soil of Northwest Ciscaucasia. It is established, that applicat ...

SUBJECT: chelated complexes; mineral food; chernozem (black leached soil); fertilizers; microcells

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

This article presents an assessment of the stability of the black soil of the Crimea to contamination with heavy metals (Pb, Cu, Cr, Ni) and oil using biological indicators

SUBJECT: heavy metals; oil; pollution; south east european black soil; biological properties

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

In this article the influence of agrotechnologies of cultivation of field cultures on soil indicators and distribu-tion of heavy metals on the horizons of the black leached soil is considered. Regularities of distribution of gross and mobile forms of manganese, zinc, lead, cobalt, copper and cadmium on the genetic horizons of the black leached soil of the Azov-Kuban lowland are revealed

SUBJECT: humus; heavy metals; actual and exchange acidity; black leached soil; genetic horizon

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

The results of three years experiments of using local mineral raw materials such as bentonite clay as ferti-lizer are given in this article. Autumn bentonite appli-cation in the dosage of 10 ton/hecht has given 21,7% crop addition. Usage of N30Ph30 and N60Ph60 on this background has assured addition up to 32,6-34,1%

SUBJECT: bentonite clay; south black soil; sunflower; mineral fertilizers

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

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Journal Article

Journal article

From:
Kuban State Agrarian University

The article describes the results of studies on elemental composition of corn grain under various fertilizer treatments. The balanced application of fertilizers is an important factor in optimizing corn nutrition on ordinary black soils and obtaining ecologically safe and clean crop production

SUBJECT: corn; chemical composition of plants; ordinary black soil; chemical fertilizers

POSTED TO: Polythematic Online Scientific Journal of Kuban State Agrarian University [1990-4665]

FULL TEXT AVAILABLE