Enhancement of Late Successional Plants on Ex-Arable Land by Soil Inoculations
2011

Enhancing Late Successional Plants on Former Farmland with Soil Inoculations

Sample size: 168 publication 10 minutes Evidence: high

Author Information

Author(s): Carbajo Vanesa, den Braber Bowy, van der Putten Wim H., De Deyn Gerlinde B.

Primary Institution: Netherlands Institute of Ecology, Wageningen, The Netherlands

Hypothesis

Inoculation of soil from late secondary succession grasslands in arable receptor soil enhances performance of late successional plants, especially after top soil removal but pending on the added dose.

Conclusion

Soil inoculation from later successional sites can significantly promote the establishment of target plant species in ex-arable land, particularly when top soil is removed.

Supporting Evidence

  • Donor soil addition increased plant community biomass without altering its evenness.
  • Effects of donor soil additions were stronger in mineral than in organic soil.
  • The variation in plant community composition was best explained by nematode abundances and soil pH.

Takeaway

This study shows that adding soil from older grasslands can help plants grow better in fields that used to be farms, especially if the top layer of soil is taken away.

Methodology

The study involved growing mixtures of late successional plants in arable soil inoculated with donor soil from grasslands of varying restoration ages, tested under controlled greenhouse conditions.

Limitations

The study was conducted in controlled conditions, which may not fully replicate field conditions.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pone.0021943

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