The treatments were applied when the maize crop was at knee height and larvae damaged nearly 5–8% of the total plants. Standard agronomic package of practices followed for crop proper growth and development, and plant spacing maintained at 20 × 60 cm 2 with a plot size of 390 m 2. Smith) larvae load from a maize field in the winter seasons of 20 in Sarlahi, Nepal. These three other species are often confused with FAW.An experiment was conducted to test the efficacy of grease and emamectin benzoate in a randomized complete block design with five replications to reduce fall armyworm, Spodoptera frugiperda (J.E. Note that Fall Armyworm can easily be mistaken for other species that are already in New Zealand. Alternatively, report the detection using the Find-A-Pest app.Freephone the Biosecurity New Zealand pest and disease hotline (0800 80 99 66) or make a report online.Take a clear dorsal (top down) photo – the caterpillars you photograph should be at least 2cm long.If you are a grower and suspect or have detected Fall Armyworm on your crops: Work is being done to identify possible Fall Armyworm controls, and agrichemical companies are being encouraged to register suitable products for control. While there are insecticides that have proven to be effective, growers must check with their distributor, marketer, and/or processor regarding the use of agrichemicals. From September 2022, more than 200 Fall Armyworm pheromone traps will be distributed around the country to support the B3 research work. Information about this pest and what to look for can be found here.īetter Border Biosecurity (B3) has established a research programme to understand the survival, distribution and potential impacts of Fall Armyworm in New Zealand. Growers are encouraged to look for signs of it, particularly on volunteer maize and corn plants.
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