BioClay pesticide spray successful in recent trials

Commercial field crop of tobacco (N. tabacum) (AgrEvo)
Commercial field crop of tobacco (N. tabacum) (AgrEvo)

Australian researchers have developed a new nanotechnology pesticide spray called BioClay which has shown success in recent trials.

Developed by the Queensland Alliance for Agriculture and Food Innovation (QAAFI) and the Australian Institute for Bioengineering and Nanotechnology (AIBN), BioClay contains double stranded RNA which can be sprayed onto a crop. When the RNA contacts the plant, the plant believes it is being attacked by a virus and protects itself.

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Puddles of pests: why the weather really matters

Weather – an integral part of
farming ©Paul Dickson

While folklore has worked well for many farmers over the years, watching out for red skies or the wind changing direction isn’t always convenient, and a little more notice of hurricanes and tropical storms is usually appreciated. With recent stories of rain beating down on mangoes in Mexico, hail wreaking havoc on tobacco in Zimbabwe and droughts leaving crops more than a little thirsty in Cameroon, it seemed like good timing for the World Meteorological Organization (WMO) to announce its new development plans. Promising not only accurate predictions, but also free and easy access to more information than ever before, this latest advance is expected to go some way towards improving food security, particularly in developing countries.

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