bedd | R Documentation |
Biologically effective degree-days (BEDD). Gladstones, J. (1992).
bedd(mx, mn, lati, dates)
mx |
vector of daily maximum temperature series. |
mn |
vector of daily minimum temperature series. |
lati |
numeric value indicating the latitude of location. |
dates |
vector of dates corresponding with daily temprature series |
Depending on the latitude, the function detects the hemisphere and considers growing season from 1st April to 31st October (northern hemisphere) or from 1st October to 30rd April (southern hemisphere).
The sum of degree-days (BEDD) is returned as a numeric value.
Gladstones, J. (1992) Viticulture and environment (Winetitles: Adelaide).
bedd(mx = daily_tmax, mn = daily_tmin, dates = seq.Date(as.Date('1981-01-01'), as.Date('2010-12-31'), by ='day'), lati = 42)
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.