リソース タグを付けた: Silkworms
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2009/03/20 Diversity and efficiency: the elements of ecologically intensive agriculture Seeds, knowledge and diversity in the hands of small-scale farmers in Honduras Living the sustainable life - managing a dryland family farm Making the most of underutilised crops Improving livelihoods with underutilised...
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This book covers the raising of silkmoth's. It also gives information on each species of silkmoth.
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1982/01/01 Silkworms are not actually worms at all. They are the caterpillars of a large white moth. Many moth caterpillars produce silk thread inside their bodies, but the thread of the silkworm is so fine and strong that human beings use it to make a beautiful fabric. In countries like Japan, people raise...