convert_doy_to_logical

Convert day of year (doy) to logical

internal

Methods to calculate and present 'PHENTHAUproc', an early warning and decision support system for hazard assessment and control of oak processionary moth (OPM) using local and spatial temperature data. It was created by Halbig et al. 2024 (<doi:10.1016/j.foreco.2023.121525>) at FVA (<https://www.fva-bw.de/en/homepage/>) Forest Research Institute Baden-Wuerttemberg, Germany and at BOKU - University of Natural Ressources and Life Sciences, Vienna, Austria.

Lorenz Bachfischer

PHENTHAUproc

Phenology Modelling of Thaumetopoea Processionea

Department of Forest Protection, FVA 

convert_doy_to_logical function

<dl><dt>x</dt>
<dd>SpatRaster - numeric - value is day of year</dd>
<dt>from</dt>
<dd>Date - ymd - first day of time attribute</dd>
<dt>to</dt>
<dd>Date - ymd - last day of time attribute</dd>
<dt>by</dt>
<dd>character - either "days", "weeks" or "months". Reduces return to
one day per day/week/month</dd></dl>

Arguments

Convert day of year (doy) to logical — convert_doy_to_logical

<dl>

<dt>x</dt>
<dd>SpatRaster - numeric - value is day of year</dd>


<dt>from</dt>
<dd>Date - ymd - first day of time attribute</dd>


<dt>to</dt>
<dd>Date - ymd - last day of time attribute</dd>


<dt>by</dt>
<dd>character - either "days", "weeks" or "months". Reduces return to
one day per day/week/month</dd>

</dl>

convert_doy_to_logical: Convert day of year (doy) to logical

Description

Usage

Value

Arguments

See Also