Spray volume rate
This is the total volume of pesticide solution applied per unit area, expressed in liters or gallons per hectare or acre.
Также говорят: spray volume, application rate, spray rate
The spray volume determines the coverage density and the biological efficacy of the chemical treatment. Selecting the appropriate volume ensures that the active ingredient reaches the target site, whether it is foliage or soil, in the optimal concentration.
Application rates are adjusted based on canopy density, growth stage, and equipment capabilities. For instance, dense crop foliage typically requires higher water volumes to ensure the spray penetrates deep into the plant canopy effectively.
Common errors include failing to calibrate nozzles regularly or driving at inconsistent speeds, which leads to uneven distribution. Over-application increases operational costs, while under-application compromises crop protection and promotes resistance in pests or pathogens.