Thursday, 9 December 2010

Wseas Transactions

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Transactions ID Number: 52-629
Full Name: Gulom Bekmirzaev
Position: Ph.D. Candidate
Age: ON
Sex: Male
Address: Faculty of Sciences and technology (FCT), University of Algarve
Country: PORTUGAL
Tel: 289800940
Tel prefix: 351
Fax: 351 289818419
E-mail address: gulombek@gmail.com
Other E-mails: jbeltrao@ualg.pt, maneves@ualg.pt
Title of the Paper: Climatical changes effects on the potential capacity of salt removing species
Authors as they appear in the Paper: GULOM BEKMIRZAEV, JOSE BELTRAO, MARIA ALCINDA NEVES, CLARA COSTA
Email addresses of all the authors: gulombek@gmail.com, jbeltrao@ualg.pt, maneves@ualg.pt, mcorada@ualg.pt
Number of paper pages: 10
Abstract: Abstract: The effects of the climate changes on the environment and have become the one of the most complicated issue facing world leaders. Moreover, warnings from the scientific community are becoming louder, as an increasing body of science points to rising dangers from the ongoing buildup of human-related greenhouse gases - produced mainly by the burning of fossil fuels and forests. What is climate changes, how do we know they are happening, and what can we expect from them? Certainly, the answer to these questions we must be known and understood. Another problem related to these climate changes and global warming is the increase of soil salinity. Beside this increase, current problems arising the agricultural development are appearing, as natural disasters, drinking water scarcity, less food production, infectious diseases and lower soil productivity. Conventional techniques used to control soil salination process - soil leaching or fertilization enhancing - co!
ntribute highly to soil and aquifers contamination; on the other hand, the use of salt tolerant plant species will be very useful to the plants, but it does not solve the problem of soil or groundwater contamination. Hence, the only way to control the salination process and to maintain the sustainability of landscape and agricultural fields is to combat the salination problems by environmentally safe and clean techniques. One of these techniques is the use of salt removing species. In order to study the climatical changes effects on the potential capacity to remove soil salts, two horticultural leaf species Tetragonia tetragonioides and Portulaca oleracea were planted. The total growth and the leaf mineral composition of these species were studied. According to the results of plant growth and leaf analysis, it was seen that Tetragonia tetragonioides are the best salt removing species; on the other hand Portulaca oleracea was the most tolerant species to soil and water salin!
ity. It was shown that this technique to control salinity is a powerfu
l and environmental clean tool to maintain the sustainability of the landscape and of the agricultural areas. As final remarks, it is concluded that in arid climates and global warming, the clean and environmental safe procedures to control salinity could be associated to the conventional techniques, combining environmental, economical and social aspects, contributing, therefore, to increase the sustainability of the environment and plant growth.
Keywords: Key words: - soil removal; soil salinity; agronomic species; irrigation solution; soil quality; water quality; arid climate; global warming;
EXTENSION of the file: .pdf
Special (Invited) Session: Note: Salt removing crops in arid climates; the article was presented in the WSEAS conference on 3-5 November in Faro; number of the paper was 638-263a
Organizer of the Session: GULOM BEKMIRZAEV, MUKHAMADKHAN KHAMIDOV, JOSE BELTRAO, MARIA ALCINDA NEVES
How Did you learn about congress: WSEAS TRANSACTIONS ON ENVIRONMENT AND DEVELOPMENT
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