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Trabalho, emprego e justiça

Spatial dynamics of chestnut blight disease at the plot level using the Ripley’...

We used the Ripley’s K function to describe the spatial dynamics of chestnut blight (Cryphonectria parasitica (Murrill) Barr) in sweet chestnut orchards to look at pattern in the pathogen distribution over time and the effect of the location of infected trees on the pattern of disease spread. We used data on infected and dead trees in 2003, 2004, 2005, and 2009 in 4 orchards located in Curopos parish, Portugal....

Spatial dynamics of chestnut blight disease at the plot level using the Ripley’...

We used the Ripley’s K function, a second order analysis method, to describe the spatial dynamics of tree infection caused by chestnut blight (Cryphonectria parasitica (Murrill) Barr) in sweet chestnut orchards. Our research question was whether the location of infected trees affected the spatial pattern of spread of the disease in orchards. We also wanted to know ...