scholarly journals Basis of cotton irrigation cultures taking into current natural conditions and water resources (on natural conditions of the Republic of Uzbekistan)

Author(s):  
A Sherov ◽  
Bakhodirjon Amanov ◽  
Nodir Gadayev ◽  
Shukhrat Tursunboev ◽  
Aziza Gafarova
Author(s):  
Ramiz Tagirov ◽  
◽  
Maya Zeynalova ◽  

The article examines the problem of fresh water, since in terms of water supply from its own resources per capita and per 1 km2, the republic is 8 times behind Georgia, 2 times behind Armenia. Significant water consumption in Azerbaijan is caused by its arid territory with a predominance of active temperature and a lack of precipitation, which leads to intensive irrigation of crops. At the same time, artificial irrigation is used on 70% of the cultivated land.


2021 ◽  
Vol 0 (3) ◽  
pp. 45-49
Author(s):  
S.SH. ASLAEVA ◽  
◽  
R.F. GATAULLIN ◽  

The main condition for specialization in agriculture is the production of those products for which there is the most favorable natural environment. The purpose of our study is to determine the nature of territorial specialization in grain production based on the level and its dynamics. The object of the research is the agriculture of the Republic of Bashkortostan, which is one of the leading in the Russian Federation. The subject of the research is the factors of formation of territorial specialization of grain production. The work was carried out on the basis of the application of general scientific research methods within the framework of comparative, logical, statistical analysis and graphic interpretation of the results. The territory of the Republic of Bashkortostan is divided according to the complex of natural conditions, respectively, and according to the peculiarities of agriculture, into six zones. We have grouped municipal districts according to the volume of grain production in statics and in dynamics. A map of the municipal districts of the Republic of Bashkortostan for the production of grain by agricultural zones has been built. It was revealed that the dynamics of grain production in the republic has a multidirectional character. In terms of grain production, many regions of the region are promising territories, which, despite the low volume of production, are characterized by positive dynamics, as well as stagnant territories, which are characterized, despite the high volume of production, by negative dynamics. Areas in which grain production is higher than the average for the region are located in agricultural zones belonging to the Southern forest-steppe, the Ural steppe, and the Trans-Ural steppe. But at the same time, in many areas of the Cis-Ural and Trans-Ural steppe, grain production is also increasing, many of them have grain-growing specialization. In the regions located in the southern forest-steppe, grain production is below the average level in the republic, sunflower is most of all cultivated. Agriculture in the republic must be developed in the direction of creating specialized zones, which will allow lower costs to ensure the growth of production. At the same time, the organizational and economic mechanism must change in such a way as to stimulate the specialization and concentration of production.


Author(s):  
Ana Jeleapov ◽  

The paper contains the results of classification of rivers and streams of the Republic of Moldova according to classic Strahler method. Mentioned method was applied to estimate the hierarchical rank of the stream segments situated in 50 pilot basins using modern GIS techniques and drainage network of the GIS for Water Resources of Moldova. It was estimated that the maximal order of segments is 7 specific for the Raut and Ialpug rivers. Overall, length of 1st order streams forms 50%, while that of 7th order streams - < 1%. Additionally, stream number and frequency as well as drainage density were calculated for pilot river basins.


Author(s):  
Madina M. Khashimova ◽  
Shakhzod F. Turakulov

This article reflects the construction of tourist cities using the resources available on the territory of Uzbekistan. The benefits of utilisation for the development of tourism infrastructure from geological cities that are not exploited, included in the available resources, have been analyzed. The high level of efficiency in the use of geological cities is based on the availability of economic infrastructure, which is recognized as the application of this infrastructure in the construction of tourist cities is low in costs. The article shows the specific natural anchors of three ecotouristic objects, the srategic plans for effective use of these anchors. Proposals on the expediency of the establishment of camps, bags, summer recreation zones are included in these facilities. The abundance of excursion facilities and attractions in the objects of ecotourism expressed their views on the possibility of opening remarkable travel destinations. And the steep slopes of the mountain are shown to be a special training area for training highly qualified climbers. Reflecting the peculiarities of the nature of the objects of the ecosystem, the role of these settlements with unique natural conditions in the development of tourism is established. The potential for the construction of such ecotouristic cities in the Republic of Uzbekistan is high, and the growth in the efficiency of the use of such potentials is reported to increase the number of tourists coming from foreign countries to Uzbekistan.


