Did you know?
Petioles are ideal for monitoring nitrate-N and potassium concentrations until mid-flowering. Beyond flowering, leaf tests are a better method of monitoring crop nutrition.
In designing the survey questions, Alison Young met with Phil Firth of the Lower Namoi Cotton Grower's Association. Growers in the executive of the LNCGA were the first to complete the survey. The executive encourages all Lower Namoi Growers to complete the survey and ensure the best data set is available to influence research and extension on this important issue.