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Suv - hayot manbai

Journal: Science and Education (Vol.2, No. 6)

Publication Date:

Authors : ;

Page : 82-88

Keywords : toza suv; suvni isrof qilmaslik; suv - hayot manbai; suv ifloslanishi; suv obi - hayot; suv-tiriklik manbai.;

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Abstract

Yer yuzidagi suvlarni asrab - avaylab, isrof qilmaslikni o'zimizga odat deb bilishimiz lozim.

Last modified: 2021-07-01 19:23:16