number_of_days

A convenience function which is simply <code>as.numeric(end_date -
start_date)</code>

Calculate agrometeorological variables for crops
including growing degree days (McMaster, GS & Wilhelm, WW
(1997) <doi:10.1016/S0168-1923(97)00027-0>), cumulative
rainfall, number of stress days and cumulative or mean
radiation and evaporation. Convert dates to day of year
and vice versa. Also, download curated and interpolated
Australian weather data from the Queensland Government
DES longpaddock website
<https://www.longpaddock.qld.gov.au/>. This data is
freely available under the Creative Commons 4.0 licence.

Peter Baker

cropgrowdays

Crop Growing Degree Days and Agrometeorological Calculations

Miranda Mortlock

number_of_days function

<dl><dt>x</dt>
<dd>The end date with class <code><a href="/link/Date?package=cropgrowdays&version=0.2.1" data-mini-rdoc="cropgrowdays::Date">Date</a></code></dd>
<dt>start</dt>
<dd>The start date with class <code><a href="/link/Date?package=cropgrowdays&version=0.2.1" data-mini-rdoc="cropgrowdays::Date">Date</a></code></dd></dl>

Arguments

The number of days between two dates — number_of_days

<dl>

<dt>x</dt>
<dd>The end date with class <code><a href='https://rdrr.io/r/base/Dates.html'>Date</a></code></dd>


<dt>start</dt>
<dd>The start date with class <code><a href='https://rdrr.io/r/base/Dates.html'>Date</a></code></dd>

</dl>

number_of_days: The number of days between two dates

Description

Usage

Value

Arguments

Examples