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An introduction to the microbial world
Bacteria have certainly been around for millions of years but it is only fairly recently that we have known about their existence.
Much debate had raged for several hundred years as to what caused infectious disease. Some early pioneers such as Girolamo Fracastoro 1478-1553 an Italian physician had proposed in 1546 that epidemic diseases are caused [...]
The history of bonsai
One has to step back well over one thousand years to find the beginnings of the art of bonsai and even then much is steeped in mystery and legend. In the early days the approach was very simple and was known as pun-sai a term still used today. The definition of pun-sai is a tree [...]
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