Table 1

Database summary for parameterizing and validating data for Californian and Spanish locations. Weather station descriptors are latitude, longitude, altitude, number of observation sites associated with each weather station, and the mean distance between them. Data are shown for Californian (www.cimis.water.ca.gov) and Spanish (www.ruralcat.net/web/guest/agrometeo.estacions and http://redarexplus.gobex.es/RedarexPlus/) weather stations. Average budbreak data are provided for the different observation years. CP is the average value for the chill portions accumulated in the observation years from 1 Oct to 31 March. Daily average maximum (Tmax) and minimum (Tmin) temperatures are from 1 Oct to 31 March. DOY, day of year.

Table 1