Typical tomato spotted wilt virus symptoms on fruit
By Denis Crawford
Insects that spread plant diseases are known as vectors of that disease. It’s important to know that some insects are more efficient vectors than other others.
Insects which transmit plant diseases are mostly sap-sucking insects of the insect order Hemiptera.… Continue reading
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Butterflies have more than aesthetic value in gardens (image supplied by Denis Crawford)
By Denis Crawford
Butterflies are desirable in gardens because they are indicators of a healthy environment. Unfortunately, they are under threat from climate change.
People enjoy seeing butterflies fluttering around their gardens and in bushland. Butterflies are considered to be harmless, perhaps with the exception of the cabbage white butterfly (Pieris rapae), and they are often quite large, colourful, and aesthetically pleasing.… Continue reading
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