Can I spray Pixxaro EC below a water volume of 100L/ha?

To spray at below 100L water/ha you would need to reduce the product rate proportionally, e.g. applying Pixxaro EC at 75L of water/ha the maximum rate would be 75% of full dose (i.e. 0.5L Pixxaro EC /ha X 75% = 0.375L Pixxaro EC/ha).