With lupins being susceptible and grown in close rotation to canola, particularly in the northern WA wheatbelt, lupin growers are facing increasing pressure from sclerotinia stem rot (caused by
The term 'residual' applies to a number of herbicides that have a long lasting activity in the soil. These herbicides are often applied directly to the soil prior to planting crops, pre-emergent.
This trial assessed potential efficacy and benefits from various timings of fungicide application for managing powdery mildew, leaf rust and leaf spot diseases in wheat.
Herbicide performance can vary greatly depending on a number of factors. These can include compatibility of herbicides, water quality, sprayer decontamination and controlling stressed weeds.
