Managing Helicoverpa spp. on cotton with semio (signalling) chemicals.
Mensah. Robert, Moore, Chris, Wang, Ertong, Singelton, Angela (Australian Cotton Growers Research Association, 2004-08-12)
The over reliance on, and widespread use of, synthetic insecticides has led to resistance, increased concerns about the long term environmental impacts, and public health issues (Smart et al 1994).