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- biopreparation 1
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- biosphere 1
- biospheric reserve 1
- biotechnical buildings 1
- biotechnical measures 1
- biotechnics 1
- biotechnological purification 1
- biotechnology 1
- biotic energy 1
- biotope 4
- biotope distribution 2
- biotope placement 1
- biotopes 2
- biotopes of development 2
- biotopes Zaporizhia region 1
- biotopic distribution 4
- biotropic distribution 1
- bipolar transistor 1
- bird fauna 1