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Search results: "sug’orish suvining sifati"
16 files found
PPTX
ichimlik suvini sifatini yaxshilashdagi asosiy usullar
DOC
dalalar sharoitida suvnining sifatini yaxshilash, uni nazorat kilish usullari
PPTX
ichimlik suvini zararsizlantirish sifatini tekshirish va baholash
PPTX
irrigatsiya va melioratsiya sifati mavzusining ma'ruzasi: "qishloqxo'jalik ekkinlarini suv qorish usullari va suvqorish texnikasi"