Cărți de Sunil Heart

Earthworms -- The Waste Managers: Their Role in Sustainable Waste Management Converting Waste into Resource While Reducing Greenhouse Gases

Autor Rajiv K Sinha et al.

20 feb 2012

Preț: 320^.24 lei 369^.99 lei

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-13%

Earthworm Vermicompost: A Sustainable Alternative to Chemical Fertilizers for Organic Farming

Autor Rajiv K Sinha et al.

16 feb 2011

Preț: 320^.02 lei 333^.36 lei

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-4%