Brazil cotton growers opt for earworm biocontrol
Brazilian cotton growers have found that a biological product has proven to lower control costs by 30% against earworms (Helicoverpa spp) when compared with chemical products, newswire Agrolink reports. The claim comes from growers who have switched to Brazilian agricultural inputs business CCAB Agro’s (Sao Paulo), viral insecticide, Hz-NPV CCAB. The co-operative, Cooperfibra, has decided to raise its stocks of the product on selling some 1,600 litres in the present season. The product was granted emergency authorisation over a year ago.