O`zbekistonda ekologik muammolar va ularning hal etilishi
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Mualliflik huquqi buzilgan holatdashikoyat qiling!
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Mahsulot tavsifi
Study on environmental issues and their solutions in Uzbekistan, focusing on soil and water pollution, air contamination, and conservation measures
Abdulaziz Qayumov
30640 ta
1177 ta
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