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The article is devoted to addressing is-sues related to improving the monitoring of sources of household drinking and cultural-domestic water use of the population. With this purpose, experiments were carried out on models of reservoirs. The results of exper-imental studies has allowed to substantiate the permissible content of enterococcus (Str. Faecalis) in the amount of 100 microbial cells ...

SUBJECT: microbiological indicators; water reservoir models; water quality standards

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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The article is devoted the issue of cre-ating the geoinformation systems for hydroecological monitoring as a support tool for information systems in the Aral sea basin and the optimization models in the development of environmentally acceptable modes of operation of hydraulic structures. In this scientific work presents the experience of works on creation of geoinformation systems using remote ...

SUBJECT: hydroecological monitoring; irrigation structures

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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The main objective of researches is the definition of the ecological status of water bodies of the Salgir River using bioassay technique. The main goal is to define the feasibility of using these waters for irrigation. For this purpose the base alignments were chosen on the river, exposed on different intensity of anthropogenic loads, and also the treated wastewater from sewerage facilities of ...

SUBJECT: biological testing; the salgir river

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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In a hot climate in the Khatlon region of the Republic of Tajikistan examined the nature of the formation of production figures collecti-ble varieties of potatoes. It is established that the varieties of potatoes Nilufar Tajikistan, Faizabad (st.) Rasht and give 100% germination within 25 days from planting, while other varieties sprout during 27-29 days from planting. In these conditions the ...

SUBJECT: plant; total biomass

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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The results of the study clarified the factors responsible for the development of irrigation erosion, where the dependence on the definition of the cross-section of the irrigation groove is determined depending on the water flow and the slopes of the terrain for the conditions of the mountain and foothill zone of Azerbaijan in the example of the Upper Shirvani zone. The equation is derived fro ...

SUBJECT: irrigation-eroded soils; irrigation furrow; relief

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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One of the main tasks in mechanized surface irrigation is to ensure the uniformity of distribution of irrigation norms along the length of the furrow, reducing the limit of discharges and reducing water losses to deep spillage. The magnitude of the technical elements of furrow irrigation is prescribed on the basis of permeability of soils, slope of the field surface, the value of irrigation no ...

SUBJECT: uniformity of moisture; balance equation; a.n. kostyakov's equation

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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The article is dedicated to the solution of problems, connected with making inventory, classification and rendering harmless of industrial wastes and definition of basic directions of their toxic influence prevention to the environment and health of population. In the solution of questions of collection system optimization, storage and rendering harmless of toxic industrial wastes, forming in ...

SUBJECT: inventory

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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Found that gully erosion covers the entire area of the study land. On 68.3% of the area the dissection is 2.0...7.0 km/km<sup>2</sup> and density of gullies in some places reaches up to 15.5 pieces/km<sup>2</sup>. The average annual growth of ravines in length is 0,34...7.48 m, a maximum width is 0.20...2.48 m, depth – 0,10...Of 1.16 m. The intensity of development of gullies is influenced by ...

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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The purpose of the research is developing technology and technical tools for soil cultivation, which contributes water conservation and prevention of water erosion on sloping lands. The technology of soil cultivation on sloping lands exposed to water erosion, basic schemes and designs of a two-tier ripper and a plow for row-stepping plowing have been developed. The results of experimental and ...

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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Results of researches of water saving up technologies for irrigation of agricultural crops and effective utilization of water resources in the Tajikistan are described. The comparative estimation of usage methods of water savings is spent and proved that the cheapest method of additional safeguarding of volume of water (up 1000 м<sup>3</sup>) appeared during introduction of water saving up tec ...

POSTED TO: Ekologiya i stroitelstvo [2413-8452]

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