Showing 1 - 2 results of 2 for search 'Riitta Silvo', query time: 0.02s Refine Results
  1. 1
    Measuring methods for soil microbial activity and biomass

    Measuring methods for soil microbial activity and biomass by Helvi Heinonen-Tanski, Aila Mettälä, Riitta Silvo

    Published 1984-09-01
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    Article
  2. 2
    Effect of annual use of pesticides on soil microorganisms and sugar beet yields

    Effect of annual use of pesticides on soil microorganisms and sugar beet yields by Helvi Heinonen-Tanski, Paavo Simojoki, Kyösti Raininko, Nils Nuormala, Riitta Silvo

    Published 1989-01-01
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    Article

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