2019 ◽  
Vol 9 (1) ◽  
Author(s):  
SANDRA STANKOVIĆ ◽  
DEJAN VASOVIĆ ◽  
NENAD ŽIVKOVIĆ

The aim of this research is to emphasize the impact of extreme hydrological phenomena on thesustainable management of water-related societal needs. Therefore, it provides a definition of extreme hydrological events, as well as a survey of extreme hydrological events in the Republic of Serbia. It also gives a brief overview of Agenda 2030 with particular respect to Sustainable Development Goal (SDG) No 6 and highlights the impacts of extreme hydrological phenomena on the water resources, both from the perspective of the ecosystem and the society. Root-cause analysis and synthesis of data related to extreme hydrological events that occurred in the Republic of Serbia for characteristic years have been used as primary methods. The conclusion highlights the necessity of ensuring sustainable management of water resources in order to achieve the desired state of human well-being, as well as a healthy ecosystem. Keywords: extreme hydrological events, ecosystem services, sustainability, water resources, management


2020 ◽  
pp. 61-66
Author(s):  
O. V. Nemerovets ◽  
◽  
Yu. A. Medvedeva ◽  

The quantity and quality of water resources determines sustainable development of any country, as well as the standard of living and the health of the population. According to the national water cadastre, in 2009, 2.35 million m3 of water per day was taken from 20 thousand production wells in Belarus. The Republic of Belarus has significant mineral water resources, and there are 224 wells with mineral water on its territory. There are 130 wells in operation, and 94 wells are reserve wells. Drinking water supply in the Republic of Belarus is mostly based on the use of underground sources, with the exception of the cities of Minsk and Gomel, which makes it possible to obtain better and cleaner water than water from surface sources. At the same time, a significant part of wells operate at lower rate due to the phenomena of mechanical, biological and chemical clogging. Chemical clogging is an unavoidable process. Even with high-quality drilling operations, during well operation, due to the appearance of hydrodynamic disturbances in the reservoir, the gas equilibrium in underground water is shifted, which results in precipitation of hard-to-dissolve iron, calcium, manganese, and silicon compounds on the filter and in the filter zone. The analysis of the service life of water intake wells has shown that the main causes of their failure are filter clogging and sanding. The service life of most wells, even if mudding sediments are removed by the known methods, is never longer than 16–20 years. Operation of inefficient wells, their subsequent abandonment and re-drilling require significant financial resources. Currently, outdated wells are being designed and constructed at water intakes in the Republic of Belarus. They are insufficiently maintainable and short-lived, have a significant cost and high operating costs for lifting water. One of the ways to solve the problem is to build wells with annular systems of circulating reagent regeneration and replaceable filters to provide a significant increase in resource, stability of flow rate and reduction in operating costs. This will allow us to modernize water intakes of underground water by switching to wells of new designs and to reach a better level in ground water production.


2019 ◽  
Vol 9 (8) ◽  
pp. 1821
Author(s):  
Menlibay MYRZAHMETOV ◽  
Sholpan M. UMBETOVA ◽  
Klim Sh. ASHIRYAYEV ◽  
Aigul K. KOZHAKHAN ◽  
Asel U. KANARBAY

The article outlines the concept and presents some proposals for the implementation of the integrated water resources management strategy of the Republic of Kazakhstan. The purpose of the article is to analyze the strategy of integrated water resources management in Kazakhstan. In particular, the principles for achieving a qualitatively new state of the water sector, the main components of the state water policy at the current stage, the main mechanisms for its implementation and the stages of implementation are indicated. The novelty of this article lies in the fact that the integrated water resources management at the current stage has been analyzed, and it will be interesting for other countries.


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