Horticultural pest and diseases
Inside a native fig with wasp larva on rim (Supplied by Denis Crawford of Graphic Science)
By Denis Crawford –
Galls are abnormal growths that can form on just about any part of a plant. Why do galls form and do they harm the plants they form on?
Galls form in response to a variety of organisms entering plant tissue in some way.… Continue reading
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Animal.Insect.Lepidoptera.Nymphalidae;Location.Australia.Victoria.Wimmera.Pomonal.Emu Court
By Denis Crawford –
Recent media reports demonstrate how seemingly minor changes can have profound unforeseen effects down the track. A bit like the butterfly effect in chaos theory.
I don’t pretend to be an expert on chaos theory in general, or the butterfly effect in particular, but the way I understand it, the idea centres on how “small, nearly imperceptible changes can have massive implications in complex systems”.… Continue reading
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