Stable isotope biogeochemistry of seabird guano fertilization: results from growth chamber studies with maize (Zea mays).

PLoS One · 2012 · PMC3316503 · PMID 22479435

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a clear trendno p-value reported

There was a clear trend towards the inhibition of germination and seedling emergence with increasing rate of guano applied ( Figure 1 ).

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