Day degrees point to BYDV triggers
Early drilled crops growing quickly are now under increasing pressure of BYDV secondary spread. The calculation of 170 day degrees from emergence for the onset of spread has now elapsed for all early sown crops, and increasing as the season progresses. Syngenta Technical Manager, Dr Max Newbert, highlights some of the watch out points for growers and agronomy actions.
Professional Adviser training programme
The very first national Level 6 Degree agronomy training programme for the Professional Adviser Standard has been launched by leading crop production specialists, Hutchinsons.
Count the days to CSFB larvae control
Syngenta Technical Manager, Dr Max Newbert, outlines how using Growing Degree Days to calculate larvae movement can accurately predict for the optimum date to start Hallmark Zeon treatment .